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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

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
Swansea County - Energy Statement - 029 2193 0147
The office that covers this area is: Cardiff
The towns & cities that are covered within this county are:
Mumbles, Pontarddulais,
Phone Number: 029 2193 0147 Email: swansea-county@e2consultants.co.uk
Our other services include:
Energy Statement can also be known as:
LZC Report, Low Zero Carbon Report, Energy Statements,


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