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Key

 
Warranty Position Regulatory Position and Guidance Exemptions Does B4 still apply?
Green indicates we consider our position best practice and not in dispute Grey items cover the December 2018 Amendments, Approved Documents and MHCLG's own FAQs and advice notes Green indicates that the item IS exempt from Regulation 7(2), in accordance with Regulation 7(3) Green indicates that B4 still applies, and refers to relevant parts
Yellow indicates our position has the potential to be subjective   Red indicates that the item is NOT exempt. Refer to Regulation 7(3) Red shows that B4 no longer applies

 

Warranty Position

Requirement: Insulation to achieve combustibility class A2-s1,d0 or better, unless they are exempt within 7(3).

Note: MHCLG's January 2020 update "Review of Ban on use of combustible materials…." is currently consulting on whether to expand the exemption of the use of water proofing and insulation material from below ground level to up to 250mm above ground level.

Is the position indisputable? Yes.

December 2018 Amendment

Section 2 Reference: 2(6)(a)(i).

Reference titles: Anything located within any space forming part of the wall.

Approved Document

Reference title(s): 10.6.

References: any insulation product, filler material (such as the core materials of metal composite panels, sandwich panels and window spandrel panels but not including gaskets, sealants and similar) etc. used in the construction of an external wall should be class A2-s3, d2.

MHCLG FAQS / Advice Notes

Reference: None.

Reference title(s): None.

Exemptions

Is the item exempt from Regulation 7(2), in accordance with Regulation 7(3)?: No.

References: None.

Statement: None.

If exempt, are there any restrictions on the use of the system, component or material given in the guidance in ADB vol 2: None.

Does B4 still apply?

Yes: Reference: B4-(1)

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Disclaimer: The information in this document is believed to be correct in light of information currently available and at the time of publication but is not guaranteed. Neither LABC Warranty nor its agents can accept responsibility in respect of the contents or any events arising from the use of the information contained within this site. The guidance provided does not replace the reader’s professional judgement and any construction project should comply with the relevant Building Regulations or applicable technical standards. For the most up to date LABC Warranty technical guidance please refer to your Risk Management Surveyor and the latest version of the LABC Warranty Technical Manual.