Natural Insulation

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Shop our range of natural insulation options including wood fibre, hemp and sheep's wool from manufacturers Steico, IndiNature and Thermafleece.

Natural Insulation

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  • 140mm STEICO Flex 036 - 375mm x 1190mm (1.785m² / 4 per pack) | Insulation Merchant 140mm STEICO Flex 036 - 375mm x 1190mm (1.785m² / 4 per pack) | Insulation Merchant
    Sale 9%
    Spring Savings
    FLEX by Steico

    140mm STEICO Flex 036 - 375mm x 1190mm (1.785m² / 4 per pack)

    £40.97 inc. VAT
    £22.95 per m²
    £34.14 ex. VAT
    £19.13 per m²
    £40.97 inc. VAT
    £22.95 per m²
    £45.52 Save £4.55
    £34.14 ex. VAT
    £19.13 per m²
    £37.93 Save £3.79
  • 140mm IndiNature IndiTherm Hemp Flexibatt Insulation - 1200 x 570mm (2.74m²) 140mm IndiNature IndiTherm Hemp Flexibatt Insulation - 1200 x 570mm (2.74m²)
    INDITHERM HEMP - 570 by IndiNature®

    140mm IndiNature IndiTherm Hemp Flexibatt Insulation - 1200 x 570mm (2.74m²)

    £63.19 inc. VAT
    £23.06 per m²
    £52.66 ex. VAT
    £19.22 per m²
    £63.19 inc. VAT
    £23.06 per m²
    Save £-63.19
    £52.66 ex. VAT
    £19.22 per m²
    £0.00 Save £-52.66
  • 60mm STEICOduo Dry - 600mm x 2230mm | Insulation Merchant
    Sale 9%
    Spring Savings
    DUO DRY by Steico

    60mm STEICOduo Dry - 600mm x 2230mm

    £31.51 inc. VAT
    £23.55 per m²
    £26.26 ex. VAT
    £19.63 per m²
    £31.51 inc. VAT
    £23.55 per m²
    £34.66 Save £3.15
    £26.26 ex. VAT
    £19.63 per m²
    £28.88 Save £2.63
  • 80mm STEICO Special Dry 600mm x 2230mm - per board | Insulation Merchant 80mm STEICO Special Dry 600mm x 2230mm - per board | Insulation Merchant
    Sale 9%
    Spring Savings
    SPECIAL DRY by Steico

    80mm STEICO Special Dry 600mm x 2230mm - per board

    £42.97 inc. VAT
    £32.12 per m²
    £35.81 ex. VAT
    £26.76 per m²
    £42.97 inc. VAT
    £32.12 per m²
    £47.74 Save £4.77
    £35.81 ex. VAT
    £26.76 per m²
    £39.78 Save £3.98
  • STEICO Multi Tape F - 25m x 60mm | Insulation Merchant
    MULTI TAPE F by Steico

    STEICO Multi Tape F - 25m x 60mm

    £29.17 inc. VAT
    £1.16 per LM (linear metre)
    £24.31 ex. VAT
    £0.97 per LM (linear metre)
    £29.17 inc. VAT
    £1.16 per LM (linear metre)
    Save £-29.17
    £24.31 ex. VAT
    £0.97 per LM (linear metre)
    £0.00 Save £-24.31
  • 50mm IndiNature IndiTherm Hemp Flexibatt Insulation - 1200 x 440mm (4.22m²) 50mm IndiNature IndiTherm Hemp Flexibatt Insulation - 1200 x 440mm (4.22m²)
    INDITHERM HEMP - 440 by IndiNature®

    50mm IndiNature IndiTherm Hemp Flexibatt Insulation - 1200 x 440mm (4.22m²)

    £34.84 inc. VAT
    £8.26 per m²
    £29.03 ex. VAT
    £6.88 per m²
    £34.84 inc. VAT
    £8.26 per m²
    Save £-34.84
    £29.03 ex. VAT
    £6.88 per m²
    £0.00 Save £-29.03
  • 120mm STEICO Special Dry 600mm x 1880mm - per board | Insulation Merchant 120mm STEICO Special Dry 600mm x 1880mm - per board | Insulation Merchant
    Sale 9%
    Spring Savings
    SPECIAL DRY by Steico

    120mm STEICO Special Dry 600mm x 1880mm - per board

    £46.84 inc. VAT
    £43.90 per m²
    £39.03 ex. VAT
    £36.58 per m²
    £46.84 inc. VAT
    £43.90 per m²
    £52.04 Save £5.20
    £39.03 ex. VAT
    £36.58 per m²
    £43.37 Save £4.33
  • 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)
    INDITHERM HEMP - 370 by IndiNature®

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

    £29.29 inc. VAT
    £13.19 per m²
    £24.41 ex. VAT
    £10.99 per m²
    £29.29 inc. VAT
    £13.19 per m²
    Save £-29.29
    £24.41 ex. VAT
    £10.99 per m²
    £0.00 Save £-24.41
  • 80mm IndiNature IndiTherm Hemp Flexibatt Insulation - 1200 x 570mm (3.42m² / 5 per pack) 80mm IndiNature IndiTherm Hemp Flexibatt Insulation - 1200 x 570mm (3.42m² / 5 per pack)
    INDITHERM HEMP - 570 by IndiNature®

    80mm IndiNature IndiTherm Hemp Flexibatt Insulation - 1200 x 570mm (3.42m² / 5 per pack)

    £45.13 inc. VAT
    £13.20 per m²
    £37.61 ex. VAT
    £11.00 per m²
    £45.13 inc. VAT
    £13.20 per m²
    Save £-45.13
    £37.61 ex. VAT
    £11.00 per m²
    £0.00 Save £-37.61
  • 80mm STEICO Therm (wet) - 600mm x 1350mm - per board | Insulation Merchant 80mm STEICO Therm (wet) - 600mm x 1350mm - per board | Insulation Merchant
    Sale 10%
    Spring Savings

    5.0

    THERM WET by Steico

    80mm STEICO Therm (wet) - 600mm x 1350mm - per board

    £18.59 inc. VAT
    £15.49 ex. VAT
    £18.59 inc. VAT
    £20.66 Save £2.07
    £15.49 ex. VAT
    £17.22 Save £1.73
  • 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 10%
    Spring Savings
    FLEX by Steico

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

    £43.00 inc. VAT
    £31.41 per m²
    £35.83 ex. VAT
    £26.17 per m²
    £43.00 inc. VAT
    £31.41 per m²
    £47.78 Save £4.78
    £35.83 ex. VAT
    £26.17 per m²
    £39.82 Save £3.98
  • 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)

    5.0

    INDITHERM HEMP - 440 by IndiNature®

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

    £34.84 inc. VAT
    £13.20 per m²
    £29.03 ex. VAT
    £11.00 per m²
    £34.84 inc. VAT
    £13.20 per m²
    Save £-34.84
    £29.03 ex. VAT
    £11.00 per m²
    £0.00 Save £-29.03
  • Steico Multi Fill - 310ml Cartridge | Insulation Merchant Steico Multi Fill - 310ml Cartridge | Insulation Merchant
    by Steico

    Steico Multi Fill - 310ml Cartridge

    £14.31 inc. VAT
    £11.93 ex. VAT
    £14.31 inc. VAT
    Save £-14.31
    £11.93 ex. VAT
    £0.00 Save £-11.93
  • 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%
    Spring Savings
    FLEX by Steico

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

    £60.07 inc. VAT
    £29.26 per m²
    £50.06 ex. VAT
    £24.38 per m²
    £60.07 inc. VAT
    £29.26 per m²
    £66.74 Save £6.67
    £50.06 ex. VAT
    £24.38 per m²
    £55.62 Save £5.56
  • 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 10%
    Spring Savings
    FLEX by Steico

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

    £51.62 inc. VAT
    £25.14 per m²
    £43.02 ex. VAT
    £20.95 per m²
    £51.62 inc. VAT
    £25.14 per m²
    £57.36 Save £5.74
    £43.02 ex. VAT
    £20.95 per m²
    £47.80 Save £4.78
  • 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 9%
    Spring Savings
    FLEX INSERTS by Steico

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

    £73.89 inc. VAT
    £4.58 per m²
    £61.58 ex. VAT
    £3.82 per m²
    £73.89 inc. VAT
    £4.58 per m²
    £81.28 Save £7.39
    £61.58 ex. VAT
    £3.82 per m²
    £67.73 Save £6.16
  • 100mm STEICO Therm (wet)- 600mm x 1350mm - per board | Insulation Merchant 100mm STEICO Therm (wet)- 600mm x 1350mm - per board | Insulation Merchant
    Sale 9%
    Spring Savings
    THERM WET by Steico

    100mm STEICO Therm (wet)- 600mm x 1350mm - per board

    £21.73 inc. VAT
    £18.11 ex. VAT
    £21.73 inc. VAT
    £24.14 Save £2.41
    £18.11 ex. VAT
    £20.12 Save £2.01
  • 100mm Thermafleece CosyWool Sheep Wool (2 x 570mm rolls) | Insulation Merchant
    COSYWOOL by Thermafleece

    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
    £22.50 Save £0.00
    £18.75 ex. VAT
    £4.22 per m²
    £18.75 Save £0.00
  • 20mm STEICO Protect H (Multi Use/Reveal Board) - 1350mm x 500mm | Insulation Merchant
    Sale 10%
    Spring Savings
    PROTECT H by Steico

    20mm STEICO Protect H (Multi Use/Reveal Board) - 1350mm x 500mm

    £8.01 inc. VAT
    £11.87 per m²
    £6.68 ex. VAT
    £9.89 per m²
    £8.01 inc. VAT
    £11.87 per m²
    £8.90 Save £0.89
    £6.68 ex. VAT
    £9.89 per m²
    £7.42 Save £0.74
  • 80mm STEICO protect M Dry - 1325mm x 600mm | Insulation Merchant
    Sale 10%
    Spring Savings
    PROTECT M DRY by Steico

    80mm STEICO protect M Dry - 1325mm x 600mm

    £25.64 inc. VAT
    £34.32 per m²
    £21.37 ex. VAT
    £28.60 per m²
    £25.64 inc. VAT
    £34.32 per m²
    £28.49 Save £2.85
    £21.37 ex. VAT
    £28.60 per m²
    £23.74 Save £2.38