Last edited 10 Oct 2016

Internal dominant face

According to the International Property Measurement Standards (IPMS): Office Buildings, published by the International Property Measurement Standards Coalition (IPMSC) in November 2014, the internal dominant face is:

The inside finished surface comprising 50% or more of the surface area for each vertical section forming an internal perimeter.

Where, the vertical section is ‘Each part of a window, wall or external feature of an office buildings where the inside finished surface area varies from the inside finished surface area of the adjoining window, wall or external construction feature, ignoring the existence of any columns.’

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