About Part E
We understand that compliance with Part-E of the Building Regulations can be challenging. MACH Testing is part of one of the largest acoustic consultancies in the UK, meaning that unlike a lot of testing companies, we have the knowledge to advise our clients on compliance with Part-E.
Our Part-E Design and Consultancy services draw on our extensive construction knowledge, guiding our clients through the design process, or providing a comprehensive review of proposals. Our expertise in value engineering ensures that compliance with Part-E can be achieved in the most cost effective manner.
Pre-completion sound testing and certification is also included within our package, giving you a full route to compliance under one roof. Job done!
More information
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Sound Insulation testing is required by Building Control for all new and refurbished residential buildings to satisfy the standards outlined in Approved Document-E (ADE) of the Building Regulations (England and Wales) which came into force in 1st July 2003.
Table 1a: Dwelling-houses and flats – performance standards for separating walls, separating floors, and stairs that have a separating function.
Airborne sound insulation
DnT,w+Ctr dB
(Minimum Values)Impact sound insulation
L’nT,w dB
(Maximum Values)Purpose built
Walls
Floors and Stairs
45
45
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62Material change of use
Walls
Floors and Stairs
43
43
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64Table 1b: Rooms for residential purposes – performance standards for separating walls, separating floors, and stairs that have a separating function.
Airborne sound insulation
DnT,w+Ctr dB
(Minimum Values)Impact sound insulation
L’nT,w dB
(Maximum Values)Purpose built
Walls
Floors and Stairs
43
45
–
62Material change of use
Walls
Floors and Stairs
43
43
–
64The method for measuring the field airbourne sound insulation of building elements is given in BS EN ISO 140-4:1998. The method for measuring the field impact sound insulation of building elements is given in BS EN ISO 140-7:1998. Once the level difference or impact noise levels have been measured the result is analysed to give a result and adaptation term in accordance with BS EN ISO 717.
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Part-E of the building regulations provides a range of solutions for compliance with Regulation E1 – Sound insulation between dwellings and other areas of the building. If you’re working on a residential conversion, check out our animation below – Which guides you through some of these options.
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All tests are carried out by MACH Testing Engineers. MACH Testing is a trading name of MACH Acoustics – ANC registered acoustic consultancy practice #179. MACH Acoustics Ltd, company registration number 04940319. Registered in the United Kingdom, the registered office of which is Trelawney House, Surrey Street, Bristol, BS2 8PS. VAT registration number GB 822146065.
‘Easy Sound Test’ is a quote estimator – bookings placed are not final. Upon receiving a booking request, MACH Testing will contact you to confirm the price and booking details. MACH Testing reserves the right to change or cancel bookings. MACH Testing will inform of any such changes at least 24 hours before the scheduled booking time.
MACH Testing issue test reports on receipt of payment. Invoices are issued via email on confirmation of a booking. Invoices can be paid via BACS transfer at any time following confirmation of a booking, or by card over the phone (Tel 08433094504). MACH Testing engineers will also accept card, cash or a cheque whilst on site.
If you wish to cancel or amend your booking, you must inform MACH Testing no later than 24 hours before the scheduled booking time (Tel 08433094504). A late cancellation fee of 75% of the invoiced testing amount is payable if you fail to inform MACH Testing of a cancellation to your booking within the aforementioned window.
Site conditions must be in accordance with MACH Testing requirements. Required site conditions are issued via email on confirmation of a booking. If you are unable to comply with the required site conditions, please contact MACH Testing no later than 24 hours before the scheduled booking time. MACH Testing reserve the right to abstain from carrying out the agreed works, should site conditions fail to meet the aforementioned requirements. In the event of this situation, the client is subject to a call out charge of 75% of the invoiced testing amount.