Offices Nationwide
Point of Reference
10 dBA is the sound level of normal human breathing. To put it into perspective, thunder is a whopping 120 dBA...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
Part E
Resistance of the Passage of Sound
Why are the new standards in Part E necessary? They are designed to improve modern living.
Hertfordshire - Water Usage Calculation - 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:
Water Usage Calculation can also be known as:
Water Calculations, Part G, Part G Water Calc, Part G Water Calculation,
Copyright 2026 E2 Specialist Consultants Limited
Company No. 06728970