Walls

Wall insulation creates a barrier against heat loss while minimising unwanted noise, keeping your home warm and sound-protected while potentially reducing energy costs. 

Not only does it block out the chill, but it also keeps the heat in, ensuring your home remains at a comfortable temperature throughout the entire year.

Our wall insulation range can be used for all types of projects including EWI, IWI, cavity wall and timber studs. It also caters to solid, brick walls. 

Send us a quote today and our team will get back to you with a competitive price.

Walls

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Showing 566 of 566 products
  • 100mm Thermafleece CosyWool Sheep Wool (2 x 570mm rolls) | Insulation Merchant

    5.0

    COSYWOOL ROLL by Thermafleece

    Thermafleece CosyWool Sheep Wool Roll Insulation - 400 & 300mm

    £97.58 per item
    £12.51 per m²
    Save £-97.58
    £97.58 per item
    £12.51 per m²
  • 100mm Thermafleece CosyWool Sheep Wool (2 x 570mm rolls) | Insulation Merchant
    COSYWOOL by Thermafleece

    25mm Thermafleece CosyWool Sheep Wool (1 x 570mm roll)

    £32.34 per item
    £4.73 per m²
    £28.88 Save £-3.46
    £32.34 per item
    £4.73 per m²
  • SIGA Corvum® 12/48 Pre-folded Corner Adhesive Tape (60mm x 25m) | Insulation Merchant
    CORVUM® by SIGA

    SIGA Corvum® 12/48 Pre-folded Corner Adhesive Tape (60mm x 25m)

    £41.04 per item
    £1.64 per LM (linear metre)
    Save £-41.04
    £41.04 per item
    £1.64 per LM (linear metre)
  • SIGA Corvum® 30/30 - Pre-folded Corner Adhesive Tape (60mm x 25m) | Insulation Merchant
    CORVUM® by SIGA

    SIGA Corvum® 30/30 - Pre-folded Corner Adhesive Tape (60mm x 25m)

    £41.04 per item
    £1.64 per LM (linear metre)
    Save £-41.04
    £41.04 per item
    £1.64 per LM (linear metre)
  • Pro Clima Solitex Plus Connect - Vapour Permeable Membrane + Pre-applied Tape (1.5m x 50m 75m²) | Insulation Merchant
    Sale

    5.0

    SOLITEX PLUS by Pro Clima

    Pro Clima Solitex Plus Connect - Vapour Permeable Membrane + Pre-applied Tape (1.5m x 50m 75m²)

    £281.92 per item
    £3.75 per m²
    £286.80 Save £4.88
    £281.92 per item
    £3.75 per m²
  • 150mm Knauf Omnifit Slab 35 (600mm wide) | Insulation Merchant
    OMNIFIT by Knauf Insulation

    150mm Knauf Omnifit Slab 35 (600mm wide)

    £45.94 per item
    £15.95 per m²
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    £45.94 per item
    £15.95 per m²
  • FERMACELL by Fermacell

    Fermacell Fine Surface Treatment (10l tub) - 79002

    £34.92 per item
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    £34.92 per item
  • 25mm Expanded Polystyrene EPS 70 (1200 x 600 mm) [Pack of 12] | Insulation Merchant
    EXPANDED POLYSTYRENE by Insulation Merchant

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

    £30.75 per item
    £42.71 per m²
    Save £-30.75
    £30.75 per item
    £42.71 per m²
  • Pro Clima Extoseal Encors - 150mm x 20m | Insulation Merchant
    Sale
    EXTOSEAL by Pro Clima

    Pro Clima Extoseal Encors - 150mm x 20m

    £113.75 per item
    £116.90 Save £3.15
    £113.75 per item
  • DuPont™ AirGuard® Reflective - Vapour Control Layer - 1.5m x 50m | Insulation Merchant
    AIRGUARD® by DuPont - Performance Building Solutions

    DuPont™ AirGuard® Reflective - Vapour Control Layer - 1.5m x 50m

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  • 100mm Unilin (Xtratherm) CavityTherm CT/PIR Full Fill Cavity Board - per board | Insulation Merchant
    Sale 14%
    CAVITYTHERM by Unilin

    100mm Unilin (Xtratherm) CavityTherm CT/PIR Full Fill Cavity Board - per board

    £24.92 per item
    £46.15 per m²
    £29.08 Save £4.16
    £24.92 per item
    £46.15 per m²
  • SIGA Majcoat® 350 Diffusion-open Breathable Roof Membrane | Insulation Merchant
    Bat Friendly
    MAJCOAT® by SIGA

    SIGA Majcoat® 350 Diffusion-open Breathable "Bat-Safe" Roof Membrane

    £457.88 per item
    £9.14 per m²
    Save £-457.88
    £457.88 per item
    £9.14 per m²
  • Pro Clima Roflex 200 - Airtight Pipe Grommet (Pack of 10) | Insulation Merchant
    Sale
    ROFLEX by Pro Clima

    Pro Clima Roflex 200 - Airtight Pipe Grommet (Pack of 10)

    £68.25 per item
    £6.82 per ea
    £69.10 Save £0.85
    £68.25 per item
    £6.82 per ea
  • Pro Clima Tescon Profect 50 (Pre-folded Corner Tape) - 30m x 50mm (12/38mm Split) | Insulation Merchant
    Sale
    TESCON by Pro Clima

    Pro Clima Tescon Profect 50 (Pre-folded Corner Tape) - 30m x 50mm (12/38mm Split)

    £44.08 per item
    £1.46 per LM (linear metre)
    £44.70 Save £0.62
    £44.08 per item
    £1.46 per LM (linear metre)
  • 40mm PIR Insulation Board | Insulation Merchant
    ULTIMATE by Insulation Merchant

    40mm PIR Insulation Board

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  • 200mm Knauf Loft Roll 44 (Combi-Cut) - PALLET OF 12 | Insulation Merchant
    Top Deals
    Free Shipping
    LOFT ROLL by Knauf Insulation

    200mm Knauf Loft Roll 44 (Combi-Cut) - PALLET OF 12

    £385.05 per item
    £4.69 per m²
    Save £-385.05
    £385.05 per item
    £4.69 per m²
  • 15mm Unilin (Xtratherm) Thin-R PIR Board - per board | Insulation Merchant
    THIN-R PIR BOARD by Unilin

    15mm Unilin (Xtratherm) Thin-R PIR Board - per board

    £19.14 per item
    £6.65 per m²
    Save £-19.14
    £19.14 per item
    £6.65 per m²
  • Pro Clima Roflex 50 - Airtight Pipe Grommet (Pack of 10) | Insulation Merchant
    Sale 5%
    ROFLEX by Pro Clima

    Pro Clima Roflex 50 - Airtight Pipe Grommet (Pack of 10)

    £33.83 per item
    £3.38 per ea
    £35.70 Save £1.87
    £33.83 per item
    £3.38 per ea
  • 50mm PIR Insulation Board | Insulation Merchant
    PIR BOARD by Insulation Merchant

    50mm PIR Insulation Board

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    Add to a quote for our best rate.

  • YBS Breather-Foil - 50m x 1.35m | Insulation Merchant

    5.0

    BREATHER-FOIL by YBS Insulation

    YBS Breather-Foil - 50m x 1.35m

    £199.92 per item
    £2.96 per m²
    Save £-199.92
    £199.92 per item
    £2.96 per m²