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Withdrawn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Superseded by the third issue, dated 2nd March 2021. Date of second issue: 8th June 2018, amended February 2019. 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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