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.

5mm PROCTOR Spacetherm® A1 Fire Rated Silica Aerogel Blanket - 2400mm x 1200mm (2.88m²) | Insulation Merchant

Shop by category in Insulation

Loft & Underfloor Insulation

Loft & Underfloor Insulation

View collection
Knauf Acoustic Roll | Insulation Merchant

Glass Wool and Mineral Wool

View collection
5mm PROCTOR Spacetherm® A1 Fire Rated Silica Aerogel Blanket - 2400mm x 1200mm (2.88m²) | Insulation Merchant

Aerogel

View collection

Foam Glass

View collection
50mm Rockwool Ablative Coated Batt | Insulation Merchant

Fire Rated Insulation

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

Recycled Insulation

View collection
PIR Board

PIR Board

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

Phenolic Foam Boards

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

Polystyrene

View collection
50mm Rockwool Ductwrap | Insulation Merchant

Technical Insulation

View collection

Summer Specials

View our summer deals and promotions across our range of products.
Clear all filters

Showing 443 of 443 products

Sort by:
Filter and sort

Filter and sort

Showing 443 of 443 products

Clear all filters
Clear all filters
Showing 443 of 443 products
  • by Insulation Merchant

    Insulation Stick Pin & Washers (110mm) - Box of 500

    Looking for a price?

    Add to a quote for our best rate.

  • 80mm PIR Insulation Board | Insulation Merchant
    ULTIMATE by Insulation Merchant

    80mm PIR Insulation Board

    Looking for a price?

    Add to a quote for our best rate.

  • 100mm Ravatherm XPS X 300 SB Extruded Polystyrene (2500x600mm) | Insulation Merchant
    XPS - SB by Ravago - Ravatherm

    150mm Ravatherm XPS X 300 SB Extruded Polystyrene (2500x600mm) - PACK OF 3

    Looking for a price?

    Add to a quote for our best rate.

  • 100mm Unilin (Xtratherm) CavityTherm CT/PIR Cavity Wall Boards (Pack of 4) | Insualtion Merchant
    Sale 9%
    CAVITYTHERM by Unilin

    100mm Unilin (Xtratherm) CavityTherm CT/PIR Cavity Wall Boards (Pack of 4)

    £99.90 per item
    £46.25 per m²
    inc. VAT
    £83.25 per item
    £38.54 per m²
    ex. VAT
    £109.90 Save £10.00
    £99.90 per item
    £46.25 per m²
    inc. VAT
    £91.58 Save £8.33
    £83.25 per item
    £38.54 per m²
    ex. VAT
  • 60mm PIR Insulation Board | Insulation Merchant
    by Insulation Merchant

    60mm PIR Insulation Board

    Looking for a price?

    Add to a quote for our best rate.

  • SOUDAL Soudabond Easy - 750ml Gun Grade | Insulation Merchant
    Sale 6%
    Summer
    BOARD ADHESIVE - DOT & DAB by SOUDAL

    SOUDAL Soudabond Easy - 750ml Gun Grade

    £7.71 per item
    inc. VAT
    £6.43 per item
    ex. VAT
    £8.24 Save £0.53
    £7.71 per item
    inc. VAT
    £6.87 Save £0.44
    £6.43 per item
    ex. VAT
  • 62.5mm Ultraliner Insulated PIR Plasterboard - Per Board | Insulation Merchant
    INSULATED PLASTERBOARD by Insulation Merchant

    62.5mm Ultraliner Insulated PIR Plasterboard - Per Board

    Looking for a price?

    Add to a quote for our best rate.

  • 85mm Knauf DriTherm Cavity Slab 32 | Insulation Merchant
    DRITHERM 32 by Knauf Insulation

    85mm Knauf DriTherm Cavity Slab 32

    £49.90 per item
    £18.28 per m²
    inc. VAT
    £41.58 per item
    £15.23 per m²
    ex. VAT
    Save £-49.90
    £49.90 per item
    £18.28 per m²
    inc. VAT
    £0.00 Save £-41.58
    £41.58 per item
    £15.23 per m²
    ex. VAT
  • 90mm Thermafleece UltraWool Slab (390mm wide) | Insulation Merchant

    5.0

    ULTRAWOOL by Thermafleece

    90mm Thermafleece UltraWool Slab (390mm wide)

    £247.07 per item
    £57.19 per m²
    inc. VAT
    £205.89 per item
    £47.66 per m²
    ex. VAT
    Save £-247.07
    £247.07 per item
    £57.19 per m²
    inc. VAT
    £0.00 Save £-205.89
    £205.89 per item
    £47.66 per m²
    ex. VAT
  • 200mm Superglass Multi-Roll 40 | Insulation Merchant
    MULTI-ROLL 40 by Superglass

    200mm Superglass Multi-Roll 40

    Looking for a price?

    Add to a quote for our best rate.

  • 140mm Knauf Omnifit Slab 35 (600mm wide) | Insulation Merchant
    OMNIFIT by Knauf Insulation

    140mm Knauf Omnifit Slab 35 (600mm wide)

    £65.05 per item
    £22.59 per m²
    inc. VAT
    £54.21 per item
    £18.82 per m²
    ex. VAT
    Save £-65.05
    £65.05 per item
    £22.59 per m²
    inc. VAT
    £0.00 Save £-54.21
    £54.21 per item
    £18.82 per m²
    ex. VAT
  • 90mm Knauf Omnifit Slab 35 (600mm wide) | Insulation Merchant
    OMNIFIT by Knauf Insulation

    90mm Knauf Omnifit Slab 35 (600mm wide)

    Looking for a price?

    Add to a quote for our best rate.

  • Knauf Omnifit Slab | Insulation Merchant

    5.0

    OMNIFIT by Knauf Insulation

    100mm Knauf Omnifit Slab (400mm wide)

    £58.33 per item
    £20.25 per m²
    inc. VAT
    £48.61 per item
    £16.88 per m²
    ex. VAT
    Save £-58.33
    £58.33 per item
    £20.25 per m²
    inc. VAT
    £0.00 Save £-48.61
    £48.61 per item
    £16.88 per m²
    ex. VAT
  • 50mm Thermafleece CosyWool Sheep Wool Slab (390mm wide) (OLD SIZE) | Insulation Merchant
    Alternative Now Available
    COSYWOOL SLAB by Thermafleece

    50mm Thermafleece CosyWool Sheep Wool Slab (390mm wide) (OLD SIZE)

    Looking for a price?

    Add to a quote for our best rate.

  • 25mm Unilin (Xtratherm) Thin-R PIR Board - per board | Insulation Merchant
    THIN-R PIR BOARD by Unilin

    30mm Unilin (Xtratherm) Thin-R PIR Board - per board

    Looking for a price?

    Add to a quote for our best rate.

  • 100mm Ravatherm XPS X 300 SL Extruded Polystyrene (1250x600mm) - | Insulation Merchant

    5.0

    XPS - SL by Ravago - Ravatherm

    100mm Ravatherm XPS X 300 SL Extruded Polystyrene (1250x600mm) - per sheet

    Looking for a price?

    Add to a quote for our best rate.

  • 37.5mm Kingspan Kooltherm K118 Insulated Plasterboard (2400x1200mm) - per board | Insulation Merchant
    KOOLTHERM® K118 by Kingspan

    37.5mm Kingspan Kooltherm K118 Insulated Plasterboard (2400x1200mm) - per board

    Looking for a price?

    Add to a quote for our best rate.

  • 70mm Knauf Rocksilk Flexible Slab (1200mm x 600mm) | Insulation Merchant
    ROCKSILK by Knauf Insulation

    70mm Knauf Rocksilk Flexible Slab (1200mm x 600mm)

    Looking for a price?

    Add to a quote for our best rate.

  • Knauf Rocksilk Flexible Slab | Insulation Merchant
    ROCKSILK by Knauf Insulation

    100mm Knauf Rocksilk Flexible Slab (1200mm x 600mm)

    Looking for a price?

    Add to a quote for our best rate.

  • 100mm Ravatherm XPS X 300 SL Extruded Polystyrene (1250x600mm) - | Insulation Merchant
    XPS - SL by Ravago - Ravatherm

    80mm Ravatherm XPS X 300 SL Extruded Polystyrene (1250x600mm) - PACK OF 5

    Looking for a price?

    Add to a quote for our best rate.