Window Sealing Membranes

The illbruck window sealing membrane range has been meticulously designed to offer Class B, façade building protection tested to industry standard EN 13501-1.


Illbruck's range of window sealing membranes can be used to create a water and airtight seal around windows, doors, and curtain walling systems, SFS sections to concrete frames, and balcony details. Products featured within this range host third-party approvals, superior durability, and flexibility, as well as ease of application. 

Our systems have been designed in line with industry standards and are accepted by the major acceptance bodies across the UK.