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Internal Wall Insulation

Competitive Trade Pricing with quantity discounts. Online supplier of Internal Wall Insulation solutions from top UK brands like Kingspan Internal Wall Insulation, Knauf Internal Wall Insulation, Celotex Internal Wall Insulation, Xtratherm Internal Wall Insulation, Rockwool, Recticel, Isover and much more.

About

The insulation of the walls has a significant impact on the energy efficiency of the building. It is one of the most important investments that can be done to reduce energy costs. The Internal wall insulation can be used in both commercial and residential properties to improve indoor comfort.

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 Insulation Boards 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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Internal Wall Insulation - image
7 products
newest
140mm Knauf Rocksilk Flexible Insulation Slab Multi-purpose ( Pack of 3 ) - image
140mm Knauf Rocksilk Flexible Insulation Slab Multi-purpose ( Pack of 3 )
Rock Mineral Wool Slabs Pack Length: 3600mmPack Width: 1800mmPack coverage: 2.16m2Thickness: 140mmQuantity: Pack Of 3
Last known price: £37.85
£ 45.42 Inc VAT
100mm Knauf Rocksilk Flexible Insulation Slab Multi-purpose ( Pack of 6 ) - image
100mm Knauf Rocksilk Flexible Insulation Slab Multi-purpose ( Pack of 6 )
Rock Mineral Wool Slabs Pack Length: 7200mmPack Width: 3600mmPack coverage: 4.32m2Thickness: 100mmQuantity: Pack Of 6
Last known price: £49.90
£ 59.88 Inc VAT
90mm Knauf Rocksilk Flexible Insulation Slab Multi-purpose ( Pack of 6 ) - image
90mm Knauf Rocksilk Flexible Insulation Slab Multi-purpose ( Pack of 6 )
Rock Mineral Wool Slabs Pack Length: 7200mmPack Width: 3600mmPack coverage: 4.32m2Thickness: 90mmQuantity: Pack Of 6
Last known price: £47.10
£ 56.52 Inc VAT
70mm Knauf Rocksilk Flexible Insulation Slab Multi-purpose ( Pack of 8 ) - image
70mm Knauf Rocksilk Flexible Insulation Slab Multi-purpose ( Pack of 8 )
Rock Mineral Wool Slabs Pack Length: 9600mmPack Width: 4800mmPack coverage: 5.76m2Thickness: 70mmQuantity: Pack Of 8
Last known price: £50.74
£ 60.89 Inc VAT
60mm Knauf Rocksilk Flexible Insulation Slab Multi-purpose ( Pack of 10 ) - image
60mm Knauf Rocksilk Flexible Insulation Slab Multi-purpose ( Pack of 10 )
Rock Mineral Wool Slabs Pack Length: 12000mmPack Width: 6000mmPack coverage: 7.2m2Thickness: 60mmQuantity: Pack Of 10
Last known price: £54.69
£ 65.63 Inc VAT
50mm Knauf Rocksilk Flexible Insulation Slab Multi-purpose ( Pack of 12 ) - image
50mm Knauf Rocksilk Flexible Insulation Slab Multi-purpose ( Pack of 12 )
Rock Mineral Wool Slabs Pack Length: 14400mmPack Width: 7200mmPack coverage: 8.64m2Thickness: 50mmQuantity: Pack Of 12
Last known price: £52.44
£ 62.93 Inc VAT
40mm Knauf Rocksilk Flexible Insulation Slab Multi-purpose ( Pack of 14 ) - image
40mm Knauf Rocksilk Flexible Insulation Slab Multi-purpose ( Pack of 14 )
Rock Mineral Wool Slabs Pack Length: 16800mmPack Width: 8400mmPack coverage: 10.08m2Thickness: 40mmQuantity: Pack Of 14
Last known price: £49.55
£ 59.46 Inc VAT
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