Roofing Membrane 135gsm – Breathable Roof Underlay (1m x 50m Roll)

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Price (Exc VAT):
Sale price (Exc VAT)£37.50 Regular price (Exc VAT)£45.50
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In stock

Pickup available at Wern Works

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Description

135gsm Roofing Membrane is a breathable roof underlay designed to provide secondary weather protection beneath tiles and slates. Supplied in a 1m x 50m roll, it helps protect roof structures from wind-driven rain, dust, and moisture while allowing water vapour to escape.

Commonly used in pitched roofing applications, this membrane supports effective moisture management within the roof space and contributes to the long-term performance of timber roof structures.

Suitable applications

  • Pitched tiled and slated roofs
  • Timber roof structures and trussed roofs
  • New build and refurbishment roofing projects
  • Domestic and light commercial roofing

Key features

  • 135gsm breathable roofing membrane
  • Allows moisture vapour to escape while resisting water ingress
  • Provides secondary weather protection beneath roof coverings
  • Supplied in a 1m x 50m roll for easy handling
  • Suitable for use with tiles and slates

Application notes

  • Lay membrane horizontally with adequate overlaps as per roofing guidelines
  • Ensure correct orientation according to manufacturer markings
  • Fix securely to rafters before installing battens
  • Seal penetrations and joints where required
  • Follow current building regulations and best practice

135gsm Roofing Membrane provides a reliable and practical solution for protecting roof structures while supporting effective breathability and moisture control.

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