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

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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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Roofing Underlay Membranes

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Protect TF200 Thermo Insulating Timber Frame Breather Membrane | Insulation Merchant

Timber Frame Membranes

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DPM (Damp Proof Membrane) Polythene Membranes

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  • OBEX CORTEX (0221FR) Fire Rated Breather Membrane - 1.2 x 50m
    CORTEX 0221FR by OBEX

    OX/221FRBM-50

    OBEX CORTEX (0221FR) Fire Rated Breather Membrane - 1.2 x 50m

    £573.00
    £9.55 per m²
    £477.50 ex. VAT
    £7.96 per m²
    £573.00
    £9.55 per m²
    you save £-573.00
    £477.50 ex. VAT
    £7.96 per m²
    £0.00 you save £-477.50
  • SIGA Wetguard® 200 SA - 390mm x 50m SIGA Wetguard® 200 SA - 390mm x 50m
    WETGUARD® by SIGA

    SIG/WG200S-39

    SIGA Wetguard® 200 SA - 390mm x 50m

    £202.70
    £10.39 per m²
    £168.92 ex. VAT
    £8.66 per m²
    £202.70
    £10.39 per m²
    you save £-202.70
    £168.92 ex. VAT
    £8.66 per m²
    £0.00 you save £-168.92
  • PAVATEX LDB 0.02 Permeable Membrane 50m x 1.5m PAVATEX LDB 0.02 Permeable Membrane 50m x 1.5m
    Sale 20%
    PAVATEX MEMBRANE by Pavatex

    PAV/LDB-5015

    PAVATEX LDB 0.02 Permeable Membrane 50m x 1.5m

    £168.90
    £140.75 ex. VAT
    £168.90
    £212.90 you save £44.00
    £140.75 ex. VAT
    £177.42 you save £36.67
  • Pro Clima Solitex Fronta WA - Wall Lining Membrane (3m x 50m) Pro Clima Solitex Fronta WA - Wall Lining Membrane (3m x 50m)
    SOLITEX FRONTA WA by Pro Clima

    PC/FWA30050

    Pro Clima Solitex Fronta WA - Wall Lining Membrane (3m x 50m)

    £339.90
    £283.25 ex. VAT
    £339.90
    you save £-339.90
    £283.25 ex. VAT
    £0.00 you save £-283.25
  • SIGA Majvest® 200 SOB - Breather Membrane with Tape (Particularly for Closed Facade) SIGA Majvest® 200 SOB - Breather Membrane with Tape (Particularly for Closed Facade)
    MAJVEST® 200 SOB by SIGA

    SIG/MV200S

    SIGA Majvest® 200 SOB - Breather Membrane with Tape (Particularly for Closed Facade)

    £218.65
    £2.91 per m²
    £182.21 ex. VAT
    £2.43 per m²
    £218.65
    £2.91 per m²
    you save £-218.65
    £182.21 ex. VAT
    £2.43 per m²
    £0.00 you save £-182.21
  • Pro Clima Solitex Fronta Humida - Wall Lining Membrane (1.5m x 50m) Pro Clima Solitex Fronta Humida - Wall Lining Membrane (1.5m x 50m)
    SOLITEX FRONTA HUMIDA by Pro Clima

    PC/FH15050

    Pro Clima Solitex Fronta Humida - Wall Lining Membrane (1.5m x 50m)

    £268.90
    £3.58 per m²
    £224.08 ex. VAT
    £2.99 per m²
    £268.90
    £3.58 per m²
    you save £-268.90
    £224.08 ex. VAT
    £2.99 per m²
    £0.00 you save £-224.08
  • SIGA Wetguard® 200 SA - 1560mm x 50m SIGA Wetguard® 200 SA - 1560mm x 50m
    WETGUARD® by SIGA

    SIG/WG200S-156

    SIGA Wetguard® 200 SA - 1560mm x 50m

    £764.35
    £9.79 per m²
    £636.96 ex. VAT
    £8.17 per m²
    £764.35
    £9.79 per m²
    you save £-764.35
    £636.96 ex. VAT
    £8.17 per m²
    £0.00 you save £-636.96
  • VisqueenPro Butyl Double Sided DPM Jointing Tape - 50mm x 10m
    VISQUEENPRO BUTYL by Visqueen

    VQ/DSJOINTAPE-10

    VisqueenPro Butyl Double Sided DPM Jointing Tape - 50mm x 10m

    £15.85
    £1.58 per LM (linear metre)
    £13.21 ex. VAT
    £1.32 per LM (linear metre)
    £15.85
    £1.58 per LM (linear metre)
    you save £-15.85
    £13.21 ex. VAT
    £1.32 per LM (linear metre)
    £0.00 you save £-13.21
  • Pro Clima Solitex Adhero 3000 - Self Adhesive Vapour Permeable Membrane (1.5m X 30m) Pro Clima Solitex Adhero 3000 - Self Adhesive Vapour Permeable Membrane (1.5m X 30m)
    SOLITEX by Pro Clima

    PC/SEA

    Pro Clima Solitex Adhero 3000 - Self Adhesive Vapour Permeable Membrane (1.5m X 30m)

    £414.48
    £9.21 per m²
    £345.40 ex. VAT
    £7.68 per m²
    £414.48
    £9.21 per m²
    you save £-414.48
    £345.40 ex. VAT
    £7.68 per m²
    £0.00 you save £-345.40
  • DuPont™ AirGuard® Control - Vapour Control Layer - 1.5 x 50m
    AIRGUARD® by DuPont - Performance Building Solutions

    TY/AG-50x1.5

    DuPont™ AirGuard® Control - Vapour Control Layer - 1.5 x 50m

    £176.90
    £2.35 per m²
    £147.42 ex. VAT
    £1.97 per m²
    £176.90
    £2.35 per m²
    you save £-176.90
    £147.42 ex. VAT
    £1.97 per m²
    £0.00 you save £-147.42
  • DuPont™ Single Sided Acrylic Tape - 25m x 75mm
    AIRGUARD® by DuPont - Performance Building Solutions

    TY/SSACRTAPE-2575

    DuPont™ Single Sided Acrylic Tape - 25m x 75mm

    £30.90
    £1.23 per LM (linear metre)
    £25.75 ex. VAT
    £1.03 per LM (linear metre)
    £30.90
    £1.23 per LM (linear metre)
    you save £-30.90
    £25.75 ex. VAT
    £1.03 per LM (linear metre)
    £0.00 you save £-25.75
  • OBEX CORTEX (0500FR) ISM Interface Sealing Membrane - 350mm x 20m
    CORTEX 0500FR by OBEX

    OX/500ISM-350

    OBEX CORTEX (0500FR) ISM Interface Sealing Membrane - 350mm x 20m

    £ Looking for a price?

    Add to a quote for our best rate.

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

    TIM/TSDPM-HP250

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

    £29.90
    £24.92 ex. VAT
    £29.90
    £32.90 you save £3.00
    £24.92 ex. VAT
    £27.42 you save £2.50
  • DON&LOW Roofshield® Breathable Roof Membrane - 1m x 50m (Previously Proctor Group) DON&LOW Roofshield® Breathable Roof Membrane - 1m x 50m (Previously Proctor Group)
    ROOFSHIELD® by Don & Low

    DL/RFS-150

    DON&LOW Roofshield® Breathable Roof Membrane - 1m x 50m (Previously Proctor Group)

    £169.90
    £3.39 per m²
    £141.58 ex. VAT
    £2.83 per m²
    £169.90
    £3.39 per m²
    you save £-169.90
    £141.58 ex. VAT
    £2.83 per m²
    £0.00 you save £-141.58
  • PROCTOR Air® Breathable Roof Membrane PROCTOR Air® Breathable Roof Membrane
    AIR® by A. Proctor Group

    PROC/AIR-150

    PROCTOR Air® Breathable Roof Membrane

    From £167.90
    £3.35 per m²
    From £139.92 ex. VAT
    £2.80 per m²
    From £167.90
    £3.35 per m²
    you save £-167.90
    From £139.92 ex. VAT
    £2.80 per m²
    £0.00 you save £-139.92
  • by OBEX

    OX/824DST-51

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

    £ Looking for a price?

    Add to a quote for our best rate.

  • PROCTOR Procheck® 500 VCL Reinforced Vapour Barrier - 50m x 2m
    PROCHECK® by A. Proctor Group

    PROC/PCP5

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

    £ Looking for a price?

    Add to a quote for our best rate.

  • PROCTOR Procheck® A2 FR Vapour & Airtight Membrane - 50m x 1.2m
    PROCHECK® by A. Proctor Group

    PROC/PCA2

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

    £462.30
    £7.70 per m²
    £385.25 ex. VAT
    £6.42 per m²
    £462.30
    £7.70 per m²
    you save £-462.30
    £385.25 ex. VAT
    £6.42 per m²
    £0.00 you save £-385.25
  • PROCTOR Procheck® Adapt Variable VCL Membrane - 50m x 1.5m
    PROCHECK® by A. Proctor Group

    PROC/PCAD

    PROCTOR Procheck® Adapt Variable VCL Membrane - 50m x 1.5m

    £ Looking for a price?

    Add to a quote for our best rate.

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

    BP/LSAMW-10

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

    £122.90
    £12.29 per kg
    £102.42 ex. VAT
    £10.24 per kg
    £122.90
    £12.29 per kg
    you save £-122.90
    £102.42 ex. VAT
    £10.24 per kg
    £0.00 you save £-102.42