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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

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
Part L1B
Conservation of fuel and power in Existing Dwellings

Llandeilo - C4SH - 029 2193 0147
The office that covers this area is: Cardiff
Phone Number: 029 2193 0147 Email: llandeilo@e2consultants.co.uk
Our other services include:
C4SH can also be known as:
Code for Sustainable Homes, Sustainable Homes, Code Assessment, CSH, Code for Sustainable Homes Daylight Calculation,


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