Strotex Breathable Underlay 135g Blue 1m x 50m | Roofing Membrane for Trade & DIY

Buy Strotex Breathable Underlay, a durable, high-performance roofing membrane ideal for pitched roofs. Lightweight, easy to install, and perfect for both trade professionals and DIY roofing projects.

Key Benefits:

• High Breathability – Allows moisture vapour to escape while maintaining a watertight, weather-resistant barrier.

• 135gsm Durable Construction – Provides excellent tear resistance and long-lasting performance on site.

• Lightweight & Flexible – Easy to handle, cut, and install for faster roofing work.

• UV & Weather-Resistant – Designed to withstand exposure during installation and varying UK climates.

• Warm & Cold Roof Compatible – Suitable for a wide range of roofing build-ups and specifications.

• Blue Finish For Visibility – Improves alignment, overlap accuracy, and ease of cutting during installation.

• Wide Material Compatibility – Works seamlessly with tiles, slates, and shingles across roofing systems.

Common Applications:

• Pitched roof underlay for new build and re-roofing projects.

• Secondary waterproof layer beneath tiles or slates to enhance roof protection.

• Breathable membrane for timber-frame buildings and attic conversions.

• DIY roofing repairs where a reliable, easy-to-fit underlay is required.

• Outbuildings, garages, and sheds needing effective moisture control.

• Professional trade roofing installations demanding consistent, high-performance materials.