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!
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Showing 566 of 566 products
  • Knauf Omnifit Slab 35 | Insulation Merchant
    OMNIFIT by Knauf Insulation

    100mm Knauf Omnifit Slab 35 (600mm wide)

    £53.04 per item
    £12.28 per m²
    inc. VAT
    £44.20 per item
    £10.23 per m²
    ex. VAT
    Save £-53.04
    £53.04 per item
    £12.28 per m²
    inc. VAT
    £0.00 Save £-44.20
    £44.20 per item
    £10.23 per m²
    ex. VAT
  • 100mm Thermafleece Supasoft Insulation (2 x 590mm rolls) - 5.90m² | Insulation Merchant

    5.0

    SUPASOFT by Thermafleece

    100mm Thermafleece Supasoft Insulation (2 x 590mm rolls) - 5.90m²

    £65.41 per item
    £11.09 per m²
    inc. VAT
    £54.51 per item
    £9.24 per m²
    ex. VAT
    Save £-65.41
    £65.41 per item
    £11.09 per m²
    inc. VAT
    £0.00 Save £-54.51
    £54.51 per item
    £9.24 per m²
    ex. VAT
  • SIGA Fentrim® IS 20 (Pre-folded Internal Corner Tape) - All sizes | Insulation Merchant
    Internal Use
    FENTRIM® by SIGA

    SIGA Fentrim® IS 20 (Pre-folded Internal Corner Tape) - All sizes

    From £54.05 per item
    £2.16 per LM (linear metre)
    inc. VAT
    From £45.04 per item
    £1.80 per LM (linear metre)
    ex. VAT
    Save £-54.05
    From £54.05 per item
    £2.16 per LM (linear metre)
    inc. VAT
    £0.00 Save £-45.04
    From £45.04 per item
    £1.80 per LM (linear metre)
    ex. VAT
  • Pro Clima Constivap 2.3 Plus - 1.5m x 50m | Insulation Merchant
    Sale 10%
    CONSTIVAP by Pro Clima

    Pro Clima Constivap 2.3 Plus - 1.5m x 50m

    £152.60 per item
    inc. VAT
    £127.17 per item
    ex. VAT
    £170.28 Save £17.68
    £152.60 per item
    inc. VAT
    £141.90 Save £14.73
    £127.17 per item
    ex. VAT
  • Pro Clima DB+ - 1.35m x 50m | Insulation Merchant
    Sale 11%
    DB+ by Pro Clima

    Pro Clima DB+ - 1.35m x 50m

    £203.90 per item
    £3.02 per m²
    inc. VAT
    £169.92 per item
    £2.52 per m²
    ex. VAT
    £231.36 Save £27.46
    £203.90 per item
    £3.02 per m²
    inc. VAT
    £192.80 Save £22.88
    £169.92 per item
    £2.52 per m²
    ex. VAT
  • SIGA Rissan® 100 VCL & Jointing Airtightness Tape - 100mm x 25m | Insulation Merchant
    RISSAN® by SIGA

    SIGA Rissan® 100 VCL & Jointing Airtightness Tape - 100mm x 25m

    £55.80 per item
    £2.23 per LM (linear metre)
    inc. VAT
    £46.50 per item
    £1.86 per LM (linear metre)
    ex. VAT
    Save £-55.80
    £55.80 per item
    £2.23 per LM (linear metre)
    inc. VAT
    £0.00 Save £-46.50
    £46.50 per item
    £1.86 per LM (linear metre)
    ex. VAT
  • Pro Clima Kaflex Multi - Airtight Cable Grommet (Pack of 10) | Insulation Merchant
    Sale
    KAFLEX by Pro Clima

    Pro Clima Kaflex Multi - Airtight Cable Grommet (Pack of 10)

    £104.90 per item
    £10.49 per ea
    inc. VAT
    £87.42 per item
    £8.74 per ea
    ex. VAT
    £106.20 Save £1.30
    £104.90 per item
    £10.49 per ea
    inc. VAT
    £88.50 Save £1.08
    £87.42 per item
    £8.74 per ea
    ex. VAT
  • SIGA Wigluv® 100 External Adhesive Tape - (100mm x 25m) | Insulation Merchant
    WIGLUV® by SIGA

    SIGA Wigluv® 100 External Adhesive Tape - (100mm x 25m)

    £58.05 per item
    £2.32 per LM (linear metre)
    inc. VAT
    £48.38 per item
    £1.94 per LM (linear metre)
    ex. VAT
    Save £-58.05
    £58.05 per item
    £2.32 per LM (linear metre)
    inc. VAT
    £0.00 Save £-48.38
    £48.38 per item
    £1.94 per LM (linear metre)
    ex. VAT
  • Pro Clima Roflex 30 - Airtight Pipe Grommet (Pack of 10) | Insulation Merchant
    Sale 11%
    ROFLEX by Pro Clima

    Pro Clima Roflex 30 - Airtight Pipe Grommet (Pack of 10)

    £37.74 per item
    £3.77 per ea
    inc. VAT
    £31.45 per item
    £3.15 per ea
    ex. VAT
    £42.84 Save £5.10
    £37.74 per item
    £3.77 per ea
    inc. VAT
    £35.70 Save £4.25
    £31.45 per item
    £3.15 per ea
    ex. VAT
  • 170mm Knauf Loft Roll 44 (Combi-Cut) | Insulation Merchant
    Top Deals
    Free Shipping
    LOFT ROLL by Knauf Insulation

    170mm Knauf Loft Roll 44 (Combi-Cut)

    £48.56 per item
    £6.06 per m²
    inc. VAT
    £40.47 per item
    £5.05 per m²
    ex. VAT
    Save £-48.56
    £48.56 per item
    £6.06 per m²
    inc. VAT
    £0.00 Save £-40.47
    £40.47 per item
    £5.05 per m²
    ex. VAT
  • pro clima | Insulation Merchant
    Sale 83%
    AEROSANA VISCONN FIBRE by Pro Clima

    Pro Clima Aerosanna Visconn Fibre-reinforced Spray/Paintable Airtight Sealant Membrane

    From £14.05 per item
    inc. VAT
    From £11.71 per item
    ex. VAT
    £86.88 Save £72.83
    From £14.05 per item
    inc. VAT
    £72.40 Save £60.69
    From £11.71 per item
    ex. VAT
  • SIGA Majvest® 200 - Breather Membrane (Particularly for Closed Facade) | Insulation Merchant
    MAJVEST® by SIGA

    SIGA Majvest® 200 - Breather Membrane (Particularly for Closed Facade)

    £195.45 per item
    £2.60 per m²
    inc. VAT
    £162.88 per item
    £2.17 per m²
    ex. VAT
    Save £-195.45
    £195.45 per item
    £2.60 per m²
    inc. VAT
    £0.00 Save £-162.88
    £162.88 per item
    £2.17 per m²
    ex. VAT
  • STEICOmulti Renova Membrane - 50m x 1.5m | Insulation Merchant
    Sale 18%
    Spring Savings
    MULTI RENOVA by Steico

    STEICO Multi Renova Membrane - 50m x 1.5m

    £239.90 per item
    £3.19 per m²
    inc. VAT
    £199.92 per item
    £2.67 per m²
    ex. VAT
    £295.42 Save £55.52
    £239.90 per item
    £3.19 per m²
    inc. VAT
    £246.18 Save £46.27
    £199.92 per item
    £2.67 per m²
    ex. VAT
  • 140mm Knauf FrameTherm® Roll 32 (2 x 570mm rolls) - PALLET OF 12 | Insulation Merchant
    Top Deals
    Free Shipping
    570mm
    FRAMETHERM ROLL 32 by Knauf Insulation

    140mm Knauf FrameTherm® Roll 32 (2 x 570mm rolls) - PALLET OF 12

    £863.91 per item
    £22.57 per m²
    inc. VAT
    £719.93 per item
    £18.81 per m²
    ex. VAT
    Save £-863.91
    £863.91 per item
    £22.57 per m²
    inc. VAT
    £0.00 Save £-719.93
    £719.93 per item
    £18.81 per m²
    ex. VAT
  • 100mm PIR Insulation Board - 1200mm x 2400mm | Insulation Merchant
    ULTIMATE by Insulation Merchant

    100mm PIR Insulation Board - 1200mm x 2400mm

    Looking for a price?

    Add to a quote for our best rate.

  • Pro Clima Extoseal Encors - 200mm x 20m | Insulation Merchant
    Sale
    EXTOSEAL by Pro Clima

    Pro Clima Extoseal Encors - 200mm x 20m

    £184.40 per item
    inc. VAT
    £153.67 per item
    ex. VAT
    £189.48 Save £5.08
    £184.40 per item
    inc. VAT
    £157.90 Save £4.23
    £153.67 per item
    ex. VAT
  • 140mm Knauf FrameTherm® Roll 35 (3 x 380mm rolls) (4.45m²) | Insulation Merchant
    Top Deals
    Free Shipping
    380mm
    FRAMETHERM ROLL 35 by Knauf Insulation

    140mm Knauf FrameTherm® Roll 35 (3 x 380mm rolls) (4.45m²)

    £71.15 per item
    £15.99 per m²
    inc. VAT
    £59.29 per item
    £13.32 per m²
    ex. VAT
    Save £-71.15
    £71.15 per item
    £15.99 per m²
    inc. VAT
    £0.00 Save £-59.29
    £59.29 per item
    £13.32 per m²
    ex. VAT
  • 100mm Thermafleece CosyWool Sheep Wool (2 x 570mm rolls) | Insulation Merchant
    COSYWOOL by Thermafleece

    25mm Thermafleece CosyWool Sheep Wool (1 x 370mm roll)

    £25.20 per item
    £5.68 per m²
    inc. VAT
    £21.00 per item
    £4.73 per m²
    ex. VAT
    £22.50 Save £-2.70
    £25.20 per item
    £5.68 per m²
    inc. VAT
    £18.75 Save £-2.25
    £21.00 per item
    £4.73 per m²
    ex. VAT
  • Pro Clima Roflex Solido 100 - Airtight Pipe Grommet (Pack of 6) | Insulation Merchant
    ROFLEX SOLIDO by Pro Clima

    Pro Clima Roflex Solido 100 - Airtight Pipe Grommet (Pack of 6)

    £38.65 per item
    £6.44 per ea
    inc. VAT
    £32.21 per item
    £5.37 per ea
    ex. VAT
    Save £-38.65
    £38.65 per item
    £6.44 per ea
    inc. VAT
    £0.00 Save £-32.21
    £32.21 per item
    £5.37 per ea
    ex. VAT
  • Pro Clima Contega Fiden Exo (Expansion Joint Tape) - Joint 3-6mm - Roll 12mm x 8m | Insulation Merchant
    Sale 11%
    CONTEGA FIDEN EXO by Pro Clima

    Pro Clima Contega Fiden Exo (Expansion Joint Tape) - Joint 3-6mm - Roll 12mm x 8m

    £5.00 per item
    inc. VAT
    £4.17 per item
    ex. VAT
    £5.64 Save £0.64
    £5.00 per item
    inc. VAT
    £4.70 Save £0.53
    £4.17 per item
    ex. VAT