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Sound Intensity
Sound intensity's measured in Decibels (dB). An logarithmic scale where an increase of 10 dB gives an apparent doubling of loudness...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 L1B
Conservation of fuel and power in Existing Dwellings

Powys - Ventilation Commissioning Certificates - 029 2193 0147
The office that covers this area is: Cardiff
The towns & cities that are covered within this county are:
Brecon, Builth Wells, Crickhowell, Knighton, Llandrindod Wells, Llanfyllin, Llanidloes, Llanwrtyd Wells, Machynlleth, Montgomery, Newtown, Presteigne, Rhayader, Talgarth, Welshpool,
Phone Number: 029 2193 0147 Email: powys@e2consultants.co.uk
Our other services include:
Ventilation Commissioning Certificates can also be known as:
Part F Testing, Part F Ventilation Testing, Duct Testing, Part F Fan Testing, Air Flow Rate Testing, Part F Ventilation Certificate, Ventilation Commissioning Certificate, Ventilation Testing Equipment,


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