Sustainable Building

Products designed for creating sustainable buildings.
Airtight and windtight systems | Insulation Merchant
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  • 80mm IndiNature IndiTherm Hemp Flexibatt Insulation - 1200 x 370mm (2.22m² / 5 per pack) 80mm IndiNature IndiTherm Hemp Flexibatt Insulation - 1200 x 370mm (2.22m² / 5 per pack)
    Autumn Offers
    INDITHERM HEMP - 370 by IndiNature®

    IN/TH4037-80N

    80mm IndiNature IndiTherm Hemp Flexibatt Insulation - 1200 x 370mm (2.22m² / 5 per pack)

    £27.90 inc. VAT
    £12.57 per m²
    £23.25 ex. VAT
    £10.47 per m²
    £27.90 inc. VAT
    £12.57 per m²
    you save £-27.90
    £23.25 ex. VAT
    £10.47 per m²
    £0.00 you save £-23.25
  • SOUDAL Soudatight LQ Paint On Airtight Membrane (White) - 4.5kg
    Sale 5%
    Autumn Offers
    SOUDATIGHT by SOUDAL

    SOU/STLQW-45

    SOUDAL Soudatight LQ Paint On Airtight Membrane (White) - 4.5kg

    £38.56 inc. VAT
    £8.57 per kg
    £32.13 ex. VAT
    £7.14 per kg
    £38.56 inc. VAT
    £8.57 per kg
    £40.60 you save £2.04
    £32.13 ex. VAT
    £7.14 per kg
    £33.83 you save £1.70
  • SIGA Corvum® 12/48 Pre-folded Corner Adhesive Tape (60mm x 25m) SIGA Corvum® 12/48 Pre-folded Corner Adhesive Tape (60mm x 25m)
    CORVUM® by SIGA

    SIG/C1248

    SIGA Corvum® 12/48 Pre-folded Corner Adhesive Tape (60mm x 25m)

    £47.65 inc. VAT
    £1.90 per LM (linear metre)
    £39.71 ex. VAT
    £1.59 per LM (linear metre)
    £47.65 inc. VAT
    £1.90 per LM (linear metre)
    you save £-47.65
    £39.71 ex. VAT
    £1.59 per LM (linear metre)
    £0.00 you save £-39.71
  • 80mm IndiNature IndiTherm Hemp Flexibatt Insulation - 1200 x 440mm (2.64m² / 5 per pack) 80mm IndiNature IndiTherm Hemp Flexibatt Insulation - 1200 x 440mm (2.64m² / 5 per pack)
    Autumn Offers
    INDITHERM HEMP - 440 by IndiNature®

    IN/TH4044-80N

    80mm IndiNature IndiTherm Hemp Flexibatt Insulation - 1200 x 440mm (2.64m² / 5 per pack)

    £33.18 inc. VAT
    £12.57 per m²
    £27.65 ex. VAT
    £10.47 per m²
    £33.18 inc. VAT
    £12.57 per m²
    you save £-33.18
    £27.65 ex. VAT
    £10.47 per m²
    £0.00 you save £-27.65
  • 200mm STEICO Flex 036 - 575mm x 1190mm (1.369m² / 2 per pack) | Insulation Merchant 200mm STEICO Flex 036 - 575mm x 1190mm (1.369m² / 2 per pack) | Insulation Merchant
    Sale 9%
    Autumn Offers
    FLEX 036 by Steico

    STE/FLEX57-200

    200mm STEICO Flex 036 - 575mm x 1190mm (1.369m² / 2 per pack)

    £43.38 inc. VAT
    £31.69 per m²
    £36.15 ex. VAT
    £26.41 per m²
    £43.38 inc. VAT
    £31.69 per m²
    £47.78 you save £4.40
    £36.15 ex. VAT
    £26.41 per m²
    £39.82 you save £3.67
  • SIGA Corvum® 30/30 - Pre-folded Corner Adhesive Tape (60mm x 25m) SIGA Corvum® 30/30 - Pre-folded Corner Adhesive Tape (60mm x 25m)
    CORVUM® by SIGA

    SIG/C3080

    SIGA Corvum® 30/30 - Pre-folded Corner Adhesive Tape (60mm x 25m)

    £47.65 inc. VAT
    £1.90 per LM (linear metre)
    £39.71 ex. VAT
    £1.59 per LM (linear metre)
    £47.65 inc. VAT
    £1.90 per LM (linear metre)
    you save £-47.65
    £39.71 ex. VAT
    £1.59 per LM (linear metre)
    £0.00 you save £-39.71
  • SIGA Fentrim® 20 50/85 (Pre-folded Internal Corner Tape) - 25m SIGA Fentrim® 20 50/85 (Pre-folded Internal Corner Tape) - 25m
    FENTRIM® 20 by SIGA

    SIG/F205085

    SIGA Fentrim® 20 50/85 (Pre-folded Internal Corner Tape) - 25m

    £84.55 inc. VAT
    £3.38 per LM (linear metre)
    £70.46 ex. VAT
    £2.82 per LM (linear metre)
    £84.55 inc. VAT
    £3.38 per LM (linear metre)
    you save £-84.55
    £70.46 ex. VAT
    £2.82 per LM (linear metre)
    £0.00 you save £-70.46
  • 180mm STEICO Flex 036 - 575mm x 1190mm (2.053m² / 3 per pack) | Insulation Merchant 180mm STEICO Flex 036 - 575mm x 1190mm (2.053m² / 3 per pack) | Insulation Merchant
    Sale 9%
    Autumn Offers
    FLEX 036 by Steico

    STE/FLEX57-180

    180mm STEICO Flex 036 - 575mm x 1190mm (2.053m² / 3 per pack)

    £60.59 inc. VAT
    £29.51 per m²
    £50.49 ex. VAT
    £24.59 per m²
    £60.59 inc. VAT
    £29.51 per m²
    £66.74 you save £6.15
    £50.49 ex. VAT
    £24.59 per m²
    £55.62 you save £5.13
  • 160mm STEICO Flex 036 - 575mm x 1190mm (2.053m² / 3 per pack) | Insulation Merchant 160mm STEICO Flex 036 - 575mm x 1190mm (2.053m² / 3 per pack) | Insulation Merchant
    Sale 9%
    Autumn Offers
    FLEX 036 by Steico

    STE/FLEX57-160

    160mm STEICO Flex 036 - 575mm x 1190mm (2.053m² / 3 per pack)

    £52.07 inc. VAT
    £25.36 per m²
    £43.39 ex. VAT
    £21.14 per m²
    £52.07 inc. VAT
    £25.36 per m²
    £57.36 you save £5.29
    £43.39 ex. VAT
    £21.14 per m²
    £47.80 you save £4.41
  • 25mm STEICO Flex (Inserts for I-Joists) - 1220mm x 575mm (pack of 23) | Insulation Merchant 25mm STEICO Flex (Inserts for I-Joists) - 1220mm x 575mm (pack of 23) | Insulation Merchant
    Sale 22%
    Autumn Offers
    FLEX INSERTS by Steico

    STE/FLEXIN-25

    25mm STEICO Flex (Inserts for I-Joists) - 1220mm x 575mm (pack of 23)

    £73.90 inc. VAT
    £4.58 per m²
    £61.58 ex. VAT
    £3.82 per m²
    £73.90 inc. VAT
    £4.58 per m²
    £95.90 you save £22.00
    £61.58 ex. VAT
    £3.82 per m²
    £79.92 you save £18.33
  • 80mm IndiNature IndiTherm Hemp Flexibatt Insulation - 1200 x 570mm (4.79m²) 80mm IndiNature IndiTherm Hemp Flexibatt Insulation - 1200 x 570mm (4.79m²)
    Autumn Offers
    Discontinued - Alternative Available.
    INDITHERM HEMP - 570 by IndiNature®

    IN/TH4057-80

    80mm IndiNature IndiTherm Hemp Flexibatt Insulation - 1200 x 570mm (4.79m²)

    £ Looking for a price?

    Add to a quote for our best rate.

  • ISO-Chemie Iso-Bloco One Joint Sealing Expansion Tape (3-18mm expansion) ISO-Chemie Iso-Bloco One Joint Sealing Expansion Tape (3-18mm expansion)
    ISO-BLOCO ONE by ISO-Chemie

    ISOC/ISBL1-31854

    ISO-Chemie Iso-Bloco One Joint Sealing Expansion Tape (3-18mm expansion)

    From £154.94 inc. VAT
    From £129.12 ex. VAT
    From £154.94 inc. VAT
    you save £-154.94
    From £129.12 ex. VAT
    £0.00 you save £-129.12
  • SIGA Hard Rubber Roller for tape sealing
    by SIGA

    SIG/HRR

    SIGA Hard Rubber Roller for tape sealing

    £23.25 inc. VAT
    £19.38 ex. VAT
    £23.25 inc. VAT
    you save £-23.25
    £19.38 ex. VAT
    £0.00 you save £-19.38
  • Pro Clima Roflex 200 - Airtight Pipe Grommet (Pack of 10) Pro Clima Roflex 200 - Airtight Pipe Grommet (Pack of 10)
    Sale 1%
    ROFLEX by Pro Clima

    PC/R200-10

    Pro Clima Roflex 200 - Airtight Pipe Grommet (Pack of 10)

    £81.90 inc. VAT
    £8.19 per ea
    £68.25 ex. VAT
    £6.83 per ea
    £81.90 inc. VAT
    £8.19 per ea
    £82.92 you save £1.02
    £68.25 ex. VAT
    £6.83 per ea
    £69.10 you save £0.85
  • Pro Clima Extoseal Magov Butyl Tape (60mm x 10m) Pro Clima Extoseal Magov Butyl Tape (60mm x 10m)
    Sale 5%
    EXTOSEAL by Pro Clima

    PC/EXTOSEALMAGOV

    Pro Clima Extoseal Magov Butyl Tape (60mm x 10m)

    £38.50 inc. VAT
    £3.85 per LM (linear metre)
    £32.08 ex. VAT
    £3.21 per LM (linear metre)
    £38.50 inc. VAT
    £3.85 per LM (linear metre)
    £40.56 you save £2.06
    £32.08 ex. VAT
    £3.21 per LM (linear metre)
    £33.80 you save £1.72
  • 80mm IndiNature IndiTherm Hemp Flexibatt Insulation - 1200 x 440mm (3.70m² / 7 per pack) 80mm IndiNature IndiTherm Hemp Flexibatt Insulation - 1200 x 440mm (3.70m² / 7 per pack)
    Autumn Offers
    Discontinued - Alternative Available.
    INDITHERM HEMP - 440 by IndiNature®

    IN/TH4044-80

    80mm IndiNature IndiTherm Hemp Flexibatt Insulation - 1200 x 440mm (3.70m² / 7 per pack)

    £ Looking for a price?

    Add to a quote for our best rate.

  • 100mm Thermafleece CosyWool Sheep Wool (2 x 570mm rolls) | Insulation Merchant
    Autumn Offers
    COSYWOOL by Thermafleece

    TF/COSY-25x370

    25mm Thermafleece CosyWool Sheep Wool (1 x 370mm roll)

    £22.50 inc. VAT
    £5.07 per m²
    £18.75 ex. VAT
    £4.22 per m²
    £22.50 inc. VAT
    £5.07 per m²
    you save £-22.50
    £18.75 ex. VAT
    £4.22 per m²
    £0.00 you save £-18.75
  • 100mm Thermafleece CosyWool Sheep Wool (2 x 570mm rolls) | Insulation Merchant
    Autumn Offers
    COSYWOOL by Thermafleece

    TF/COSY-25x570

    25mm Thermafleece CosyWool Sheep Wool (1 x 570mm roll)

    £34.65 inc. VAT
    £5.07 per m²
    £28.88 ex. VAT
    £4.22 per m²
    £34.65 inc. VAT
    £5.07 per m²
    you save £-34.65
    £28.88 ex. VAT
    £4.22 per m²
    £0.00 you save £-28.88
  • IndiNature IndiLoft Hemp Flexibatt Loft Insulation
    New
    Autumn Offers
    INDILOFT HEMP - 570 by IndiNature®

    IN/LB4457-100

    100mm IndiNature IndiLoft Hemp Flexibatt Loft Insulation - 1200 x 570mm (2.74m²)

    £32.83 inc. VAT
    £11.98 per m²
    £27.36 ex. VAT
    £9.98 per m²
    £32.83 inc. VAT
    £11.98 per m²
    you save £-32.83
    £27.36 ex. VAT
    £9.98 per m²
    £0.00 you save £-27.36
  • SIGA Meltell® 320 Black Hybrid Sealant (310ml cartridge) SIGA Meltell® 320 Black Hybrid Sealant (310ml cartridge)
    MELTELL® by SIGA

    SIG/MT320B-31

    SIGA Meltell® 320 Black Hybrid Sealant (310ml cartridge)

    £8.70 inc. VAT
    £28.06 per litres
    £7.25 ex. VAT
    £23.39 per litres
    £8.70 inc. VAT
    £28.06 per litres
    you save £-8.70
    £7.25 ex. VAT
    £23.39 per litres
    £0.00 you save £-7.25