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The Decibel Scale
Gives an approx of human perception of loudness. This is because the human ear has a logarithmic response to changes in sound level...more

Sound Absorption
The loss of sound energy when sound waves come into contact with an absorbent material such as ceilings, walls, floors and other objects...more
Hertfordshire - Air Flow Rate Testing - 020 3390 0301
The office that covers this area is: London
The towns & cities that are covered within this county are:
Abbots Langley, Baldock, Barnet, Berkhamsted, Bishop's Stortford, Borehamwood, Broxbourne, Buntingford, Bushey, Cheshunt, Chorleywood, Harpenden, Hatfield, Hemel Hempstead, Hertford, Hitchin, Hoddesdon, King's Langley, Knebworth, Letchworth, Much Hadham, Potters Bar, Radlett, Redbourn, Rickmansworth, Royston, Sawbridgeworth, St. Albans, Stevenage, Tring, Waltham Cross, Ware, Watford, Welwyn Garden City, Welwyn,
Phone Number: 020 3390 0301 Email: hertfordshire@e2consultants.co.uk
Our other services include:
Air Flow Rate Testing can also be known as:
Part F Ventilation Testing, Ventilation Commissioning Certificate, Part F Fan Testing, Ventilation Testing Equipment, Part F Ventilation Certificate, Duct Testing, Part F Testing,


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