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Certificate 25/7424 Sigma Group Limited. Sigmaseal liquid applied roof waterproofing systems. Sigmaseal 20 year liquid applied roof waterproofing system. Product Sheet 1
Publication Year
2025
Document Status
Current
Abstract
Sigmaseal 20 year liquid applied roof waterproofing system. For use on new and existing flat and pitched roofs with limited access. Key factors assessed were mechanical resistance and stability, safety in case of fire, hygiene, health and the environment, safety and accessibility in use, protection against noise, energy economy and heat retention, sustainable use of natural resources, and durability.
Document History
Date of issue: 12 August 2025
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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Watford
BBA
UK
Website: http://www.bbacerts.co.uk
Email: clientservices@bbacerts.co.uk
Tel: +44 (0) 1923 665300
