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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

How loud is too loud?
Noise above 85 dBA over time will cause hearing loss. In general, the louder the noise, the less time required before hearing loss...more
Part L1A
Conservation of fuel and power IN NEW DWELLINGS

Our other services include:
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Part F Testing can also be known as:
Ventilation Commissioning Certificate, Duct Testing, Part F Fan Testing, Part F Ventilation Testing, Ventilation Testing Equipment, Air Flow Rate Testing, Part F Ventilation Certificate,
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