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		<id>https://www.designingbuildings.co.uk/w/index.php?action=history&amp;feed=atom&amp;title=Crinkly_tin</id>
		<title>Crinkly tin - Revision history</title>
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		<updated>2026-05-01T19:45:18Z</updated>
		<subtitle>Revision history for this page on the wiki</subtitle>
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	<entry>
		<id>https://www.designingbuildings.co.uk/w/index.php?title=Crinkly_tin&amp;diff=223466&amp;oldid=prev</id>
		<title>Editor at 17:28, 21 January 2022</title>
		<link rel="alternate" type="text/html" href="https://www.designingbuildings.co.uk/w/index.php?title=Crinkly_tin&amp;diff=223466&amp;oldid=prev"/>
				<updated>2022-01-21T17:28:16Z</updated>
		
		<summary type="html">&lt;p&gt;&lt;/p&gt;
&lt;table style=&quot;background-color: white; color:black;&quot;&gt;
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			&lt;col class='diff-content' /&gt;
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			&lt;col class='diff-content' /&gt;
		&lt;tr valign='top'&gt;
		&lt;td colspan='2' style=&quot;background-color: white; color:black;&quot;&gt;← Older revision&lt;/td&gt;
		&lt;td colspan='2' style=&quot;background-color: white; color:black;&quot;&gt;Revision as of 17:28, 21 January 2022&lt;/td&gt;
		&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 23:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 23:&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;Corrosion may also occur when the metal expands in hot weather as the plastic coating may detach and allow water to penetrate. The ensuing corrosion may cause leaks and even perforation of the metal.&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;Corrosion may also occur when the metal expands in hot weather as the plastic coating may detach and allow water to penetrate. The ensuing corrosion may cause leaks and even perforation of the metal.&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;minus;&lt;/td&gt;&lt;td style=&quot;background: #ffa; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;= Related articles on Designing Buildings &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;Wiki &lt;/del&gt;=&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;background: #cfc; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;= Related articles on Designing Buildings =&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;* Decorative metal ceilings.&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;* Decorative metal ceilings.&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;* Metal composite panels.&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;* Metal composite panels.&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;* Metal profile cladding.&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;* Metal profile cladding.&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;minus;&lt;/td&gt;&lt;td style=&quot;background: #ffa; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;* Metal roofing&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;background: #cfc; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;* Metal roofing&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;.&lt;/ins&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;* Natural stone cladding.&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;* Natural stone cladding.&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;* Plastic cladding.&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;* Plastic cladding.&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;* Rainscreen.&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;* Rainscreen.&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;minus;&lt;/td&gt;&lt;td style=&quot;background: #ffa; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;* Roof coverings&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;background: #cfc; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;* Roof coverings&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;.&lt;/ins&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;minus;&lt;/td&gt;&lt;td style=&quot;background: #ffa; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;* Roof tiles&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;background: #cfc; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;* Roof tiles&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;.&lt;/ins&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;* Sandwich panel.&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;* Sandwich panel.&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td colspan=&quot;2&quot;&gt;&amp;#160;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;background: #cfc; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;&lt;ins style=&quot;color: red; font-weight: bold; text-decoration: none;&quot;&gt;* Tin.&lt;/ins&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;* Weatherboarding.&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;* Weatherboarding.&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;[[Category:DCN_Definition]] [[Category:DCN_Guidance]] [[Category:DCN_Product_Knowledge]] [[Category:Products_/_components]]&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;[[Category:DCN_Definition]] [[Category:DCN_Guidance]] [[Category:DCN_Product_Knowledge]] [[Category:Products_/_components]]&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>Editor</name></author>	</entry>

	<entry>
		<id>https://www.designingbuildings.co.uk/w/index.php?title=Crinkly_tin&amp;diff=210003&amp;oldid=prev</id>
		<title>Editor at 17:41, 30 July 2021</title>
		<link rel="alternate" type="text/html" href="https://www.designingbuildings.co.uk/w/index.php?title=Crinkly_tin&amp;diff=210003&amp;oldid=prev"/>
				<updated>2021-07-30T17:41:48Z</updated>
		
		<summary type="html">&lt;p&gt;&lt;/p&gt;
&lt;table style=&quot;background-color: white; color:black;&quot;&gt;
			&lt;col class='diff-marker' /&gt;
			&lt;col class='diff-content' /&gt;
			&lt;col class='diff-marker' /&gt;
			&lt;col class='diff-content' /&gt;
		&lt;tr valign='top'&gt;
		&lt;td colspan='2' style=&quot;background-color: white; color:black;&quot;&gt;← Older revision&lt;/td&gt;
		&lt;td colspan='2' style=&quot;background-color: white; color:black;&quot;&gt;Revision as of 17:41, 30 July 2021&lt;/td&gt;
		&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 25:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 25:&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;= Related articles on Designing Buildings Wiki =&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;= Related articles on Designing Buildings Wiki =&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td colspan=&quot;2&quot;&gt;&amp;#160;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;background: #cfc; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;&lt;ins style=&quot;color: red; font-weight: bold; text-decoration: none;&quot;&gt;* Decorative metal ceilings.&lt;/ins&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;* Metal composite panels.&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;* Metal composite panels.&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;* Metal profile cladding.&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;* Metal profile cladding.&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>Editor</name></author>	</entry>

	<entry>
		<id>https://www.designingbuildings.co.uk/w/index.php?title=Crinkly_tin&amp;diff=187530&amp;oldid=prev</id>
		<title>Designing Buildings at 08:21, 27 December 2020</title>
		<link rel="alternate" type="text/html" href="https://www.designingbuildings.co.uk/w/index.php?title=Crinkly_tin&amp;diff=187530&amp;oldid=prev"/>
				<updated>2020-12-27T08:21:17Z</updated>
		
		<summary type="html">&lt;p&gt;&lt;/p&gt;
&lt;table style=&quot;background-color: white; color:black;&quot;&gt;
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			&lt;col class='diff-content' /&gt;
			&lt;col class='diff-marker' /&gt;
			&lt;col class='diff-content' /&gt;
		&lt;tr valign='top'&gt;
		&lt;td colspan='2' style=&quot;background-color: white; color:black;&quot;&gt;← Older revision&lt;/td&gt;
		&lt;td colspan='2' style=&quot;background-color: white; color:black;&quot;&gt;Revision as of 08:21, 27 December 2020&lt;/td&gt;
		&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 36:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 36:&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;* Weatherboarding.&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;* Weatherboarding.&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;minus;&lt;/td&gt;&lt;td style=&quot;background: #ffa; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;[[Category:&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;Products_/_components&lt;/del&gt;]] [[Category:DCN_Product_Knowledge]]&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;background: #cfc; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;[[Category:&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;DCN_Definition]] [[Category:DCN_Guidance&lt;/ins&gt;]] [[Category:DCN_Product_Knowledge&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;]] [[Category:Products_/_components&lt;/ins&gt;]]&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>Designing Buildings</name></author>	</entry>

	<entry>
		<id>https://www.designingbuildings.co.uk/w/index.php?title=Crinkly_tin&amp;diff=134026&amp;oldid=prev</id>
		<title>Designing Buildings at 15:36, 30 April 2019</title>
		<link rel="alternate" type="text/html" href="https://www.designingbuildings.co.uk/w/index.php?title=Crinkly_tin&amp;diff=134026&amp;oldid=prev"/>
				<updated>2019-04-30T15:36:56Z</updated>
		
		<summary type="html">&lt;p&gt;&lt;/p&gt;
&lt;table style=&quot;background-color: white; color:black;&quot;&gt;
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			&lt;col class='diff-content' /&gt;
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			&lt;col class='diff-content' /&gt;
		&lt;tr valign='top'&gt;
		&lt;td colspan='2' style=&quot;background-color: white; color:black;&quot;&gt;← Older revision&lt;/td&gt;
		&lt;td colspan='2' style=&quot;background-color: white; color:black;&quot;&gt;Revision as of 15:36, 30 April 2019&lt;/td&gt;
		&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 5:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 5:&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;|}&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;|}&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;minus;&lt;/td&gt;&lt;td style=&quot;background: #ffa; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;‘Crinkly tin’ refers to sheets of profiled steel that are used for roofing and cladding buildings, mostly in industrial and other applications. The term is a misnomer as the sheeting Is not made of tin. Today, the material mostly goes under the name of ‘profiled sheeting’, but may also be referred to as ‘wiggly’ or ‘wriggly’ tin, ‘corrugated iron’ or ‘galvanised sheets’.&lt;/del&gt;&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;background: #cfc; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;= Introduction =&lt;/ins&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;minus;&lt;/td&gt;&lt;td style=&quot;background: #ffa; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;Invented in 1829 as corrugated iron sheeting, the material was &lt;/del&gt;used &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;in the late nineteenth century &lt;/del&gt;for &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;building pre-fabricated iron &lt;/del&gt;buildings &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;that were transported throughout &lt;/del&gt;the &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;British Empire. It also became very popular for agricultural sheds&lt;/del&gt;. &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;However&lt;/del&gt;, &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;architects eventually found &lt;/del&gt;the material &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;to be functional&lt;/del&gt;, &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;durable, relatively economic, fast to install and with a potentially attractive ribbed texture and thus it came to &lt;/del&gt;be &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;applied &lt;/del&gt;to &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;numerous building types&lt;/del&gt;&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;background: #cfc; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;‘Crinkly tin’ refers to sheets of profiled steel that are &lt;/ins&gt;used for &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;roofing and cladding &lt;/ins&gt;buildings&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;, mostly in industrial and other applications. The term is actually a misnomer as &lt;/ins&gt;the &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;sheeting is generally not made of tin&lt;/ins&gt;. &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;Today&lt;/ins&gt;, the material &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;mostly goes under the name of ‘profiled sheeting’&lt;/ins&gt;, &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;but may also &lt;/ins&gt;be &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;referred &lt;/ins&gt;to &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;as ‘wiggly’ or ‘wriggly’ tin, ‘corrugated iron’ or ‘galvanised sheets’.&lt;/ins&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;minus;&lt;/td&gt;&lt;td style=&quot;background: #ffa; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;Today&lt;/del&gt;, &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;‘crinkly tin’ is mainly made of galvanised or plastic&lt;/del&gt;-&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;coated steel and is applied to elevations and roofs on a range of &lt;/del&gt;buildings that &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;include warehouses, &lt;/del&gt;agricultural sheds, &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;retail and industrial units&lt;/del&gt;, &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;colleges &lt;/del&gt;and &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;hospitals.&lt;/del&gt;&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;background: #cfc; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;Invented in 1829 as corrugated iron sheeting&lt;/ins&gt;, &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;the material was used in the late nineteenth century for building pre&lt;/ins&gt;-&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;fabricated &lt;/ins&gt;buildings that &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;were transported throughout the British Empire. It also became popular for &lt;/ins&gt;agricultural sheds&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;. Architects eventually found the material to be functional&lt;/ins&gt;, &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;durable&lt;/ins&gt;, &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;relatively economic, fast to install &lt;/ins&gt;and &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;with a potentially attractive ribbed texture and thus it came to be applied to numerous more permanent building types&lt;/ins&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;minus;&lt;/td&gt;&lt;td style=&quot;background: #ffa; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;Specifiers can choose &lt;/del&gt;from a &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;plethora &lt;/del&gt;of &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;profiled sheet types &lt;/del&gt;that &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;are differentiated by their profile e.g trapezoidal or sinusoidal&lt;/del&gt;, &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;pitch&lt;/del&gt;, &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;thickness &lt;/del&gt;and &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;colour. Sheets are also available that emulate roof tiles &lt;/del&gt;and &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;pantiles at a fraction of the cost&lt;/del&gt;.&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;background: #cfc; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;Today, ‘crinkly tin’ is mainly made &lt;/ins&gt;from &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;galvanised or plastic-coated steel and is applied to elevations and roofs on &lt;/ins&gt;a &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;range &lt;/ins&gt;of &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;buildings &lt;/ins&gt;that &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;include warehouses&lt;/ins&gt;, &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;agricultural sheds&lt;/ins&gt;, &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;retail &lt;/ins&gt;and &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;industrial units, colleges &lt;/ins&gt;and &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;hospitals&lt;/ins&gt;.&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;minus;&lt;/td&gt;&lt;td style=&quot;background: #ffa; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;Generally used as a single skin, sheets for roofs are typically 0.7mm gauge and for walls &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;they are &lt;/del&gt;0.5mm gauge. Due to its thermal properties, condensation may occur either behind or below the sheeting. To avoid this, construction &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;should &lt;/del&gt;incorporate insulation and vapour barriers &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;to the correct specification&lt;/del&gt;.&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;background: #cfc; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;Specifiers can choose from a plethora of sheet types that are differentiated by their profile e.g trapezoidal or sinusoidal, pitch, thickness and colour. Sheets are also available that emulate roof tiles and pantiles at a fraction of the cost.&lt;/ins&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td colspan=&quot;2&quot;&gt;&amp;#160;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;background: #cfc; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;&amp;#160;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td colspan=&quot;2&quot;&gt;&amp;#160;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;background: #cfc; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;Generally used as a single skin, sheets for roofs are typically 0.7mm gauge and for walls 0.5mm gauge. Due to its thermal properties, condensation may occur either behind or below the sheeting. To avoid this, construction &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;may &lt;/ins&gt;incorporate insulation and vapour barriers.&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;= Potential problems =&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;= Potential problems =&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;minus;&lt;/td&gt;&lt;td style=&quot;background: #ffa; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;It is common for steel sheeting to be coated &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;by &lt;/del&gt;a very thin plastic layer to &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;afford &lt;/del&gt;protection against corrosion. However, this coating may be compromised on site when the material is cut to size, as the freshly cut edge will &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;consequently &lt;/del&gt;have no coating. The result is corrosion at the bare steel edge and will be exacerbated by rain and pollutants. Once &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;it &lt;/del&gt;starts, &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;the corrosion &lt;/del&gt;can spread &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;through capillary action &lt;/del&gt;from the edges to other areas. Cut-edge corrosion is typically found at the eaves and sheet overlaps.&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;background: #cfc; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;It is common for steel sheeting to be coated &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;with &lt;/ins&gt;a very thin plastic layer to &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;give &lt;/ins&gt;protection against corrosion. However, this coating may be compromised on site when the material is cut to size, as the freshly cut edge will have no coating. The result is corrosion at the bare steel edge&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;, &lt;/ins&gt;and &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;this &lt;/ins&gt;will be exacerbated by rain and pollutants. Once &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;corrosion &lt;/ins&gt;starts, &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;it &lt;/ins&gt;can spread from the edges to other areas. Cut-edge corrosion is typically found at the eaves and sheet overlaps.&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;minus;&lt;/td&gt;&lt;td style=&quot;background: #ffa; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;Corrosion may also occur when the metal expands in hot &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;spells &lt;/del&gt;as the plastic coating may detach &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;from the metal – not just at edge positions – &lt;/del&gt;and allow water to penetrate. The ensuing corrosion may cause leaks and even perforation of the metal.&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;background: #cfc; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;Corrosion may also occur when the metal expands in hot &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;weather &lt;/ins&gt;as the plastic coating may detach and allow water to penetrate. The ensuing corrosion may cause leaks and even perforation of the metal.&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;= Related articles on Designing Buildings Wiki =&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;= Related articles on Designing Buildings Wiki =&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 34:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 36:&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;* Weatherboarding.&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;* Weatherboarding.&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;minus;&lt;/td&gt;&lt;td style=&quot;background: #ffa; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;[[Category:Products_/_components]]&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;background: #cfc; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;[[Category:Products_/_components&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;]] [[Category:DCN_Product_Knowledge&lt;/ins&gt;]]&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>Designing Buildings</name></author>	</entry>

	<entry>
		<id>https://www.designingbuildings.co.uk/w/index.php?title=Crinkly_tin&amp;diff=133618&amp;oldid=prev</id>
		<title>Editor at 16:06, 25 April 2019</title>
		<link rel="alternate" type="text/html" href="https://www.designingbuildings.co.uk/w/index.php?title=Crinkly_tin&amp;diff=133618&amp;oldid=prev"/>
				<updated>2019-04-25T16:06:41Z</updated>
		
		<summary type="html">&lt;p&gt;&lt;/p&gt;
&lt;table style=&quot;background-color: white; color:black;&quot;&gt;
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		&lt;td colspan='2' style=&quot;background-color: white; color:black;&quot;&gt;← Older revision&lt;/td&gt;
		&lt;td colspan='2' style=&quot;background-color: white; color:black;&quot;&gt;Revision as of 16:06, 25 April 2019&lt;/td&gt;
		&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 1:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 1:&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;{|&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;{|&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;minus;&lt;/td&gt;&lt;td style=&quot;background: #ffa; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;| [[File:&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;Crinkly tin&lt;/del&gt;.jpg]]&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;background: #cfc; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;| [[File:&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;Crinkly_tin.jpg|link=File:Crinkly_tin&lt;/ins&gt;.jpg]]&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;|-&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;|-&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;minus;&lt;/td&gt;&lt;td style=&quot;background: #ffa; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;|&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;background: #cfc; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;| &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;The roof of this small building made of old shipping containers is clad with a sinusoidal profile steel sheet.&lt;/ins&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;minus;&lt;/td&gt;&lt;td style=&quot;background: #ffa; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;&amp;#160;&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;background: #cfc; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;|}&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;|}&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>Editor</name></author>	</entry>

	<entry>
		<id>https://www.designingbuildings.co.uk/w/index.php?title=Crinkly_tin&amp;diff=133617&amp;oldid=prev</id>
		<title>Editor at 16:04, 25 April 2019</title>
		<link rel="alternate" type="text/html" href="https://www.designingbuildings.co.uk/w/index.php?title=Crinkly_tin&amp;diff=133617&amp;oldid=prev"/>
				<updated>2019-04-25T16:04:08Z</updated>
		
		<summary type="html">&lt;p&gt;&lt;/p&gt;
&lt;table style=&quot;background-color: white; color:black;&quot;&gt;
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		&lt;td colspan='2' style=&quot;background-color: white; color:black;&quot;&gt;← Older revision&lt;/td&gt;
		&lt;td colspan='2' style=&quot;background-color: white; color:black;&quot;&gt;Revision as of 16:04, 25 April 2019&lt;/td&gt;
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&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;‘Crinkly tin’ refers to sheets of profiled steel that are used for roofing and cladding buildings, mostly in industrial and other applications. The term is a misnomer as the sheeting Is not made of tin. Today, the material mostly goes under the name of ‘profiled sheeting’, but may also be referred to as ‘wiggly’ or ‘wriggly’ tin, ‘corrugated iron’ or ‘galvanised sheets’.&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;‘Crinkly tin’ refers to sheets of profiled steel that are used for roofing and cladding buildings, mostly in industrial and other applications. The term is a misnomer as the sheeting Is not made of tin. Today, the material mostly goes under the name of ‘profiled sheeting’, but may also be referred to as ‘wiggly’ or ‘wriggly’ tin, ‘corrugated iron’ or ‘galvanised sheets’.&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
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&lt;/table&gt;</summary>
		<author><name>Editor</name></author>	</entry>

	<entry>
		<id>https://www.designingbuildings.co.uk/w/index.php?title=Crinkly_tin&amp;diff=133615&amp;oldid=prev</id>
		<title>Editor: Created page with &quot;‘Crinkly tin’ refers to sheets of profiled steel that are used for roofing and cladding buildings, mostly in industrial and other applications. The term is a misnomer as the ...&quot;</title>
		<link rel="alternate" type="text/html" href="https://www.designingbuildings.co.uk/w/index.php?title=Crinkly_tin&amp;diff=133615&amp;oldid=prev"/>
				<updated>2019-04-25T15:58:10Z</updated>
		
		<summary type="html">&lt;p&gt;Created page with &amp;quot;‘Crinkly tin’ refers to sheets of profiled steel that are used for roofing and cladding buildings, mostly in industrial and other applications. The term is a misnomer as the ...&amp;quot;&lt;/p&gt;
&lt;p&gt;&lt;b&gt;New page&lt;/b&gt;&lt;/p&gt;&lt;div&gt;‘Crinkly tin’ refers to sheets of profiled steel that are used for roofing and cladding buildings, mostly in industrial and other applications. The term is a misnomer as the sheeting Is not made of tin. Today, the material mostly goes under the name of ‘profiled sheeting’, but may also be referred to as ‘wiggly’ or ‘wriggly’ tin, ‘corrugated iron’ or ‘galvanised sheets’.&lt;br /&gt;
&lt;br /&gt;
Invented in 1829 as corrugated iron sheeting, the material was used in the late nineteenth century for building pre-fabricated iron buildings that were transported throughout the British Empire. It also became very popular for agricultural sheds. However, architects eventually found the material to be functional, durable, relatively economic, fast to install and with a potentially attractive ribbed texture and thus it came to be applied to numerous building types&lt;br /&gt;
&lt;br /&gt;
Today, ‘crinkly tin’ is mainly made of galvanised or plastic-coated steel and is applied to elevations and roofs on a range of buildings that include warehouses, agricultural sheds, retail and industrial units, colleges and hospitals.&lt;br /&gt;
&lt;br /&gt;
Specifiers can choose from a plethora of profiled sheet types that are differentiated by their profile e.g trapezoidal or sinusoidal, pitch, thickness and colour. Sheets are also available that emulate roof tiles and pantiles at a fraction of the cost.&lt;br /&gt;
&lt;br /&gt;
Generally used as a single skin, sheets for roofs are typically 0.7mm gauge and for walls they are 0.5mm gauge. Due to its thermal properties, condensation may occur either behind or below the sheeting. To avoid this, construction should incorporate insulation and vapour barriers to the correct specification.&lt;br /&gt;
&lt;br /&gt;
= Potential problems =&lt;br /&gt;
&lt;br /&gt;
It is common for steel sheeting to be coated by a very thin plastic layer to afford protection against corrosion. However, this coating may be compromised on site when the material is cut to size, as the freshly cut edge will consequently have no coating. The result is corrosion at the bare steel edge and will be exacerbated by rain and pollutants. Once it starts, the corrosion can spread through capillary action from the edges to other areas. Cut-edge corrosion is typically found at the eaves and sheet overlaps.&lt;br /&gt;
&lt;br /&gt;
Corrosion may also occur when the metal expands in hot spells as the plastic coating may detach from the metal – not just at edge positions – and allow water to penetrate. The ensuing corrosion may cause leaks and even perforation of the metal.&lt;br /&gt;
&lt;br /&gt;
= Related articles on Designing Buildings Wiki =&lt;br /&gt;
&lt;br /&gt;
* Metal composite panels.&lt;br /&gt;
* Metal profile cladding.&lt;br /&gt;
* Metal roofing&lt;br /&gt;
* Natural stone cladding.&lt;br /&gt;
* Plastic cladding.&lt;br /&gt;
* Rainscreen.&lt;br /&gt;
* Roof coverings&lt;br /&gt;
* Roof tiles&lt;br /&gt;
* Sandwich panel.&lt;br /&gt;
* Weatherboarding.&lt;br /&gt;
&lt;br /&gt;
[[Category:Products_/_components]]&lt;/div&gt;</summary>
		<author><name>Editor</name></author>	</entry>

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