Sustainable Building

Products designed for creating sustainable buildings.

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Natural Insulation

Natural Insulation

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CEWOOD Wood Wool Multi-purpose Board - Square Edge | Insulation Merchant

Wood Wool Boards

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Airtight & Windtight Systems

Airtight & Windtight Systems

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ADAPTAVATE breathAplasta Universal (Natural Breathable Plaster) - 20Kg bag | Insulation Merchant

Lime Plasters

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Summer Specials

View our summer deals and promotions across our range of products.
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  • SOUDAL Soudabond Easy - 750ml Gun Grade | Insulation Merchant
    Sale 6%
    Summer
    BOARD ADHESIVE - DOT & DAB by SOUDAL

    SOUDAL Soudabond Easy - 750ml Gun Grade

    £6.43 per item
    £6.87 Save £0.44
    £6.43 per item
  • SOUDAL Soudagum Hydro Waterproof Coating Repair Kit - 1kg | Insulation Merchant
    WATERPROOF COATING by SOUDAL

    SOUDAL Soudagum Hydro Waterproof Coating Repair Kit - 1kg

    £15.95 per item
    Save £-15.95
    £15.95 per item
  • 50mm Sisaltech SISALWOOL™ 50 Loftroll (3mx570mm) - per roll | Insulation Merchant
    Sale 10%
    Top Deals
    SISALWOOL LOFTROLL by Sisalwool

    Sisaltech SISALWOOL™ Loftroll

    £19.07 per item
    £11.15 per m²
    £21.22 Save £2.15
    £19.07 per item
    £11.15 per m²
  • Lime Green Solo Onecoat Lime Plaster - 25kg | Insulation Merchant
    SOLO ONECOAT by Lime Green

    Lime Green Solo Onecoat Lime Plaster - 25kg

    Looking for a price?

    Add to a quote for our best rate.

  • ROTHOBLAAS Universal Primer - 1kg
    PRIMER by Rothoblaas

    ROTHOBLAAS Universal Primer - 1kg

    £19.51 per item
    Save £-19.51
    £19.51 per item
  • Pro Clima Stoppa - 16mm (20 per pack) | Insulation Merchant
    Sale 5%
    STOPPA by Pro Clima

    Pro Clima Stoppa - 16mm (20 per pack)

    £15.42 per item
    £16.30 Save £0.88
    £15.42 per item
  • SIGA Wetguard® 200 SA - 390mm x 50m | Insulation Merchant
    WETGUARD® by SIGA

    SIGA Wetguard® 200 SA - 390mm x 50m

    £168.92 per item
    £8.66 per m²
    Save £-168.92
    £168.92 per item
    £8.66 per m²
  • SIGA Wetguard® 200 SA - 1560mm x 50m | Insulation Merchant
    WETGUARD® by SIGA

    SIGA Wetguard® 200 SA - 1560mm x 50m

    £636.96 per item
    £8.16 per m²
    Save £-636.96
    £636.96 per item
    £8.16 per m²
  • SOUDAL Soudafoam Window & Door SWS - 750ml Gun Grade | Insulation Merchant
    Sale 6%
    Summer
    by SOUDAL

    SOUDAL Soudafoam Window & Door SWS - 750ml Gun Grade

    £8.53 per item
    £9.13 Save £0.60
    £8.53 per item
  • SOUDAL PU Joint Backer Rod - 20mm | Insulation Merchant
    PU BACKER ROD by SOUDAL

    SOUDAL PU Joint Backer Rod - 20mm

    £0.43 per item
    Save £-0.43
    £0.43 per item
  • Pro Clima Aerosanna Fleece | Insulation Merchant
    Sale 4%
    AEROSANA FLEECE by Pro Clima

    Pro Clima Aerosanna Fleece

    Looking for a price?

    Add to a quote for our best rate.

  • DuPont™ Single Sided Acrylic Tape - 25m x 75mm | Insulation Merchant
    AIRGUARD® by DuPont - Performance Building Solutions

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

    Looking for a price?

    Add to a quote for our best rate.

  • Intelligent Membranes PassiveHaus Brick Seal
    Sale 27%
    PASSIVHAUS BRICK SEAL by Intelligent Membranes

    Intelligent Membranes PassiveHaus Brick Seal

    Looking for a price?

    Add to a quote for our best rate.

  • SIGA Wigluv® 150 External Adhesive Tape - (150mm x 25m) | Insulation Merchant
    WIGLUV® by SIGA

    SIGA Wigluv® 150 External Adhesive Tape - (150mm x 25m)

    £70.67 per item
    £2.82 per LM (linear metre)
    Save £-70.67
    £70.67 per item
    £2.82 per LM (linear metre)
  • ISO-Chemie Iso-Bloco 600 Expanding Foam Joint Tape (18-34mm expansion) | Insulation Merchant
    ISO-BLOCO 600 by ISO-Chemie

    ISO-Chemie Iso-Bloco 600 Expanding Foam Joint Tape (18-34mm expansion)

    From £0.83 per item
    Save £-0.83
    From £0.83 per item
  • PROCTOR Procheck® Adapt Variable VCL Membrane - 50m x 1.5m | Insulation Merchant
    PROCHECK® by A. Proctor Group

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

    Looking for a price?

    Add to a quote for our best rate.

  • SIGA Fentrim® 330 Grey Adhesive Tape - 150mm | Insulation Merchant
    FENTRIM® by SIGA

    SIGA Fentrim® 330 Grey Adhesive Tape - 150mm

    Looking for a price?

    Add to a quote for our best rate.

  • 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

    £247.42 per item
    £3.29 per m²
    Save £-247.42
    £247.42 per item
    £3.29 per m²
  • SIGA Fentrim® 2 50/85 (Pre-folded External Corner Tape) - 25m | Insulation Merchant
    FENTRIM® by SIGA

    SIGA Fentrim® 2 50/85 (Pre-folded External Corner Tape) - 25m

    £74.00 per item
    £2.96 per LM (linear metre)
    Save £-74.00
    £74.00 per item
    £2.96 per LM (linear metre)
  • 100mm Thermafleece NatraHemp Slab (370mm wide) | Insulation Merchant
    NATRAHEMP by Thermafleece

    100mm Thermafleece NatraHemp Slab (370mm wide)

    Looking for a price?

    Add to a quote for our best rate.