Offices Nationwide
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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
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The Decibel Scale
Gives an approx of human perception of loudness. This is because the human ear has a logarithmic response to changes in sound level...more
Part L1B
Conservation of fuel and power in Existing Dwellings
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Our other services include:
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Ventilation Commissioning Certificates can also be known as:
Part F Ventilation Testing, Ventilation Commissioning Certificate, Duct Testing, Part F Fan Testing, Air Flow Rate Testing, Ventilation Testing Equipment, Part F Ventilation Certificate, Part F Testing,
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In County M
Part F Testing in Merseyside, Part F Testing in Middlesex,