Membranes

Find the perfect membrane for your project. We stock airtight and windtight breather membranes, vapour control layers, and specialist membranes for pitched roofs, flat roofs, and more. Top brands like Pro Clima and Protect available. Shop online with Insulation Merchant!

Protect TF200 Thermo Insulating Timber Frame Breather Membrane | Insulation Merchant

Shop by category in Membranes

Airtight & Windtight Membranes

Airtight & Windtight Membranes

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Breather Membranes for use externally

Breather Membranes for use externally

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Vapour Control Layer (VCL) for use internally

Vapour Control Layer (VCL) for use internally

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Pro Clima Solitex Plus - Vapour Permeable Membrane (1.5m x 50m / 75m²) | Insulation Merchant

Roofing Underlay Membranes

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Protect TF200 Thermo Insulating Timber Frame Breather Membrane | Insulation Merchant

Timber Frame Membranes

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TIMCO Toughsheet Damp Proof Membrane (DPM) Handy Pack - 4m x 5m (250 microns) | Insulation Merchant

DPM (Damp Proof Membrane) Polythene Membranes

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  • Blowerproof Liquid Brush Paint on Airtightness Membrane (Blue / Black) - 5kg | Insulation Merchant
    LIQUID BRUSH by Blowerproof

    Blowerproof Liquid Brush Paint on Airtightness Membrane (Blue / Black) - 5kg

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  • DuPont™ Tyvek® Housewrap - Breather Wall Membrane - 100m x 1.4m (140m²) | Insulation Merchant
    TYVEK® by DuPont - Performance Building Solutions

    DuPont™ Tyvek® Housewrap - Breather Wall Membrane - 100m x 1.4m (140m²)

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  • DuPont™ AirGuard® A2 FR AVCL - Fire Retardant Membrane - 1.2 x 50m | Insulation Merchant
    AIRGUARD® by DuPont - Performance Building Solutions

    DuPont™ AirGuard® A2 FR AVCL - Fire Retardant Membrane - 1.2 x 50m

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  • Visqueen DPM 300MU 4m x 25m | Insulation Merchant
    DPM by Visqueen

    Visqueen DPM 300MU 4m x 25m

    £83.49 per item
    inc. VAT
    £69.58 per item
    ex. VAT
    Save £-83.49
    £83.49 per item
    inc. VAT
    £0.00 Save £-69.58
    £69.58 per item
    ex. VAT
  • DuPont™ Tyvek® Supro - Breather Felt Roof Membrane - 50m x 1m (50m²) | Insulation Merchant
    TYVEK® by DuPont - Performance Building Solutions

    DuPont™ Tyvek® Supro - Breather Felt Roof Membrane - 50m x 1m (50m²)

    £135.90 per item
    £2.71 per m²
    inc. VAT
    £113.25 per item
    £2.27 per m²
    ex. VAT
    Save £-135.90
    £135.90 per item
    £2.71 per m²
    inc. VAT
    £0.00 Save £-113.25
    £113.25 per item
    £2.27 per m²
    ex. VAT
  • WREKIN MultiTrack 1000 (8KN) Geotextile Membrane - 4.5m x 100m | Insulation Merchant
    LOTRACK by Don & Low

    Don&Low Lotrack 100 Geotextile Membrane - 2.25x25m

    £64.90 per item
    £1.15 per m²
    inc. VAT
    £54.08 per item
    £0.96 per m²
    ex. VAT
    Save £-64.90
    £64.90 per item
    £1.15 per m²
    inc. VAT
    £0.00 Save £-54.08
    £54.08 per item
    £0.96 per m²
    ex. VAT
  • POLYTHENE by Novia

    NOVIA 1000 Gauge (250 micron) Virgin Grade Polythene VCL - 4m x 25m (100m²)

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  • WREKIN MultiTrack 1000 (8KN) Geotextile Membrane - 4.5m x 100m | Insulation Merchant
    MULTITRACK by Wrekin

    WREKIN MultiTrack 1000 (8KN) Geotextile Membrane - 4.5m x 100m

    £306.00 per item
    £0.68 per m²
    inc. VAT
    £255.00 per item
    £0.57 per m²
    ex. VAT
    Save £-306.00
    £306.00 per item
    £0.68 per m²
    inc. VAT
    £0.00 Save £-255.00
    £255.00 per item
    £0.57 per m²
    ex. VAT
  • OBEX CORTEX 0787FR Non-Flammable Surface Primer
    CORTEX FR by OBEX

    OBEX CORTEX 0787FR Non-Flammable Surface Primer

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  • TIMCO Toughsheet Damp Proof Membrane (DPM) Handy Pack - 4m x 5m (250 microns) | Insulation Merchant
    Sale 9%
    DPM by TIMCO

    TIMCO Toughsheet Damp Proof Membrane (DPM) Handy Pack - 4m x 5m (250 microns)

    £29.90 per item
    inc. VAT
    £24.92 per item
    ex. VAT
    £32.90 Save £3.00
    £29.90 per item
    inc. VAT
    £27.42 Save £2.50
    £24.92 per item
    ex. VAT
  • OBEX Cortex (0824FR) Double-Sided Acrylic Tape - 50mm x 100m
    CORTEX FR by OBEX

    OBEX Cortex (0824FR) Double-Sided Acrylic Tape - 50mm x 100m

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  • SIGA Majcoat® 150 SOB Breather Membrane - 1.5m x 50m | Insulation Merchant
    MAJCOAT® by SIGA

    SIGA Majcoat® 150 SOB Breather Membrane - 1.5m x 50m

    £240.00 per item
    £3.20 per m²
    inc. VAT
    £200.00 per item
    £2.67 per m²
    ex. VAT
    Save £-240.00
    £240.00 per item
    £3.20 per m²
    inc. VAT
    £0.00 Save £-200.00
    £200.00 per item
    £2.67 per m²
    ex. VAT
  • A Proctor Group | Insulation Merchant
    PROCHECK® by A. Proctor Group

    PROCTOR Procheck® 500 VCL Reinforced Vapour Barrier - 50m x 2m

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  • Alutrix 600 Self-adhesive Vapour Barrier Membrane - 1.08m x 40m | Insulation Merchant
    ALUTRIX by Carlisle CM Europe

    Alutrix 600 Self-adhesive Vapour Barrier Membrane - 1.08m x 40m

    £403.50 per item
    £9.34 per m²
    inc. VAT
    £336.25 per item
    £7.78 per m²
    ex. VAT
    Save £-403.50
    £403.50 per item
    £9.34 per m²
    inc. VAT
    £0.00 Save £-336.25
    £336.25 per item
    £7.78 per m²
    ex. VAT
  • PROCTOR Procheck® A2 FR Vapour & Airtight Membrane - 50m x 1.2m | Insulation Merchant
    PROCHECK® by A. Proctor Group

    PROCTOR Procheck® A2 FR Vapour & Airtight Membrane - 50m x 1.2m

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  • DuPont™ Tyvek® UV Facade - Rainscreen UV Membrane - 50m x 1.5m (75m²) | Insulation Merchant
    TYVEK® by DuPont - Performance Building Solutions

    DuPont™ Tyvek® UV Facade - Rainscreen UV Membrane - 50m x 1.5m (75m²)

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  • Blowerproof Liquid Spray on Airtightness Membrane (White) - 10kg | Insulation Merchant
    LIQUID SPRAY by Blowerproof

    Blowerproof Liquid Spray on Airtightness Membrane (White) - 10kg

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  • Blowerproof Liquid Spray on Airtightness Membrane (Blue / Black) - 10kg | Insulation Merchant
    LIQUID SPRAY by Blowerproof

    Blowerproof Liquid Spray on Airtightness Membrane (Blue / Black) - 10kg

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  • PROCTOR Procheck® 300 VCL Reinforced Vapour Barrier - 50m x 2m | Insulation Merchant
    PROCHECK® by A. Proctor Group

    PROCTOR Procheck® 300 VCL Reinforced Vapour Barrier - 50m x 2m

    £299.50 per item
    £2.99 per m²
    inc. VAT
    £249.58 per item
    £2.50 per m²
    ex. VAT
    Save £-299.50
    £299.50 per item
    £2.99 per m²
    inc. VAT
    £0.00 Save £-249.58
    £249.58 per item
    £2.50 per m²
    ex. VAT
  • Pro Clima Solitex Adhero Visto - Transparent Self Adhesive Air & Weathertight Membrane (1.5m x 30m)
    New
    SOLITEX by Pro Clima

    Pro Clima Solitex Adhero Visto - Transparent Self Adhesive Air & Weathertight Membrane (1.5m x 30m)

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