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Certificate 90/2548 DuPont de Nemours (Luxembourg) S.à r.l. Tyvek construction membranes. Tyvek e-Guard W1 insulating breather membrane. Product sheet 11

Publication Year

2018

Document Status

Withdrawn

Abstract

Relates to a low-emissivity, insulating breather membrane for external walls in steel- and timber-frame constructions. Key factors assessed were weathertightness, thermal insulation, risk of condensation, strength and durability.

Document History

Superseded by the February 2019 amendment. Date of second issue: 8th June 2018. Originally certificated on 25th April 2017.

Publisher Information

British Board of Agrément

The British Board of Agrément have been providing authoritative and independent information on the performance of building products for over 40 years. The certificates they produce contain data on durability, installation and compliance with Building Regulations.

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