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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

Good Hearing?
A typical person with good hearing can hear from about 20Hz to 20kHz (the audio bandwidth). A person's voice will usually range from 500Hz to 2kHz...more
Part L2A
Conservation of fuel and power in new buildings other than dwellings.

Cardiff - EPC Ratings - 029 2193 0147
The counties covered by this office are:
Gloucestershire, Gwent, Powys, Dyfed, Avon, Pembrokeshire, Swansea County, Carmarthenshire, Glamorgan,
Phone Number: 029 2193 0147 Email: cardiff@e2consultants.co.uk
Our other services include:
EPC Ratings can also be known as:
Building EPC, Commercial EPC, Commercial EPC Rating, Industrial EPC, CEPC, Office EPC, Non Domestic EPC, EPC Rating,


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