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Sound Levels
Decibels (dB) are most commonly used as a measure of sound level, but they are also used in electronics, signals and communications...more
Sound Insulation
Two parameters describe sound insulation; Dw and Rw. Dw is the insulation between rooms. Rw is the lab-tested insulation of a wall/floor...more
Thermal Bridging And Airtightness
Enhanced Construction Details
Information and guidance relating to thermal bridging for use with Enhanced Construction Details.
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