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AS/NZS ISO 14857:2023
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AS/NZS ISO 14857:2023 Thermal performance in the built environment - Determination of air permeance of building materials
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AS/NZS ISO 14857:2023 identically adopts ISO 14857:2014, which specifies the equipment and procedures to determine the air permeance of building materials at various pressure differentials, and assign an air permeance rate at a reference pressure differential rate (ΔP) of 75 Pa.
R00001445
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AS/NZS ISO 14857:2023 Thermal performance in the built environment - Determination of air permeance of building materials