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

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  • SIGA Wigluv® 60 External Adhesive Tape (40m x 60mm) | Insulation Merchant
    WIGLUV® by SIGA

    SIGA Wigluv® 60 External Adhesive Tape (40m x 60mm)

    £47.10 per item
    £1.17 per LM (linear metre)
    inc. VAT
    £39.25 per item
    £0.98 per LM (linear metre)
    ex. VAT
    Save £-47.10
    £47.10 per item
    £1.17 per LM (linear metre)
    inc. VAT
    £0.00 Save £-39.25
    £39.25 per item
    £0.98 per LM (linear metre)
    ex. VAT
  • Pro Clima Roflex 20 - Airtight Pipe Grommet (Pack of 15) | Insulation Merchant
    ROFLEX by Pro Clima

    Pro Clima Roflex 20 - Airtight Pipe Grommet (Pack of 15)

    £48.69 per item
    £3.24 per ea
    inc. VAT
    £40.58 per item
    £2.71 per ea
    ex. VAT
    Save £-48.69
    £48.69 per item
    £3.24 per ea
    inc. VAT
    £0.00 Save £-40.58
    £40.58 per item
    £2.71 per ea
    ex. VAT
  • Protect BarriAir Vapour Control Layer with Integrated Tape - 1.5 x 50m | Insulation Merchant
    Sale 11%
    Top Deals
    Free Shipping
    BARRIAIR by Protect Membranes

    Protect BarriAir Vapour Control Layer with Integrated Tape - 1.5 x 50m

    £119.90 per item
    £1.59 per m²
    inc. VAT
    £99.92 per item
    £1.33 per m²
    ex. VAT
    £135.00 Save £15.10
    £119.90 per item
    £1.59 per m²
    inc. VAT
    £112.50 Save £12.58
    £99.92 per item
    £1.33 per m²
    ex. VAT
  • 40mm STEICO Flex 036 - 375mm x 1190mm (4.463m² / 10 per pack) | Insulation Merchant
    Sale 9%

    5.0

    FLEX by Steico

    40mm STEICO Flex 036 - 575mm x 1190mm (6.843m² / 10 per pack)

    Looking for a price?

    Add to a quote for our best rate.

  • Pro Clima Compego Tape | Insulation Merchant
    COMPEGO by Pro Clima

    Pro Clima Compego Tape

    From £23.22 per item
    inc. VAT
    From £19.35 per item
    ex. VAT
    Save £-23.22
    From £23.22 per item
    inc. VAT
    £0.00 Save £-19.35
    From £19.35 per item
    ex. VAT
  • 50mm STEICO Flex 036 - 375mm x 1190mm (4.016m² / 9 per pack) | Insulation Merchant
    FLEX by Steico

    50mm STEICO Flex 036 - 375mm x 1190mm (4.016m² / 9 per pack)

    Looking for a price?

    Add to a quote for our best rate.

  • Pro Clima Kaflex Mono - Airtight Cable Grommet (Pack of 15) | Insulation Merchant
    KAFLEX by Pro Clima

    Pro Clima Kaflex Mono - Airtight Cable Grommet (Pack of 15)

    £43.98 per item
    inc. VAT
    £36.65 per item
    ex. VAT
    Save £-43.98
    £43.98 per item
    inc. VAT
    £0.00 Save £-36.65
    £36.65 per item
    ex. VAT
  • 140mm STEICO Flex 036 - 575mm x 1190mm (2.737m² / 4 per pack) | Insulation Merchant
    FLEX by Steico

    140mm STEICO Flex 036 - 575mm x 1190mm (2.737m² / 4 per pack)

    Looking for a price?

    Add to a quote for our best rate.

  • 80mm STEICO Flex 036 - 575mm x 1190mm (6 per pack) | Insulation Merchant
    Sale
    FLEX by Steico

    80mm STEICO Flex 036 - 575mm x 1190mm (6 per pack)

    Looking for a price?

    Add to a quote for our best rate.

  • Pro Clima Aerosanna Visconn Spray/Paintable Airtight Sealant Membrane
    AEROSANA by Pro Clima

    Pro Clima Aerosanna Visconn Spray/Paintable Airtight Sealant Membrane

    From £12.72 per item
    inc. VAT
    From £10.60 per item
    ex. VAT
    £0.00 Save £-12.72
    From £12.72 per item
    inc. VAT
    £0.00 Save £-10.60
    From £10.60 per item
    ex. VAT
  • ADAPTAVATE breathAplasta Thermal (Insulating Breathable Plaster) - 9kg bag | Insulation Merchant

    5.0

    THERMAL by Adaptavate

    ADAPTAVATE breathAplasta Thermal (Insulating Breathable Plaster) - 9kg bag

    £23.94 per item
    £23.94 per m²
    inc. VAT
    £19.95 per item
    £19.95 per m²
    ex. VAT
    £23.10 Save £-0.84
    £23.94 per item
    £23.94 per m²
    inc. VAT
    £19.25 Save £-0.70
    £19.95 per item
    £19.95 per m²
    ex. VAT
  • 75mm Thermafleece CosyWool Sheep Wool (2 x 570mm rolls) | Insulation Merchant

    5.0

    COSYWOOL by Thermafleece

    75mm Thermafleece CosyWool Sheep Wool (2 x 570mm rolls)

    £109.09 per item
    £11.26 per m²
    inc. VAT
    £90.91 per item
    £9.38 per m²
    ex. VAT
    Save £-109.09
    £109.09 per item
    £11.26 per m²
    inc. VAT
    £0.00 Save £-90.91
    £90.91 per item
    £9.38 per m²
    ex. VAT
  • 100mm IndiNature IndiTherm Hemp Flexibatt Insulation - 1200 x 440mm (2.11m² / 4 per pack)

    5.0

    INDITHERM HEMP - 440 by IndiNature®

    100mm IndiNature IndiTherm Hemp Flexibatt Insulation - 1200 x 440mm (2.11m² / 4 per pack)

    £40.95 per item
    £19.41 per m²
    inc. VAT
    £34.13 per item
    £16.17 per m²
    ex. VAT
    Save £-40.95
    £40.95 per item
    £19.41 per m²
    inc. VAT
    £0.00 Save £-34.13
    £34.13 per item
    £16.17 per m²
    ex. 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

    £317.65 per item
    £4.23 per m²
    inc. VAT
    £264.71 per item
    £3.53 per m²
    ex. VAT
    Save £-317.65
    £317.65 per item
    £4.23 per m²
    inc. VAT
    £0.00 Save £-264.71
    £264.71 per item
    £3.53 per m²
    ex. VAT
  • 140mm Thermafleece CosyWool Sheep Wool (3 x 370mm rolls) | Insulation Merchant

    5.0

    COSYWOOL by Thermafleece

    140mm Thermafleece CosyWool Sheep Wool (3 x 370mm rolls)

    £107.63 per item
    £21.06 per m²
    inc. VAT
    £89.69 per item
    £17.55 per m²
    ex. VAT
    Save £-107.63
    £107.63 per item
    £21.06 per m²
    inc. VAT
    £0.00 Save £-89.69
    £89.69 per item
    £17.55 per m²
    ex. VAT
  • Pro Clima Extoseal Encors - 100mm x 20m | Insulation Merchant
    EXTOSEAL by Pro Clima

    Pro Clima Extoseal Encors - 100mm x 20m

    £101.03 per item
    £5.05 per LM (linear metre)
    inc. VAT
    £84.19 per item
    £4.21 per LM (linear metre)
    ex. VAT
    Save £-101.03
    £101.03 per item
    £5.05 per LM (linear metre)
    inc. VAT
    £0.00 Save £-84.19
    £84.19 per item
    £4.21 per LM (linear metre)
    ex. VAT
  • 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)

    £380.90 per item
    £5.07 per m²
    inc. VAT
    £317.42 per item
    £4.23 per m²
    ex. VAT
    Save £-380.90
    £380.90 per item
    £5.07 per m²
    inc. VAT
    £0.00 Save £-317.42
    £317.42 per item
    £4.23 per m²
    ex. VAT
  • 60mm STEICO Flex 036 - 575mm x 1190mm (5.474m² / 8 per pack) | Insulation Merchant
    Sale 8%
    FLEX by Steico

    60mm STEICO Flex 036 - 575mm x 1190mm (5.474m² / 8 per pack)

    Looking for a price?

    Add to a quote for our best rate.

  • 140mm IndiNature IndiTherm Hemp Flexibatt Insulation - 1200 x 370mm (1.78m² / 4 per pack)

    5.0

    INDITHERM HEMP - 370 by IndiNature®

    140mm IndiNature IndiTherm Hemp Flexibatt Insulation - 1200 x 370mm (1.78m² / 4 per pack)

    £48.22 per item
    £27.09 per m²
    inc. VAT
    £40.18 per item
    £22.57 per m²
    ex. VAT
    Save £-48.22
    £48.22 per item
    £27.09 per m²
    inc. VAT
    £0.00 Save £-40.18
    £40.18 per item
    £22.57 per m²
    ex. VAT
  • STEICO zell Air Injected/Loose Fill Wood Fibre Insulation - 15kg | Insulation Merchant
    ZELL by Steico

    STEICO zell Air Injected/Loose Fill Wood Fibre Insulation - 15kg

    £27.26 per item
    inc. VAT
    £22.72 per item
    ex. VAT
    £25.45 Save £-1.81
    £27.26 per item
    inc. VAT
    £21.21 Save £-1.51
    £22.72 per item
    ex. VAT