Permavent Breather Membrane

Discover the trusted performance of Permavent Breather Membranes, designed to deliver superior ventilation and weatherproofing for pitched roofs and timber frame structures. Manufactured in the UK, Permavent membranes allow moisture vapour to escape from the roof space while preventing wind-driven rain, dust, and debris from entering. Ideal for both warm and cold roof constructions, these membranes help reduce condensation, improve energy efficiency, and meet all relevant UK standards including BS5534 and Part L Building Regulations. Shop now for high-quality Permavent breather membranes with fast UK delivery and competitive trade prices.

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  • Permavent Apex Breather Membrane, 180g - 1m x 50mPermavent Apex Breather Membrane, 180g - 1m x 50m
      Permavent
      Permavent Apex Breather Membrane, 180g - 1m x 50m
      Fully Air Permeable APEX air permeability allows moisture to escape through the movement of air to flow through the roof, which eliminates interstitial condensation in pitched roofs. This can be particularly important during the drying out period of a new build. Vapour Permeable Permavent...
      £149.67
      incl. VAT
      £149.67
    • Permavent Black Breather Membrane – 1m x 50m
        Permavent
        Permavent Black Breather Membrane – 1m x 50m
        Permavent use the very latest technology from the medical industry to encapsulate the highest grade hydrophobic film inside the very highest quality spunbond polypropylene layers. Moreover, unlike other companies, who simply stick the different layers together, Permavent membranes are manufactured in a single process...
        £37.80
        incl. VAT
        £37.80
      • Permavent Black Breather Membrane – 1m x 20m
          Permavent
          Permavent Black Breather Membrane – 1m x 20m
          Keep your roof protected. Keep your home dry.When the rain falls and the wind howls, you need a breather membrane you can trust. The Permavent Black Breather Membrane (1m x 20m) gives you reliable, all-weather protection for any roofing project. Moisture build-up ruins insulation, damages timber,...
          £29.65
          incl. VAT
          £29.65
        • Permavent Dry+ Breather Membrane 1m x 50mPermavent Dry+ Breather Membrane 1m x 50m
            Permavent
            Permavent Dry+ Breather Membrane 1m x 50m
            Permavent Dry+ is a high-performance vapour permeable membrane, making it ideal for roofing applications especially at low pitches. It can also be used as a wind barrier for vertical wall construction. Permavent Dry+ has integrated tapes to make it an airtight membrane and is...
            £207.00
            incl. VAT
            £207.00

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