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
  • Pro Clima Roflex 20 - Airtight Pipe Grommet (Pack of 15) | Insulation Merchant
    Sale 12%
    ROFLEX by Pro Clima

    Pro Clima Roflex 20 - Airtight Pipe Grommet (Pack of 15)

    £44.50 per item
    £2.96 per ea
    inc. VAT
    £37.08 per item
    £2.47 per ea
    ex. VAT
    £50.76 Save £6.26
    £44.50 per item
    £2.96 per ea
    inc. VAT
    £42.30 Save £5.22
    £37.08 per item
    £2.47 per ea
    ex. VAT
  • Pro Clima Tescon Naideck - Sealing Adhesive Tape (50mm x 20m) | Insulation Merchant
    Sale 4%
    TESCON by Pro Clima

    Pro Clima Tescon Naideck - Sealing Adhesive Tape (50mm x 20m)

    £21.97 per item
    inc. VAT
    £18.31 per item
    ex. VAT
    £22.97 Save £1.00
    £21.97 per item
    inc. VAT
    £19.14 Save £0.83
    £18.31 per item
    ex. VAT
  • 140mm Knauf FrameTherm® Roll 40 (2 x 570mm rolls) (9.14m²) | Insulation Merchant
    Top Deals
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    570mm

    5.0

    FRAMETHERM ROLL 40 by Knauf Insulation

    140mm Knauf FrameTherm® Roll 40 (2 x 570mm rolls) (9.14m²)

    £60.82 per item
    £6.65 per m²
    inc. VAT
    £50.68 per item
    £5.55 per m²
    ex. VAT
    Save £-60.82
    £60.82 per item
    £6.65 per m²
    inc. VAT
    £0.00 Save £-50.68
    £50.68 per item
    £5.55 per m²
    ex. VAT
  • 90mm Knauf FrameTherm® Roll 40 (2 x 570mm rolls) (14.25m²) | Insulation Merchant
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    570mm

    5.0

    FRAMETHERM ROLL 40 by Knauf Insulation

    90mm Knauf FrameTherm® Roll 40 (2 x 570mm rolls) (14.25m²)

    £66.97 per item
    £4.70 per m²
    inc. VAT
    £55.81 per item
    £3.92 per m²
    ex. VAT
    Save £-66.97
    £66.97 per item
    £4.70 per m²
    inc. VAT
    £0.00 Save £-55.81
    £55.81 per item
    £3.92 per m²
    ex. VAT
  • Pro Clima Compego Tape | Insulation Merchant
    Sale 9%
    COMPEGO by Pro Clima

    Pro Clima Compego Tape

    From £19.90 per item
    inc. VAT
    From £16.58 per item
    ex. VAT
    £21.96 Save £2.06
    From £19.90 per item
    inc. VAT
    £18.30 Save £1.72
    From £16.58 per item
    ex. VAT
  • Knauf Loft Roll 40 | Insulation Merchant
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    LOFT ROLL by Knauf Insulation

    100mm Knauf Loft Roll 40 (Combi-Cut)

    £59.30 per item
    £4.62 per m²
    inc. VAT
    £49.42 per item
    £3.85 per m²
    ex. VAT
    Save £-59.30
    £59.30 per item
    £4.62 per m²
    inc. VAT
    £0.00 Save £-49.42
    £49.42 per item
    £3.85 per m²
    ex. VAT
  • Pro Clima Kaflex Mono - Airtight Cable Grommet (Pack of 15) | Insulation Merchant
    Sale
    KAFLEX by Pro Clima

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

    £45.60 per item
    inc. VAT
    £38.00 per item
    ex. VAT
    £45.84 Save £0.24
    £45.60 per item
    inc. VAT
    £38.20 Save £0.20
    £38.00 per item
    ex. VAT
  • Protect BarriAir Vapour Control Layer with Integrated Tape - 1.5 x 50m | Insulation Merchant
    Sale 11%
    Top Deals
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    BARRIAIR by Protect Membranes

    Protect BarriAir Vapour Control Layer with Integrated Tape - 1.5 x 50m

    £119.90 per item
    £1.59 per m²
    inc. VAT
    £99.92 per item
    £1.33 per m²
    ex. VAT
    £135.00 Save £15.10
    £119.90 per item
    £1.59 per m²
    inc. VAT
    £112.50 Save £12.58
    £99.92 per item
    £1.33 per m²
    ex. VAT
  • Knauf Loft Roll 44 | Insulation Merchant
    Top Deals
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    5.0

    LOFT ROLL by Knauf Insulation

    100mm Knauf Loft Roll 44 (Combi-Cut)

    £49.64 per item
    £3.57 per m²
    inc. VAT
    £41.37 per item
    £2.98 per m²
    ex. VAT
    Save £-49.64
    £49.64 per item
    £3.57 per m²
    inc. VAT
    £0.00 Save £-41.37
    £41.37 per item
    £2.98 per m²
    ex. VAT
  • Pro Clima Aerosanna Visconn Spray/Paintable Airtight Sealant Membrane
    Sale 14%
    AEROSANA VISCONN by Pro Clima

    Pro Clima Aerosanna Visconn Spray/Paintable Airtight Sealant Membrane

    From £10.40 per item
    inc. VAT
    From £8.67 per item
    ex. VAT
    £12.12 Save £1.72
    From £10.40 per item
    inc. VAT
    £10.10 Save £1.43
    From £8.67 per item
    ex. VAT
  • 75mm Thermafleece CosyWool Sheep Wool (2 x 570mm rolls) | Insulation Merchant

    5.0

    COSYWOOL by Thermafleece

    75mm Thermafleece CosyWool Sheep Wool (2 x 570mm rolls)

    £109.09 per item
    £11.26 per m²
    inc. VAT
    £90.91 per item
    £9.38 per m²
    ex. VAT
    Save £-109.09
    £109.09 per item
    £11.26 per m²
    inc. VAT
    £0.00 Save £-90.91
    £90.91 per item
    £9.38 per m²
    ex. VAT
  • 140mm Thermafleece CosyWool Sheep Wool (3 x 370mm rolls) | Insulation Merchant

    5.0

    COSYWOOL by Thermafleece

    140mm Thermafleece CosyWool Sheep Wool (3 x 370mm rolls)

    £107.63 per item
    £21.06 per m²
    inc. VAT
    £89.69 per item
    £17.55 per m²
    ex. VAT
    Save £-107.63
    £107.63 per item
    £21.06 per m²
    inc. VAT
    £0.00 Save £-89.69
    £89.69 per item
    £17.55 per m²
    ex. VAT
  • SIGA Majcoat® 200 SOB Diffusion Open Roof Breather Membrane - 1.5m x 50m | Insulation Merchant
    MAJCOAT® by SIGA

    SIGA Majcoat® 200 SOB Diffusion Open Roof Breather Membrane - 1.5m x 50m

    £317.65 per item
    £4.23 per m²
    inc. VAT
    £264.71 per item
    £3.53 per m²
    ex. VAT
    Save £-317.65
    £317.65 per item
    £4.23 per m²
    inc. VAT
    £0.00 Save £-264.71
    £264.71 per item
    £3.53 per m²
    ex. VAT
  • Pro Clima Extoseal Encors - 100mm x 20m | Insulation Merchant
    Sale
    EXTOSEAL by Pro Clima

    Pro Clima Extoseal Encors - 100mm x 20m

    £92.30 per item
    £4.61 per LM (linear metre)
    inc. VAT
    £76.92 per item
    £3.85 per LM (linear metre)
    ex. VAT
    £94.80 Save £2.50
    £92.30 per item
    £4.61 per LM (linear metre)
    inc. VAT
    £79.00 Save £2.08
    £76.92 per item
    £3.85 per LM (linear metre)
    ex. VAT
  • 150mm Knauf Loft Roll 44 (Combi-Cut) | Insulation Merchant
    Top Deals
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    LOFT ROLL by Knauf Insulation

    150mm Knauf Loft Roll 44 (Combi-Cut)

    £48.23 per item
    £5.25 per m²
    inc. VAT
    £40.19 per item
    £4.38 per m²
    ex. VAT
    Save £-48.23
    £48.23 per item
    £5.25 per m²
    inc. VAT
    £0.00 Save £-40.19
    £40.19 per item
    £4.38 per m²
    ex. VAT
  • SIGA Majrex® 200 (1-directional) Airtight Humidity Vapour Control Layer - 1.5 x 50m (75m²) | Insulation Merchant
    MAJREX® by SIGA

    SIGA Majrex® 200 (1-directional) Airtight Humidity Vapour Control Layer - 1.5 x 50m (75m²)

    £380.90 per item
    £5.07 per m²
    inc. VAT
    £317.42 per item
    £4.23 per m²
    ex. VAT
    Save £-380.90
    £380.90 per item
    £5.07 per m²
    inc. VAT
    £0.00 Save £-317.42
    £317.42 per item
    £4.23 per m²
    ex. VAT
  • STEICOmulti UDB Membrane - 50m x 1.5m | Insulation Merchant
    MULTI UDB by Steico

    STEICO Multi UDB Membrane - 50m x 1.5m

    £254.00 per item
    £3.38 per m²
    inc. VAT
    £211.67 per item
    £2.82 per m²
    ex. VAT
    Save £-254.00
    £254.00 per item
    £3.38 per m²
    inc. VAT
    £0.00 Save £-211.67
    £211.67 per item
    £2.82 per m²
    ex. VAT
  • Fermacell Greenline Jointstik Adhesive (310ml Cartridge) | Insulation Merchant
    FERMACELL by Fermacell

    Fermacell Greenline Jointstik Adhesive (310ml Cartridge)

    £12.49 per item
    inc. VAT
    £10.41 per item
    ex. VAT
    Save £-12.49
    £12.49 per item
    inc. VAT
    £0.00 Save £-10.41
    £10.41 per item
    ex. VAT
  • ENVIROGRAF CV30/8 v Flexible Strip Cavity Barrier (with brackets) - 2m x 30mm x 8mm (60-70mm Gap) | Insulation Merchant
    Spring Savings
    Free Shipping
    CV by Envirograf

    ENVIROGRAF CV30/8 v Flexible Strip Cavity Barrier (with brackets) - 2m x 30mm x 8mm (60-70mm Gap)

    £30.57 per item
    £15.28 per LM (linear metre)
    inc. VAT
    £25.48 per item
    £12.74 per LM (linear metre)
    ex. VAT
    £29.39 Save £-1.18
    £30.57 per item
    £15.28 per LM (linear metre)
    inc. VAT
    £24.49 Save £-0.98
    £25.48 per item
    £12.74 per LM (linear metre)
    ex. VAT
  • SIGA Twinet® 20 VCL Mounting Tape | Insulation Merchant
    TWINET® by SIGA

    SIGA Twinet® 20 VCL Mounting Tape

    £39.35 per item
    £0.78 per LM (linear metre)
    inc. VAT
    £32.79 per item
    £0.66 per LM (linear metre)
    ex. VAT
    Save £-39.35
    £39.35 per item
    £0.78 per LM (linear metre)
    inc. VAT
    £0.00 Save £-32.79
    £32.79 per item
    £0.66 per LM (linear metre)
    ex. VAT