Pressurisation of Closed Heating and Cooling Systems (BG 82/2022)
The maintenance of acceptable pressures whilst accommodating thermal expansion is one of the key factors in ensuring continuous and correct functioning of heating and cooling in buildings. Correct pressurisation prevents system failures, thus saving building owners time and cost related to system downtime and repairs.
Contents |
[edit] BSRIA launch
Pressurisation of Closed Heating and Cooling Systems (BG 82/2022)
This guide explains the principles of pressurisation, the different types of equipment used, and the calculation procedures following both British and European standards. The guide has been developed with a steering group of industry experts, following discussions on the importance of pressurisation, in the context of closed heating and cooling systems. Correct pressurisation prevents system failures, thus saving building owners time and cost related to system downtime and repairs.
[edit] Overview
In the context of closed heating and cooling systems, the term pressurisation covers:
- Maintaining system pressure within acceptable limits
- Accommodation of thermal expansion and contraction
- The application of safety devices
It may also include automatic top-up of system water and initial system filling.
[edit] Product details
Published: November 2022
Publisher: BSRIA
Author: Rob Clemson
ISBN: 978-0-86022-796-0
This article appears as "Pressurisation of Closed Heating and Cooling Systems (BG 82/2022)" on the BSRIA knowledge and bookshop website dated November 2022.
--BSRIA
[edit] Related articles on Designing Buildings
- Air handling unit.
- Active pressurisation.
- Boiler markets and the green recovery.
- Building heating systems.
- Building services.
- Cooling plant
- Corrosion in heating and cooling systems.
- Fan coil unit.
- Heat meter.
- Heat pump.
- Heating controls.
- HVAC.
- Radiant heating.
- Thermal comfort.
- Types of domestic heating system.
Featured articles and news
Buildings that changed the future of architecture. Book review.
The Sustainability Pathfinder© Handbook
Built environment agency launches free Pathfinder© tool to help businesses progress sustainability strategies.
Government outcome to the late payment consultation, ECA reacts.
IHBC 2025 Gus Astley Student Award winners
Work on the role of hewing in UK historic conservation a win for Jack Parker of Oxford Brookes University.
Future Homes Building Standards and plug-in solar
Parts F and L amendments, the availability of solar panels and industry responses.
How later living housing can help solve the housing crisis
Unlocking homes, unlocking lives.
Preparing safety case reports for HRBs under the BSA
A new practical guide to preparing structural inputs for safety cases and safety case reports published by IStructE.
Male construction workers and prostate cancer
CIOB and Prostate Cancer UK encourage awareness of prostate cancer risks, and what to do about it.
The changed R&D tax landscape for Architects
Specialist gives a recap on tax changes for Research and Development, via the ACA newsletter.
Structured product data as a competitive advantage
NBS explain why accessible product data that works across digital systems is key.
Welsh retrofit workforce assessment
Welsh Government report confirms Wales faces major electrical skills shortage, warns ECA.
A now architectural practice looks back at its concept project for a sustainable oceanic settlement 25 years on.
Copyright and Artificial Intelligence
Government report and back track on copyright opt out for AI training but no clear preferred alternative as yet.
Embedding AI tools into architectural education
Beyond the render: LMU share how student led research is shaping the future of visualisation workflows.
Why document control still fails UK construction projects
A Chartered Quantity Surveyor explains what needs to change and how.
Inspiration for a new 2026 wave of Irish construction professionals.
New planning reforms and Warm Homes Bill
Take centre stage at UK Construction Week London.
























Comments
[edit] To make a comment about this article, click 'Add a comment' above. Separate your comments from any existing comments by inserting a horizontal line.