SIGA Membranes

SIGA have a range of airtightness membranes for both internal and external airtight needs.
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SIGA Majrex® 200 (1-directional) Airtight Humidity Vapour Control Layer - 1.5 x 50m (75m²) | Insulation Merchant
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  • SIGA Majrex® 200 (1-directional) Airtight Humidity Vapour Control Layer - 1.5 x 50m (75m²) | Insulation Merchant
    MAJREX® by SIGA

    SIGA Majrex® 200 (1-directional) Airtight Humidity Vapour Control Layer - 1.5 x 50m (75m²)

    €374,95 EUR per item
    €4,99 per m²
    ex. GB VAT
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    €374,95 EUR per item
    €4,99 per m²
    ex. GB VAT
  • SIGA Majcoat® 200 SOB Diffusion Open Roof Breather Membrane - 1.5m x 50m | Insulation Merchant
    MAJCOAT® by SIGA

    SIGA Majcoat® 200 SOB Diffusion Open Roof Breather Membrane - 1.5m x 50m

    €312,95 EUR per item
    €4,17 per m²
    ex. GB VAT
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    €312,95 EUR per item
    €4,17 per m²
    ex. GB VAT
  • SIGA Majpell® 5 Vapour Control Layer - 1.5 x 50m (75m²) | Insulation Merchant
    MAJPELL® by SIGA

    SIGA Majpell® 5 Vapour Control Layer - 1.5 x 50m (75m²)

    €230,95 EUR per item
    €3,07 per m²
    ex. GB VAT
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    €230,95 EUR per item
    €3,07 per m²
    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)

    €373,95 EUR per item
    €7,46 per m²
    ex. GB VAT
    Save €-373,95
    €373,95 EUR per item
    €7,46 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)

    €192,95 EUR per item
    €2,57 per m²
    ex. GB VAT
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    €192,95 EUR per item
    €2,57 per m²
    ex. GB VAT
  • 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

    €540,95 EUR per item
    €10,80 per m²
    ex. GB VAT
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    €540,95 EUR per item
    €10,80 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)

    €217,95 EUR per item
    €2,90 per m²
    ex. GB VAT
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    €217,95 EUR per item
    €2,90 per m²
    ex. GB VAT
  • SIGA Majvest® 200 SOB - Breather Membrane with Tape (Particularly for Closed Facade) | Insulation Merchant
    MAJVEST® by SIGA

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

    €215,95 EUR per item
    €2,87 per m²
    ex. GB VAT
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    €215,95 EUR per item
    €2,87 per m²
    ex. GB VAT
  • SIGA Wetguard® 200 SA - 390mm x 50m | Insulation Merchant
    WETGUARD® by SIGA

    SIGA Wetguard® 200 SA - 390mm x 50m

    €199,95 EUR per item
    €10,25 per m²
    ex. GB VAT
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    €199,95 EUR per item
    €10,25 per m²
    ex. GB VAT
  • SIGA Wetguard® 200 SA - 1560mm x 50m | Insulation Merchant
    WETGUARD® by SIGA

    SIGA Wetguard® 200 SA - 1560mm x 50m

    €752,95 EUR per item
    €9,65 per m²
    ex. GB VAT
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    €752,95 EUR per item
    €9,65 per m²
    ex. GB VAT
  • 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

    €236,95 EUR per item
    €3,15 per m²
    ex. GB VAT
    Save €-236,95
    €236,95 EUR per item
    €3,15 per m²
    ex. GB VAT
  • SIGA Majvest® 500 SA - Self-Adhesive Facade Membrane (1.52m x 30.5m) | Insulation Merchant
    MAJVEST® by SIGA

    SIGA Majvest® 500 SA - Self-Adhesive Facade Membrane (1.52m x 30.5m)

    €566,95 EUR per item
    €12,24 per m²
    ex. GB VAT
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    €566,95 EUR per item
    €12,24 per m²
    ex. GB VAT
  • SIGA Wetguard® 200 SA - 780mm x 50m | Insulation Merchant
    WETGUARD® by SIGA

    SIGA Wetguard® 200 SA - 780mm x 50m

    €376,95 EUR per item
    €9,66 per m²
    ex. GB VAT
    Save €-376,95
    €376,95 EUR per item
    €9,66 per m²
    ex. GB VAT
  • SIGA Majpell® 25 Vapour Control Layer - 1.5m x 50m (75m²) | Insulation Merchant
    MAJPELL® by SIGA

    SIGA Majpell® 25 Vapour Control Layer - 1.5m x 50m (75m²)

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