Thermal performance of windows and doors - Determination of thermal transmittance by hot box method - Part 2: Roof windows and other projecting windows (ISO 12567-2:2005)
ISO 12567-2:2005 specifies a method to measure the thermal transmittance of roof windows and projecting windows. It does not include: edge effects occurring outside the perimeter of the specimen, energy transfer due to solar radiation on the specimen and effects of air leakage through the specimen.
Regulation (eu) No 305/2011 of the European Parliament and of the Council of 9 march 2011 laying down harmonised conditions for the marketing of construction products and repealing council directive 89/106/eec
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