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Inverted and Green Roof/Terrace Waterproofing

Buried waterproofing must meet the highest standards, as leaks or failures in these environments can lead to costly repairs.
Our PMMA technology provides a flexible, durable membrane that can accommodate post-build settlement while withstanding the load-bearing requirements of buried applications, including green roof plantings.

Green roofs are increasingly popular for their environmental benefits, and rely on a robust waterproofing layer. Our cold-applied PMMA waterproofing integrates seamlessly with inverted warm roof designs, ensuring protection beneath the insulation layer and eliminating risks thanks to FLL-certified root resistance.

With the ability to seamlessly waterproof detailing such as upstands, pipe penetrations, and rooflights, WestWood’s PMMA system ensures a secure and durable foundation for innovative inverted roof projects.

Vinters Place, Central London

London School of Economics, Central London

The Old Pump Works, Essex

High Road, Chigwell

The old Bailey, London

Spinningfields, Manchester