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

Spring Savings

Spring into action with a variety of deals and savings this season! Shop the deals now!
Clear all filters

Showing 566 of 566 products

Sort by:
Brand Reset
Sub-Brand Reset
Product type Reset
Thickness Reset
Thermal Conductivity (Product) Reset
Thermal Conductivity (Variant) Reset
Price Reset
Price: 0 – £2,456.90
Filter and sort

Filter and sort

Showing 566 of 566 products

Brand
Clear
Sub-Brand
Clear
Product type
Clear
Thickness
Clear
Thermal Conductivity (Product)
Clear
Thermal Conductivity (Variant)
Clear
Price

Up to £2,456.90

Clear
Clear all filters
Clear all filters
Showing 566 of 566 products
  • 140mm Knauf FrameTherm® Roll 32 (3 x 380mm rolls) (3.19m²) | Insulation Merchant
    Top Deals
    Free Shipping
    380mm

    5.0

    FRAMETHERM ROLL 32 by Knauf Insulation

    140mm Knauf FrameTherm® Roll 32 (3 x 380mm rolls) (3.19m²)

    £74.79 per item
    £23.45 per m²
    Save £-74.79
    £74.79 per item
    £23.45 per m²
  • Pro Clima Orcon F - Flexible airtight solid acrylic sealant (600ml) | Insulation Merchant
    Sale 4%
    ORCON F by Pro Clima

    Pro Clima Orcon F - Flexible airtight solid acrylic sealant (600ml)

    £11.04 per item
    £0.01 per ml
    £11.60 Save £0.56
    £11.04 per item
    £0.01 per ml
  • SIGA Majpell® 5 Vapour Control Layer - 1.5 x 50m (75m²) | Insulation Merchant
    MAJPELL® by SIGA

    SIGA Majpell® 5 Vapour Control Layer - 1.5 x 50m (75m²)

    £194.75 per item
    £2.59 per m²
    Save £-194.75
    £194.75 per item
    £2.59 per m²
  • 30mm SecilVit Cork Board | Insulation Merchant
    by SecilVit

    SecilVit Cork Board

    From £11.64 per item
    £23.28 per m²
    Save £-11.64
    From £11.64 per item
    £23.28 per m²
  • 140mm Thermafleece CosyWool Sheep Wool (2 x 570mm rolls) | Insulation Merchant
    COSYWOOL by Thermafleece

    140mm Thermafleece CosyWool Sheep Wool (2 x 570mm rolls)

    £91.93 per item
    £17.54 per m²
    Save £-91.93
    £91.93 per item
    £17.54 per m²
  • 90mm Knauf FrameTherm® Roll 35 (3 x 380mm rolls) (6.84m²) | Insulation Merchant
    Top Deals
    Free Shipping
    380mm
    FRAMETHERM ROLL 35 by Knauf Insulation

    90mm Knauf FrameTherm® Roll 35 (3 x 380mm rolls) (6.84m²)

    £54.22 per item
    £7.93 per m²
    Save £-54.22
    £54.22 per item
    £7.93 per m²
  • Pro Clima Kaflex Duo - Airtight Cable Grommet (Pack of 15) | Insulation Merchant
    Sale 5%
    KAFLEX by Pro Clima

    Pro Clima Kaflex Duo - Airtight Cable Grommet (Pack of 15)

    £36.25 per item
    £2.41 per ea
    £38.20 Save £1.95
    £36.25 per item
    £2.41 per ea
  • Pro Clima Contega Solido EXO100 (External Single-sIded Corner Adhesive Tape) - 30m x 100mm | Insulation Merchant
    Sale
    CONTEGA SOLIDO EXO by Pro Clima

    Pro Clima Contega Solido EXO100 (External Single-sided Corner Adhesive Tape) - 30m x 100mm

    £50.33 per item
    £51.70 Save £1.37
    £50.33 per item
  • Pro Clima Solitex Fronta Quattro - Open Facade Membrane (1.5m x 50m) | Insulation Merchant
    Sale
    SOLITEX by Pro Clima

    Pro Clima Solitex Fronta Quattro - Open Facade Membrane (1.5m x 50m)

    £304.67 per item
    £4.06 per m²
    £306.80 Save £2.13
    £304.67 per item
    £4.06 per m²
  • 150mm Knauf Loft Roll 40 (Combi-Cut) | Insulation Merchant
    Top Deals
    Free Shipping
    LOFT ROLL by Knauf Insulation

    150mm Knauf Loft Roll 40 (Combi-Cut)

    £50.68 per item
    £5.91 per m²
    Save £-50.68
    £50.68 per item
    £5.91 per m²
  • STEICO Multi Tape F - 25m x 60mm | Insulation Merchant
    MULTI TAPE F by Steico

    STEICO Multi Tape F - 25m x 60mm

    £24.31 per item
    £0.97 per LM (linear metre)
    Save £-24.31
    £24.31 per item
    £0.97 per LM (linear metre)
  • SIGA Fentrim® grommet (White) - Internal Airtight Cable & Pipe Sealing | Insulation Merchant
    FENTRIM® by SIGA

    SIGA Fentrim® grommet (White) - Internal Airtight Cable & Pipe Sealing

    From £3.58 per item
    Save £-3.58
    From £3.58 per item
  • 50mm Knauf Omnifit Slab 35 (600mm wide) | Insulation Merchant
    OMNIFIT by Knauf Insulation

    50mm Knauf Omnifit Slab 35 (600mm wide)

    £45.78 per item
    £5.30 per m²
    Save £-45.78
    £45.78 per item
    £5.30 per m²
  • 200mm Knauf Loft Roll 44 (Combi-Cut) - 1140mm x 5.2m | Insulation Merchant
    Top Deals
    Free Shipping
    LOFT ROLL by Knauf Insulation

    200mm Knauf Loft Roll 44 (Combi-Cut) - 1140mm x 6.0m

    £40.65 per item
    £5.94 per m²
    Save £-40.65
    £40.65 per item
    £5.94 per m²
  • Rockwool RWA45 Acoustic Thermal Insulation Slabs
    RWA45 by ROCKWOOL®

    Rockwool RWA45 Acoustic Thermal Insulation Slabs

    From £26.06 per item
    £2.26 per m²
    Save £-26.06
    From £26.06 per item
    £2.26 per m²
  • SOUDAL Soudatight LQ Paint On Airtight Membrane (Black) - 4.5kg | Insulation Merchant
    Spring Savings
    SOUDATIGHT by SOUDAL

    SOUDAL Soudatight LQ Paint On Fibre-reinforced Airtight Membrane (Black) - 4.5kg

    £33.31 per item
    £7.40 per kg
    £30.45 Save £-2.86
    £33.31 per item
    £7.40 per kg
  • Pro Clima Roflex 100 - Airtight Pipe Grommet (Pack of 10) | Insulation Merchant
    Sale
    ROFLEX by Pro Clima

    Pro Clima Roflex 100 - Airtight Pipe Grommet (Pack of 10)

    £40.75 per item
    £4.07 per ea
    £42.00 Save £1.25
    £40.75 per item
    £4.07 per ea
  • SIGA Fentrim® grommet (Black) - External Airtight Cable & Pipe Sealing | Insulation Merchant
    FENTRIM® by SIGA

    SIGA Fentrim® grommet (Black) - External Airtight Cable & Pipe Sealing

    From £3.58 per item
    Save £-3.58
    From £3.58 per item
  • ENVIROGRAF CV30/15 Flexible Strip Cavity Barrier (with brackets) - 2m x 30mm x 15mm (100-120mm Gap) | Insulation Merchant
    Spring Savings
    Free Shipping
    CV by Envirograf

    ENVIROGRAF CV30/15 Flexible Strip Cavity Barrier (with brackets) - 2m x 30mm x 15mm (100-120mm Gap)

    £39.42 per item
    £19.71 per LM (linear metre)
    £37.90 Save £-1.52
    £39.42 per item
    £19.71 per LM (linear metre)
  • STEICOmulti Membra 5 Vapour Control Layer - 50m x 1.5m | Insulation Merchant
    MULTI MEMBRA 5 by Steico

    STEICOmulti Membra 5 Vapour Control Layer - 50m x 1.5m

    £160.32 per item
    £2.13 per m²
    Save £-160.32
    £160.32 per item
    £2.13 per m²