Insulation

Shop our wide range of insulation.

We stock and source everything from woodfibre, sheep's wool, hemp, PIR, Mineral Wool, Glass Wool and much more.

10mm PROCTOR Spacetherm® Silica Aerogel STRIPS - 2400mm x 280mm (0.67m²) | Insulation Merchant

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Loft & Underfloor Insulation

Loft & Underfloor Insulation

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Knauf Acoustic Roll | Insulation Merchant

Glass Wool and Mineral Wool

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10mm PROCTOR Spacetherm® Silica Aerogel STRIPS - 2400mm x 280mm (0.67m²) | Insulation Merchant

Aerogel

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Foam Glass

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50mm Rockwool Ablative Coated Batt | Insulation Merchant

Fire Rated Insulation

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15mm SKANDA Savolit Plus Wood Wool Board - 1200 x 600mm | Insulation Merchant

Recycled Insulation

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PIR Board

PIR Board

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120mm Unilin (Xtratherm) Safe-R Phenolic Foam Board (Pack of 3) | Insulation Merchant

Phenolic Foam Boards

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25mm Expanded Polystyrene EPS 70 (1200 x 600 mm) [Pack of 12] | Insulation Merchant

Polystyrene

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50mm Rockwool Ductwrap | Insulation Merchant

Technical Insulation

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Summer Specials

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  • 75mm Knauf DriTherm Cavity Slab 37 | Insulation Merchant
    DRITHERM 37 by Knauf Insulation

    75mm Knauf DriTherm Cavity Slab 37

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    Add to a quote for our best rate.

  • 85mm Celotex CW4000 Partial Fill Cavity Wall Board - Per Board | Insulation Merchant
    CW4000 by Celotex

    85mm Celotex CW4000 Partial Fill Cavity Wall Board (per board)

    £11.90 per item
    inc. VAT
    £9.92 per item
    ex. VAT
    Save £-11.90
    £11.90 per item
    inc. VAT
    £0.00 Save £-9.92
    £9.92 per item
    ex. VAT
  • 60mm Celotex CW4000 Partial Fill Cavity Wall Board - per board | Insulation Merchant
    CW4000 by Celotex

    60mm Celotex CW4000 Partial Fill Cavity Wall Board (per board)

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    Add to a quote for our best rate.

  • 150mm Mannok Therm PIR Board - per board | Insulation Merchant
    by Mannok

    150mm Mannok Therm PIR Board - per board

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    Add to a quote for our best rate.

  • 15mm Unilin (Xtratherm) Thin-R PIR Board 2400 x 1200mm (Pack of 10) | Insulation Merchant
    THIN-R PIR BOARD by Unilin

    15mm Unilin (Xtratherm) Thin-R PIR Board 2400 x 1200mm (Pack of 10)

    £209.79 per item
    £72.84 per m²
    inc. VAT
    £174.83 per item
    £60.70 per m²
    ex. VAT
    Save £-209.79
    £209.79 per item
    £72.84 per m²
    inc. VAT
    £0.00 Save £-174.83
    £174.83 per item
    £60.70 per m²
    ex. VAT
  • 100mm Thermafleece NatraHemp Slab - 570mm wide (10.94m²) | Insulation Merchant
    NATRAHEMP by Thermafleece

    100mm Thermafleece NatraHemp Slab - 570mm wide (10.94m²)

    Looking for a price?

    Add to a quote for our best rate.

  • 70mm Thermafleece NatraHemp Slab (570mm wide) | Insulation Merchant
    NATRAHEMP by Thermafleece

    70mm Thermafleece NatraHemp Slab (570mm wide)

    Looking for a price?

    Add to a quote for our best rate.

  • 75mm Thermafleece CosyWool Sheep Wool Slab (390mm wide) (OLD SIZE) | Insulation Merchant
    Alternative Now Available
    COSYWOOL SLAB by Thermafleece

    75mm Thermafleece CosyWool Sheep Wool Slab (390mm wide) (OLD SIZE)

    Looking for a price?

    Add to a quote for our best rate.

  • 100mm Superglass Timber & Rafter Batt 32 (pack of 6) | Insulation Merchant
    TIMBER & RAFTER BATT by Superglass

    100mm Superglass Timber & Rafter Batt 32 (pack of 6)

    Looking for a price?

    Add to a quote for our best rate.

  • 200mm Superglass Multi-Roll 44 | Insulation Merchant
    MULTI-ROLL 44 by Superglass

    200mm Superglass Multi-Roll 44

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    Add to a quote for our best rate.

  • 50mm Thermafleece UltraWool Slab (390mm wide) | Insulation Merchant
    ULTRAWOOL by Thermafleece

    50mm Thermafleece UltraWool Slab (390mm wide)

    £229.03 per item
    £16.31 per m²
    inc. VAT
    £190.86 per item
    £13.59 per m²
    ex. VAT
    Save £-229.03
    £229.03 per item
    £16.31 per m²
    inc. VAT
    £0.00 Save £-190.86
    £190.86 per item
    £13.59 per m²
    ex. VAT
  • 75mm Unilin (Xtratherm) CavityTherm CT/PIR Cavity Wall Boards | Insulation Merchant
    THIN-R CAVITYTHERM by Unilin

    75mm Unilin (Xtratherm) CavityTherm CT/PIR Cavity Wall Boards - per board

    Looking for a price?

    Add to a quote for our best rate.

  • Rockwool | Insulation Merchant
    HARDROCK® by ROCKWOOL®

    85mm Rockwool Hardrock Multi-Fix (DD) - 1200mm x 1000mm (Pack of 15)

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    Add to a quote for our best rate.

  • Rockwool RW3
    RW3 by ROCKWOOL®

    Rockwool RW3

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    Add to a quote for our best rate.

  • 90mm Superglass Timber & Rafter Roll 32 | Insulation Merchant
    Sale 23%
    TIMBER & RAFTER ROLL by Superglass

    90mm Superglass Timber & Rafter Roll 32 [Clearance]

    Looking for a price?

    Add to a quote for our best rate.

  • 140mm Superglass Timber & Rafter Roll 32 | Insulation Merchant
    Sale 10%
    TIMBER & RAFTER ROLL by Superglass

    140mm Superglass Timber & Rafter Roll 35 [Clearance]

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    Add to a quote for our best rate.

  • 50mm Rockwool Rainscreen Duo | Insulation Merchant
    RAINSCREEN DUO SLAB® by ROCKWOOL®

    Rockwool Rainscreen Duo

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    Add to a quote for our best rate.

  • 100mm Unilin (Xtratherm) Thin-R XT/CW T&G Partial Fill Cavity Wall Board | Insulation Merchant
    THIN-R CAVITY WALL by Unilin

    Unilin (Xtratherm) Thin-R XT/CW T&G Partial Fill Cavity Wall Board - per board

    Looking for a price?

    Add to a quote for our best rate.

  • PRO-TEX Temporary Carpet Protection Film - 50m (PALLET of 180 rolls) | Insulation Merchant
    Sale 62%
    Buy 6 rolls and get 6th free!
    PRO-TEX THE FLOOR by PRO-TEX Site Protection

    PRO-TEX Temporary Carpet Protection Film - 50m (PALLET of 180 rolls)

    £2,268.00 per item
    £0.42 per m²
    inc. VAT
    £1,890.00 per item
    £0.35 per m²
    ex. VAT
    £6,116.00 Save £3,848.00
    £2,268.00 per item
    £0.42 per m²
    inc. VAT
    £5,096.67 Save £3,206.67
    £1,890.00 per item
    £0.35 per m²
    ex. VAT
  • PRO-TEX Temporary Carpet Protection Film - 50m (PALLET of 144 rolls) | Insulation Merchant
    Sale 61%
    Buy 6 rolls and get 6th free!
    PRO-TEX THE FLOOR by PRO-TEX Site Protection

    PRO-TEX Temporary Carpet Protection Film - 50m (PALLET of 144 rolls)

    £1,890.00 per item
    £0.43 per m²
    inc. VAT
    £1,575.00 per item
    £0.36 per m²
    ex. VAT
    £4,893.00 Save £3,003.00
    £1,890.00 per item
    £0.43 per m²
    inc. VAT
    £4,077.50 Save £2,502.50
    £1,575.00 per item
    £0.36 per m²
    ex. VAT