Offices Nationwide

How loud is too loud?
Noise above 85 dBA over time will cause hearing loss. In general, the louder the noise, the less time required before hearing loss...more

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
Part E
Resistance of the Passage of Sound

Derbyshire - Display Energy Certificates - 0114 368 0192
The office that covers this area is: Sheffield
The towns & cities that are covered within this county are:
Alfreton, Ashbourne, Bakewell, Belper, Bolsover, Buxton, Chapel en le Frith, Chesterfield, Clay Cross, Creswell, Derby, Dronfield, Glossop, Hadfield, Heanor, High Peak, Holloway, Hope Valley, Ilkeston, Langley Mill, Long Eaton, Matlock, Melbourne, New Mills, Ripley, Somercotes, Swadlincote, Whaley Bridge, Wirksworth,
Phone Number: 0114 368 0192 Email: derbyshire@e2consultants.co.uk
Our other services include:
Display Energy Certificates can also be known as:
Display Energy Certificate, DEC,


Copyright 2025 E2 Specialist Consultants Limited
Company No. 06728970