illbruck’s FR Window Sealing Membrane (ME010) is awarded BBA Certificate

  • 9 Oct 2023

Tremco CPG UK Limited announces that illbruck’s FR Window Sealing Membrane (ME010) has been awarded a new prestigious BBA certificate for its technical performance and durability in service and compliance with building safety and national Building Regulations.

illbruck’s FR Window Sealing Membrane is a fully third-party accredited system, when used as a fully air and watertight perimeter seal for use around windows, doors, and curtain walling. When used as a system in conjunction with SP025 FR Membrane Adhesive the tested system achieves a Class B-s1, d0 in accordance with EN 13501-1.

This system offers an assured, robust solution, which has been tested and assessed by the BBA, a renowned and respected leader in the independent approval and certification of construction products and systems.


These approvals by the UK’s leading construction certification body will provide architects, contractors, and specifiers with complete assurance that the product has been tested to meet the highest standards.

‘Reassurance and comfort’

Stuart Sadler, Technical Services Director at Tremco CPG UK, explains: “We are all very pleased to achieve BBA approval and certification for illbruck’s FR Window Sealing Membrane (ME010).

“The approvals offer reassurance and comfort to customers, as well as to warranty providers, specifiers, and installers. This Certificate gives them the additional confidence and reassurance to back up our claims and complements our comprehensive technical and on-site support services.

“As well as meeting the fire performance requirements as given in the national Building Regulations, our FR Window Sealing Membrane also demonstrates its exceptional air, water and weathertight properties which are critical when designing and protecting all building types.

“The product is water resistant (Class W1+) and when tested in application around projecting windows is airtight and 100% weathertight at pressures up to 1200 Pa – the equivalent to driven rain in hurricane like conditions!”

Where safety counts and system performance matters, specifiers can be assured that the selection of ME010 FR Window & Door Sealing Membrane provides a fully complaint solution meeting Class B-s1, d0 to EN 13501-1, when used in conjunction with SP025 FR Membrane Adhesive.

It is permanently UV stable; making it an ideal solution for open rainscreen cladding and also remains vapour open to reduce the build-up of unwanted condensation and moisture in the joint and wall construction.

For more information, or for support with our product range, specifications or training, visit or call 01942 251400.

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