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Wall Insulation

Wall Insulation

Wall / EWI Insulation - Competitive Trade Pricing with quantity discounts. Online supplier of internal wall insulation, external wall insulation, partition wall, steel and timber frame, solid wall, masonry wall and party wall.

About

If you are like most people, you probably don’t think much about your walls. You put them up, they keep you warm in the winter and cool in the summer, and that’s about it. But what if you could improve your home’s thermal performance by up to 33%? And what if you could do it without having to replace any of your walls?

Have a browse of our stock and filter by thickness or coverage on the left-hand side of the page. If you’d like to talk through the suitability of some products for your project, or get a quantity discount quotation please call us on 02039519012 , email sales@insulationstoreonline.co.uk or Live Chat - Lowest UK Prices.

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£ 3.51
£ 496.62
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16 products
newest
40mm Celotex CW4000 Cavity PIR Cavity Insulation Board ( Pack of 14 ) - image
40mm Celotex CW4000 Cavity PIR Cavity Insulation Board ( Pack of 14 )
PIR insulation board Pack Length: 16800mmPack Width: 6300mmPack coverage: 7.56m2Thickness: 40mmQuantity: Pack Of 14
Last known price: £81.55
£ 97.86 Inc VAT
40mm White Polystyrene EPS for External Wall Insulation ( Pack of 15 )
Expanded Polystyrene (EPS) board Pack Length: 15000mmPack Width: 75000mmPack coverage: 7.5m2Thickness: 40mmQuantity: Pack Of 15Grade: 75kPa
Last known price: £32.11
£ 38.53 Inc VAT
40mm Grey Polystyrene EPS for External Wall Insulation ( Pack of 15 )
Expanded Polystyrene (EPS) board Pack Length: 15000mmPack Width: 7500mmPack coverage: 7.5m2Thickness: 40mmQuantity: Pack Of 15Grade: 70 (kPa)
Last known price: £35.29
£ 42.35 Inc VAT
40mm Stylite Plustherm Grey EPS 70 Insulation Board ( 1 sheet )
Expanded Polystyrene (EPS Insulation) Pack Length: 1200mmPack Width: 600mmPack coverage: 0.72m2Thickness: 40mmQuantity: 1 SheetGrade: 70 (kPa)
£ 3.51
£ 4.21 Inc VAT
40mm Rockwool RockLap Pipe Insulation ( 60mm Outer diameter ) - image
40mm Rockwool RockLap Pipe Insulation ( 60mm Outer diameter )
Pre-formed stone wool insulation sections Pack Length: 1000mmThickness: 40mmQuantity: 1 SheetOuter diameter: 60mm
Last known price: £6.53
£ 7.84 Inc VAT
40mm Rockwool RW3 Acoustic Insulation Slab ( Pack of 10 )
stone wool insulation slab Pack Length: 12000mmPack Width: 6000mmPack coverage: 7.20m2Thickness: 40mmQuantity: Pack Of 10
Last known price: £46.55
£ 55.86 Inc VAT
40mm Knauf Insulation Rocksilk RS140 Building Slab ( Pack of 5 )
Rock Mineral Wool Slabs Pack Length: 6000mmPack Width: 3000mmPack coverage: 3.60m2Thickness: 40mmQuantity: Pack Of 5
£ 43.41
£ 52.09 Inc VAT
40mm Knauf Insulation Rocksilk RS100 Building Slab ( Pack of 7 )
Rock Mineral Wool Slabs Pack Length: 8400mmPack Width: 4200mmPack coverage: 5.04m2Thickness: 40mmQuantity: Pack Of 7
£ 43.41
£ 52.09 Inc VAT
40mm Knauf Insulation Rocksilk RS60 Building Slab ( Pack of 12 )
Rock Mineral Wool Slabs Pack Length: 14400mmPack Width: 7200mmPack coverage: 8.64m2Thickness: 40mmQuantity: Pack Of 12
£ 43.41
£ 52.09 Inc VAT
40mm Knauf Insulation Rocksilk RS45 Building Slab ( Pack of 12 )
Rock Mineral Wool Slabs Pack Length: 14400mmPack Width: 7200mmPack coverage: 8.64m2Thickness: 40mmQuantity: Pack Of 12
£ 43.41
£ 52.09 Inc VAT
40mm Unilin Safe-R SR/PR Phenolic Roof Insulation Board ( Pack of 7 ) - image
40mm Unilin Safe-R SR/PR Phenolic Roof Insulation Board ( Pack of 7 )
Phenolic Insulation Pack Length: 16800mmPack Width: 8400mmPack coverage: 20.16m2Thickness: 40mmQuantity: Pack Of 7
Last known price: £241.11
£ 289.33 Inc VAT
40mm Unilin Xtroliner XO/PR Pitched Roof Insulation Board ( Pack of 7 ) - image
40mm Unilin Xtroliner XO/PR Pitched Roof Insulation Board ( Pack of 7 )
Pitched Roof Insulation Pack Length: 16800mmPack Width: 8400mmPack coverage: 20.16m2Thickness: 40mmQuantity: Pack Of 7
Last known price: £390.22
£ 468.26 Inc VAT
40mm Unilin Thin-R XT/TF Timber Framed Walls - image
40mm Unilin Thin-R XT/TF Timber Framed Walls
PIR Insulation Board Pack Length: 2400mmPack Width: 1200mmPack coverage: 2.88m2Thickness: 40mmQuantity: 1 Sheet
Last known price: £25.41
£ 30.49 Inc VAT
40mm Unilin Thin-R XT/CW Partial Fill Cavity Insulation ( T&G - Pack of 9 ) - image
40mm Unilin Thin-R XT/CW Partial Fill Cavity Insulation ( T&G - Pack of 9 )
Partial Fill Cavity Board Pack Length: 10800mmPack Width: 4050mmPack coverage: 4.86m2Thickness: 40mmQuantity: Pack Of 9
Last known price: £61.25
£ 73.50 Inc VAT
40mm Kingspan Kooltherm K108 Phenolic Cavity Board ( Pack of 12 ) - image
40mm Kingspan Kooltherm K108 Phenolic Cavity Board ( Pack of 12 )
Cavity insulation board Pack Length: 14400mmPack Width: 5400mmPack coverage: 6.48m2Thickness: 40mmQuantity: Pack Of 12
Last known price: £139.44
£ 167.33 Inc VAT
40mm Kingspan Kooltherm K107 Pitched Roof Board ( Pack of 8 ) - image
40mm Kingspan Kooltherm K107 Pitched Roof Board ( Pack of 8 )
Pitched roof insulation board Pack Length: 19200mmPack Width: 9600mmPack coverage: 23.04m2Thickness: 40mmQuantity: 8 Sheets
£ 496.62
£ 595.94 Inc VAT
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