Offices Nationwide

Air Testing & Leakage
We have a checklist you can download for Air Leakage Testing. If you follow our air tightness checklist, this will improve your likelihood to achieve a pass!

Reverberation Time
The reverberation time of a room is defined as the time it takes for sound to decay by 60 dB after an abrupt termination...more
Longstreet - Building EPCs - 0239 366 0106
The office that covers this area is: Portsmouth
Phone Number: 0239 366 0106 Email: longstreet@e2consultants.co.uk
Our other services include:
Building EPCs can also be known as:
Industrial EPC, CEPC, Office EPC, EPC Rating, Building EPC, Non Domestic EPC, Commercial EPC Rating, Commercial EPC,


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Company No. 06728970