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JIS Z 9123:1997

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JIS Z 9117:2011

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JIS R 3107:2019

Original price was: $26.00.Current price is: $16.00.

Calculation of thermal transmittance of glazing
standard by Japanese Industrial Standard / Japanese Standards Association, 01/01/2019

Description

JIS R 3107:2019 specifies the calculation of thermal transmittance through the central part of glazing used for building apertures (U value). The combined edge effects due to the thermal bridge of insulating glass spacer and of vacuum glass edge seal, and of the window frame are not included.