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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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
  • 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 600mm) [Single Sheet]

    £3.25 per item
    £4.51 per m²
    inc. VAT
    £2.71 per item
    £3.76 per m²
    ex. VAT
    Save £-3.25
    £3.25 per item
    £4.51 per m²
    inc. VAT
    £0.00 Save £-2.71
    £2.71 per item
    £3.76 per m²
    ex. VAT
  • Pro Clima Contega Solido SL-D80 (External Double-sIded Corner Adhesive Tape) - 80mm x 30m | Insulation Merchant
    Sale
    CONTEGA SOLIDO SL-D by Pro Clima

    Pro Clima Contega Solido SL-D80 (External Double-sIded Corner Adhesive Tape) - 80mm x 30m

    £66.40 per item
    £2.21 per LM (linear metre)
    inc. VAT
    £55.33 per item
    £1.84 per LM (linear metre)
    ex. VAT
    £68.16 Save £1.76
    £66.40 per item
    £2.21 per LM (linear metre)
    inc. VAT
    £56.80 Save £1.47
    £55.33 per item
    £1.84 per LM (linear metre)
    ex. VAT
  • SOUDAL Soudatight LQ Paint On Airtight Membrane (White) - 4.5kg | Insulation Merchant
    Sale 6%
    Spring Savings
    SOUDATIGHT by SOUDAL

    SOUDAL Soudatight LQ Paint On Airtight Membrane (White) - 4.5kg

    £34.20 per item
    £7.60 per kg
    inc. VAT
    £28.50 per item
    £6.33 per kg
    ex. VAT
    £36.54 Save £2.34
    £34.20 per item
    £7.60 per kg
    inc. VAT
    £30.45 Save £1.95
    £28.50 per item
    £6.33 per kg
    ex. VAT
  • SIGA Wigluv® 20/40 Split External Adhesive Tape (60mm x 25m) | Insulation Merchant
    WIGLUV® by SIGA

    SIGA Wigluv® 20/40 Split External Adhesive Tape (60mm x 25m)

    £43.20 per item
    £1.72 per LM (linear metre)
    inc. VAT
    £36.00 per item
    £1.44 per LM (linear metre)
    ex. VAT
    Save £-43.20
    £43.20 per item
    £1.72 per LM (linear metre)
    inc. VAT
    £0.00 Save £-36.00
    £36.00 per item
    £1.44 per LM (linear metre)
    ex. VAT
  • 60mm Superglass Multi Acoustic Roll | Insulation Merchant

    5.0

    MULTI ACOUSTIC ROLL by Superglass

    60mm Superglass Multi Acoustic Roll

    Looking for a price?

    Add to a quote for our best rate.

  • 50mm ROCKWOOL® Fire Barrier EN - 3.8m x 1m (NEW)
    New
    FIRE BARRIER EN by ROCKWOOL®

    50mm ROCKWOOL® Fire Barrier EN - 3.8m x 1m (NEW)

    From £124.90 per item
    £32.87 per m²
    inc. VAT
    From £104.08 per item
    £27.39 per m²
    ex. VAT
    Save £-124.90
    From £124.90 per item
    £32.87 per m²
    inc. VAT
    £0.00 Save £-104.08
    From £104.08 per item
    £27.39 per m²
    ex. VAT
  • 60mm SIGA Wigluv® Black 60 External Adhesive Tape - (40m x 60mm) | Insulation Merchant
    WIGLUV® by SIGA

    60mm SIGA Wigluv® Black 60 External Adhesive Tape - (40m x 60mm)

    From £63.90 per item
    £1.59 per LM (linear metre)
    inc. VAT
    From £53.25 per item
    £1.33 per LM (linear metre)
    ex. VAT
    Save £-63.90
    From £63.90 per item
    £1.59 per LM (linear metre)
    inc. VAT
    £0.00 Save £-53.25
    From £53.25 per item
    £1.33 per LM (linear metre)
    ex. VAT
  • Pro Clima Dasatop - 1.5m x 50m (75m²) | Insulation Merchant
    Sale 10%
    DASATOP by Pro Clima

    Pro Clima Dasatop - 1.5m x 50m (75m²)

    £197.90 per item
    £2.63 per m²
    inc. VAT
    £164.92 per item
    £2.20 per m²
    ex. VAT
    £219.96 Save £22.06
    £197.90 per item
    £2.63 per m²
    inc. VAT
    £183.30 Save £18.38
    £164.92 per item
    £2.20 per m²
    ex. VAT
  • Pro Clima Contega Solido SL150 (Internal Single-sIded Corner Adhesive Tape) - 150mm x 30m | Insulation Merchant
    Sale
    CONTEGA SOLIDO SL by Pro Clima

    Pro Clima Contega Solido SL150 (Internal Single-sIded Corner Adhesive Tape) - 150mm x 30m

    £88.90 per item
    £2.96 per LM (linear metre)
    inc. VAT
    £74.08 per item
    £2.47 per LM (linear metre)
    ex. VAT
    £91.32 Save £2.42
    £88.90 per item
    £2.96 per LM (linear metre)
    inc. VAT
    £76.10 Save £2.02
    £74.08 per item
    £2.47 per LM (linear metre)
    ex. VAT
  • ENVIROGRAF CV30/10 Flexible Strip Cavity Barrier (with brackets) - 2m x 30mm x 10mm (80/90mm Gap) | Insulation Merchant
    Spring Savings
    Free Shipping
    CV by Envirograf

    ENVIROGRAF CV30/10 Flexible Strip Cavity Barrier (with brackets) - 2m x 30mm x 10mm (80/90mm Gap)

    £40.20 per item
    £20.10 per LM (linear metre)
    inc. VAT
    £33.50 per item
    £16.75 per LM (linear metre)
    ex. VAT
    £38.65 Save £-1.55
    £40.20 per item
    £20.10 per LM (linear metre)
    inc. VAT
    £32.21 Save £-1.29
    £33.50 per item
    £16.75 per LM (linear metre)
    ex. VAT
  • 25mm PIR Insulation Board | Insulation Merchant

    5.0

    ULTIMATE by Insulation Merchant

    25mm PIR Insulation Board

    Looking for a price?

    Add to a quote for our best rate.

  • Pro Clima Contega Fiden Exo (Expansion Joint Tape) - Joint 10-18mm - Roll 20mm x 2.6m | Insulation Merchant
    Sale
    CONTEGA FIDEN EXO by Pro Clima

    Pro Clima Contega Fiden Exo (Expansion Joint Tape) - Joint 10-18mm - Roll 20mm x 2.6m

    £8.70 per item
    inc. VAT
    £7.25 per item
    ex. VAT
    £8.76 Save £0.06
    £8.70 per item
    inc. VAT
    £7.30 Save £0.05
    £7.25 per item
    ex. VAT
  • STEICO Special Dry - Sheathing & Render Woodfibre Board
    Sale 43%
    SPECIAL DRY by Steico

    STEICO Special Dry - Sheathing & Render Woodfibre Board

    From £17.38 per item
    £13.71 per m²
    inc. VAT
    From £14.48 per item
    £11.42 per m²
    ex. VAT
    £30.91 Save £13.53
    From £17.38 per item
    £13.71 per m²
    inc. VAT
    £25.76 Save £11.28
    From £14.48 per item
    £11.42 per m²
    ex. VAT
  • Pro Clima Contega Fiden Exo (Expansion Joint Tape) - Joint 5-10mm (Roll 20mm x 5.6m) | Insulation Merchant
    Sale
    CONTEGA FIDEN EXO by Pro Clima

    Pro Clima Contega Fiden Exo (Expansion Joint Tape) - Joint 5-10mm (Roll 20mm x 5.6m)

    £8.94 per item
    inc. VAT
    £7.45 per item
    ex. VAT
    £9.00 Save £0.06
    £8.94 per item
    inc. VAT
    £7.50 Save £0.05
    £7.45 per item
    ex. VAT
  • Pro Clima Roflex 150 - Airtight Pipe Grommet (Pack of 10) | Insulation Merchant
    Sale 11%
    ROFLEX by Pro Clima

    Pro Clima Roflex 150 - Airtight Pipe Grommet (Pack of 10)

    £60.40 per item
    £6.04 per ea
    inc. VAT
    £50.33 per item
    £5.03 per ea
    ex. VAT
    £68.40 Save £8.00
    £60.40 per item
    £6.04 per ea
    inc. VAT
    £57.00 Save £6.67
    £50.33 per item
    £5.03 per ea
    ex. VAT
  • 90mm Knauf FrameTherm® Roll 32 (3 x 380mm rolls) (5.13m²) | Insulation Merchant
    Top Deals
    Free Shipping
    380mm
    FRAMETHERM ROLL 32 by Knauf Insulation

    90mm Knauf FrameTherm® Roll 32 (3 x 380mm rolls) (5.13m²)

    £87.77 per item
    £17.11 per m²
    inc. VAT
    £73.14 per item
    £14.26 per m²
    ex. VAT
    Save £-87.77
    £87.77 per item
    £17.11 per m²
    inc. VAT
    £0.00 Save £-73.14
    £73.14 per item
    £14.26 per m²
    ex. VAT
  • 50mm Mayplas Timber Frame Cavity Barrier TCB 551 (65x65mm) - pack of 40 | Insulation Merchant
    TCB CAVITY BARRIER by Mayplas

    50mm Mayplas Timber Frame Cavity Barrier TCB 551 (65x65mm) - pack of 40

    This product is not available.

    Enquire for more information and advice.

  • SIGA Majvest® 700 SOB - Open Facade Membrane (1.5m x 33.4m) | Insulation Merchant
    MAJVEST® by SIGA

    SIGA Majvest® 700 SOB - Open Facade Membrane (1.5m x 33.4m)

    £378.96 per item
    £7.56 per m²
    inc. VAT
    £315.80 per item
    £6.30 per m²
    ex. VAT
    Save £-378.96
    £378.96 per item
    £7.56 per m²
    inc. VAT
    £0.00 Save £-315.80
    £315.80 per item
    £6.30 per m²
    ex. VAT
  • 3m Pro Clima Intello Plus - Vapour Check Membrane (50m) | Insulation Merchant
    Sale 10%
    INTELLO PLUS by Pro Clima

    3m Pro Clima Intello Plus - Vapour Check Membrane (50m)

    £535.90 per item
    £3.57 per m²
    inc. VAT
    £446.58 per item
    £2.98 per m²
    ex. VAT
    £598.20 Save £62.30
    £535.90 per item
    £3.57 per m²
    inc. VAT
    £498.50 Save £51.92
    £446.58 per item
    £2.98 per m²
    ex. VAT
  • Pro Clima Tescon Invis - 100mm x 30m | Insulation Merchant
    Sale
    TESCON by Pro Clima

    Pro Clima Tescon Invis - 100mm x 30m

    £52.90 per item
    £1.76 per LM (linear metre)
    inc. VAT
    £44.08 per item
    £1.47 per LM (linear metre)
    ex. VAT
    £54.36 Save £1.46
    £52.90 per item
    £1.76 per LM (linear metre)
    inc. VAT
    £45.30 Save £1.22
    £44.08 per item
    £1.47 per LM (linear metre)
    ex. VAT