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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  • Pro Clima Dasatop - 1.5m x 50m (75m²) | Insulation Merchant
    Sale 10%
    DASATOP by Pro Clima

    Pro Clima Dasatop - 1.5m x 50m (75m²)

    £164.92 per item
    £2.19 per m²
    ex. GB VAT
    £183.30 Save £18.38
    £164.92 per item
    £2.19 per m²
    ex. GB VAT
  • Pro Clima Constivap 2.3 Plus - 1.5m x 50m | Insulation Merchant
    Sale 10%
    CONSTIVAP by Pro Clima

    Pro Clima Constivap 2.3 Plus - 1.5m x 50m

    £127.17 per item
    ex. GB VAT
    £141.90 Save £14.73
    £127.17 per item
    ex. GB VAT
  • SIGA Majvest® 700 SOB - Open Facade Membrane (1.5m x 33.4m) | Insulation Merchant
    MAJVEST® by SIGA

    SIGA Majvest® 700 SOB - Open Facade Membrane (1.5m x 33.4m)

    £315.80 per item
    £6.30 per m²
    ex. GB VAT
    Save £-315.80
    £315.80 per item
    £6.30 per m²
    ex. GB VAT
  • Pro Clima DB+ - 1.35m x 50m | Insulation Merchant
    Sale 11%
    DB+ by Pro Clima

    Pro Clima DB+ - 1.35m x 50m

    £169.92 per item
    £2.52 per m²
    ex. GB VAT
    £192.80 Save £22.88
    £169.92 per item
    £2.52 per m²
    ex. GB VAT
  • SIGA Majvest® 200 - Breather Membrane (Particularly for Closed Facade) | Insulation Merchant
    MAJVEST® by SIGA

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

    £162.88 per item
    £2.17 per m²
    ex. GB VAT
    Save £-162.88
    £162.88 per item
    £2.17 per m²
    ex. GB VAT
  • Protect VP400 PLUS LR Vapour Permeable Roofing Underlay - 1m x 50m | Insulation Merchant
    Sale 19%
    Free Shipping
    VP400 by Protect Membranes

    Protect VP400 PLUS LR Vapour Permeable Roofing Underlay - 1m x 50m

    £83.27 per item
    ex. GB VAT
    £104.08 Save £20.81
    £83.27 per item
    ex. GB VAT
  • DuPont™ Tyvek® UV Facade Tape - 25m x 75mm | Insulation Merchant
    TYVEK® by DuPont - Performance Building Solutions

    DuPont™ Tyvek® UV Facade Tape - 25m x 75mm

    £27.92 per item
    £1.11 per LM (linear metre)
    ex. GB VAT
    Save £-27.92
    £27.92 per item
    £1.11 per LM (linear metre)
    ex. GB VAT
  • STEICOmulti Renova Membrane - 50m x 1.5m | Insulation Merchant
    Sale 10%
    MULTI RENOVA by Steico

    STEICO Multi Renova Membrane - 50m x 1.5m

    £206.90 per item
    £2.75 per m²
    ex. GB VAT
    £230.83 Save £23.93
    £206.90 per item
    £2.75 per m²
    ex. GB VAT
  • DuPont™ AirGuard® Reflective - Vapour Control Layer - 1.5m x 50m | Insulation Merchant
    AIRGUARD® by DuPont - Performance Building Solutions

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

    £142.42 per item
    £1.89 per m²
    ex. GB VAT
    Save £-142.42
    £142.42 per item
    £1.89 per m²
    ex. GB VAT
  • 3m Pro Clima Intello Plus - Vapour Check Membrane (50m) | Insulation Merchant
    Sale 10%
    INTELLO PLUS by Pro Clima

    3m Pro Clima Intello Plus - Vapour Check Membrane (50m)

    £446.58 per item
    £2.97 per m²
    ex. GB VAT
    £498.50 Save £51.92
    £446.58 per item
    £2.97 per m²
    ex. GB VAT
  • Pro Clima Solitex Plus Connect - Vapour Permeable Membrane + Pre-applied Tape (1.5m x 50m 75m²) | Insulation Merchant
    Sale

    5.0

    SOLITEX PLUS by Pro Clima

    Pro Clima Solitex Plus Connect - Vapour Permeable Membrane + Pre-applied Tape (1.5m x 50m 75m²)

    £281.92 per item
    £3.75 per m²
    ex. GB VAT
    £286.80 Save £4.88
    £281.92 per item
    £3.75 per m²
    ex. GB VAT
  • PROCTOR Reflectatherm® Plus - 1.5m x 50m | Insulation Merchant
    REFLECTATHERM® by A. Proctor Group

    PROCTOR Reflectatherm® Plus - 1.5m x 50m

    £116.58 per item
    £1.55 per m²
    ex. GB VAT
    Save £-116.58
    £116.58 per item
    £1.55 per m²
    ex. GB VAT
  • OBEX CORTEX (0500FR) ISM Interface Sealing Membrane
    CORTEX FR by OBEX

    OBEX CORTEX (0500FR) ISM Interface Sealing Membrane

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    Add to a quote for our best rate.

  • A. PROCTOR Proctorwrap (Frameshield 100) Wall Breather Membrane | Insulation Merchant
    PROCTORWRAP® by A. Proctor Group

    A. PROCTOR Proctorwrap (Frameshield 100) Wall Breather Membrane

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    Add to a quote for our best rate.

  • Protect TF200 Timber Frame Breather Membrane - 1.35m x 100m | Insulation Merchant
    TF200 by Protect Membranes

    Protect TF200 Timber Frame Breather Membrane

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    Add to a quote for our best rate.

  • YBS Breather-Foil - 50m x 1.35m | Insulation Merchant

    5.0

    BREATHER-FOIL by YBS Insulation

    YBS Breather-Foil - 50m x 1.35m

    £122.42 per item
    £1.81 per m²
    ex. GB VAT
    Save £-122.42
    £122.42 per item
    £1.81 per m²
    ex. GB VAT
  • OBEX CORTEX (0771FR) Class B Paste Adhesive - 600ml foil cartridge | Insulation Merchant
    CORTEX FR by OBEX

    OBEX CORTEX (0771FR) Class B Paste Adhesive - 600ml foil cartridge

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    Add to a quote for our best rate.

  • SIGA Majcoat® 350 Diffusion-open Breathable Roof Membrane | Insulation Merchant
    Bat Friendly
    MAJCOAT® by SIGA

    SIGA Majcoat® 350 Diffusion-open Breathable "Bat-Safe" Roof Membrane

    £457.88 per item
    £9.14 per m²
    ex. GB VAT
    Save £-457.88
    £457.88 per item
    £9.14 per m²
    ex. GB VAT
  • PROCTOR Air® Breathable Roof Membrane | Insulation Merchant
    AIR® by A. Proctor Group

    PROCTOR Air® Breathable Roof Membrane

    From £139.92 per item
    £2.79 per m²
    ex. GB VAT
    Save £-139.92
    From £139.92 per item
    £2.79 per m²
    ex. GB VAT
  • SIGA Majcoat® 150 Breather Membrane - 1.5m x 50m (75m²) | Insulation Merchant
    MAJCOAT® by SIGA

    SIGA Majcoat® 150 Breather Membrane - 1.5m x 50m (75m²)

    £184.08 per item
    £2.45 per m²
    ex. GB VAT
    Save £-184.08
    £184.08 per item
    £2.45 per m²
    ex. GB VAT