Meaning Airtightness
What does Airtightness mean? Here you find 3 meanings of the word Airtightness. You can also add a definition of Airtightness yourself

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Airtightness


Describes how well the building envelope resists air leakage and is measured in air changes per hour (ACH) at 50 pascals (ACH@50 Pa). The fewer air changes per hour, the more airtight the building env [..]
Source: nrcan.gc.ca

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Airtightness


Part L of the Building Regulations specifies maximum values for the air permeability of dwellings, commercial and public buildings. (see also: Refurbishment: Airtightness
Source: greenspec.co.uk

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Airtightness


The quality of being airtight.
Source: en.wiktionary.org

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