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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

Point of Reference
10 dBA is the sound level of normal human breathing. To put it into perspective, thunder is a whopping 120 dBA...more
Part E
Resistance of the Passage of Sound

Bolton le Sands - Duct Testing - 0161 403 0129
The office that covers this area is: Manchester
Phone Number: 0161 403 0129 Email: bolton-le-sands@e2consultants.co.uk
Our other services include:
Duct Testing can also be known as:
Part F Ventilation Testing, Part F Testing, Part F Fan Testing, Ventilation Commissioning Certificate, Ventilation Testing Equipment, Part F Ventilation Certificate, Air Flow Rate Testing,


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