Effisus ProFlex FR is a watertight, airtight and vapour barrier, fire rated Class B-s3,d0 facade interface membrane with a high elongation capacity.

Developed for sealing facade interfaces and construction joints on typical curtain walls, on rainscreen/brick ventilated facades, precast, masonry and many other applications.

Features and benefits:

Watertight: Class W1 – Highest classification as per BS EN 1928.
Fire Performance: B-s3, d0 according to BS EN 13501–1 in conformity with The Building Regulations 2010 - Approved Document B (ABD) updated June 2022.
Excellent Mechanical Properties: 200% Elongation capacity according to BS EN 12311-1, allowing to accommodate building differential movements.
Exceptional Tensile and Tear strength as per BS EN12311-1 and BS EN 12310-1.
Sustainability - Environmentally friendly and recyclable.
Complete System: Wide range of fixing/ sealing accessories with all compatibilities ensured in accordance with UK end use applications.
Customization: Wide range of self-adhesive bands and bespoke layout.
Unlimited widths.

Effisus ProFlex FR LEED