illbruck ME500 Duo Flexible Window Membrane comprises a tear-proof woven fleece fabric with a polyethylene copolymer film. Membrane 'E' has fixing options on the same side of the membrane and is designed for application after the window is installed. Membrane 'W' has fixing options on opposite sides of the membrane and is designed for application before the window is installed. An integrated movement pleat is included in the membrane which complies with the planning and installation recommendations of DIN 4108-7 and with the RAL Quality Assurance Association for windows and doors. Also meets DIN EN 1026 (air tightness). DIN EN 1027 (weather tightness) and DIN 18542.
The product has a specially designed reactive membrane whereby the water vapour permeability (sd value) changes depending on the humidity inside the joint. This allows the product to perform as an intelligent seal for airtight internal joints, and weathertight. breathable external joints. The intelligent reactive system ensures that the joint always dries at the maximum rate. Suitable for many typical interface details.
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