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
  • ENVIROGRAF CV30/12 v Flexible Strip Cavity Barrier (with brackets) - 2m x 30mm x 12mm (95-105mm Gap) | Insulation Merchant
    Spring Savings
    Free Shipping
    CV by Envirograf

    ENVIROGRAF CV30/12 v Flexible Strip Cavity Barrier (with brackets) - 2m x 30mm x 12mm (95-105mm Gap)

    £44.66 per item
    £22.33 per LM (linear metre)
    inc. VAT
    £37.22 per item
    £18.61 per LM (linear metre)
    ex. VAT
    £42.94 Save £-1.72
    £44.66 per item
    £22.33 per LM (linear metre)
    inc. VAT
    £35.78 Save £-1.43
    £37.22 per item
    £18.61 per LM (linear metre)
    ex. VAT
  • 200mm Rockwool Rainscreen Duo | Insulation Merchant
    RAINSCREEN DUO SLAB® by ROCKWOOL®

    200mm Rockwool Rainscreen Duo

    £118.90 per item
    £82.57 per m²
    inc. VAT
    £99.08 per item
    £68.81 per m²
    ex. VAT
    Save £-118.90
    £118.90 per item
    £82.57 per m²
    inc. VAT
    £0.00 Save £-99.08
    £99.08 per item
    £68.81 per m²
    ex. VAT
  • 120mm PIR Insulation Board | Insulation Merchant
    by Insulation Merchant

    120mm PIR Insulation Board

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  • Pro Clima Stoppa - 20mm (20 per pack) | Insulation Merchant
    STOPPA by Pro Clima

    Pro Clima Stoppa - 20mm (20 per pack)

    £20.95 per item
    £1.04 per ea
    inc. VAT
    £17.46 per item
    £0.87 per ea
    ex. VAT
    £20.76 Save £-0.19
    £20.95 per item
    £1.04 per ea
    inc. VAT
    £17.30 Save £-0.16
    £17.46 per item
    £0.87 per ea
    ex. VAT
  • Pro Clima Extoseal Encors - 300mm x 20m | Insulation Merchant
    Sale
    EXTOSEAL by Pro Clima

    Pro Clima Extoseal Encors - 300mm x 20m

    £276.90 per item
    £13.84 per LM (linear metre)
    inc. VAT
    £230.75 per item
    £11.54 per LM (linear metre)
    ex. VAT
    £284.40 Save £7.50
    £276.90 per item
    £13.84 per LM (linear metre)
    inc. VAT
    £237.00 Save £6.25
    £230.75 per item
    £11.54 per LM (linear metre)
    ex. VAT
  • 90mm Superglass Timber & Rafter Roll 40 | Insulation Merchant
    TIMBER & RAFTER ROLL by Superglass

    90mm Superglass Timber & Rafter Roll 40

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  • DuPont™ AirGuard® Control - Vapour Control Layer - 1.5 x 50m | Insulation Merchant
    AIRGUARD® by DuPont - Performance Building Solutions

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

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  • 100mm Thermafleece CosyWool Sheep Wool Slab (390mm wide) (OLD SIZE) | Insulation Merchant
    Alternative Now Available
    COSYWOOL SLAB by Thermafleece

    100mm Thermafleece CosyWool Sheep Wool Slab (390mm wide) (OLD SIZE)

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  • Pro Clima Contega Fiden Exo (Expansion Joint Tape) - Joint 10-18mm - Roll 20mm x 2.6m | Insulation Merchant
    Sale 12%
    CONTEGA FIDEN EXO by Pro Clima

    Pro Clima Contega Fiden Exo (Expansion Joint Tape) - Joint 8-15mm - Roll 20mm x 3.3m

    £7.68 per item
    inc. VAT
    £6.40 per item
    ex. VAT
    £8.76 Save £1.08
    £7.68 per item
    inc. VAT
    £7.30 Save £0.90
    £6.40 per item
    ex. VAT
  • PROCTOR Spacetherm® Wallboard Laminate (Aerogel + Plasterboard) with VCL - 2400mm x 1200mm
    SPACETHERM® by A. Proctor Group

    PROCTOR Spacetherm® Wallboard Laminate (Aerogel + Plasterboard) with VCL - 2400mm x 1200mm

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  • Pro Clima Contega Solido EXO100 (External Single-sIded Corner Adhesive Tape) - 30m x 100mm | Insulation Merchant
    CONTEGA SOLIDO EXO by Pro Clima

    Pro Clima Contega Solido EXO200 (External Single-sided Corner Adhesive Tape) - 30m x 200mm

    £121.03 per item
    inc. VAT
    £100.86 per item
    ex. VAT
    Save £-121.03
    £121.03 per item
    inc. VAT
    £0.00 Save £-100.86
    £100.86 per item
    ex. VAT
  • 85mm Mayplas Party Wall Timber Frame Cavity Barrier (MP551) (100x300mm) - per length
    PARTY WALL CAVITY BARRIER by Mayplas

    85mm Mayplas Party Wall Timber Frame Cavity Barrier (MP551) (100x300mm) - per length

    This product is not available.

    Enquire for more information and advice.

  • DuPont™ Tyvek® Supro - Breather Roof Membrane - 50m x 1.5m (75m²) | Insulation Merchant
    TYVEK® by DuPont - Performance Building Solutions

    DuPont™ Tyvek® Supro - Breather Roof Membrane - 50m x 1.5m (75m²)

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  • 12.5mm Fermacell SE Handy Size Sheet (1.2 x 1.2m) | Insulation Merchant
    FERMACELL by Fermacell

    12.5mm Fermacell SE Handy Size Sheet (1.2 x 1.2m)

    £21.15 per item
    £14.69 per m²
    inc. VAT
    £17.63 per item
    £12.24 per m²
    ex. VAT
    Save £-21.15
    £21.15 per item
    £14.69 per m²
    inc. VAT
    £0.00 Save £-17.63
    £17.63 per item
    £12.24 per m²
    ex. VAT
  • MARMOX Thermoblock Load Bearing Insulation Block (Extra 100mm) - 215mm (6 p/bx) | Insulation Merchant
    THERMOBLOCK - EXTRA 100MM by Marmox

    MARMOX Thermoblock Load Bearing Insulation Block (Extra 100mm) - 215mm (6 p/bx)

    £185.90 per item
    £51.64 per LM (linear metre)
    inc. VAT
    £154.92 per item
    £43.03 per LM (linear metre)
    ex. VAT
    Save £-185.90
    £185.90 per item
    £51.64 per LM (linear metre)
    inc. VAT
    £0.00 Save £-154.92
    £154.92 per item
    £43.03 per LM (linear metre)
    ex. VAT
  • MARMOX Thermoblock Load Bearing Insulation Block (Extra 100mm) - 140mm (10 p/bx) | Insulation Merchant
    THERMOBLOCK - EXTRA 100MM by Marmox

    MARMOX Thermoblock Load Bearing Insulation Block (Extra 100mm) - 140mm (10 p/bx)

    £249.90 per item
    £41.65 per LM (linear metre)
    inc. VAT
    £208.25 per item
    £34.71 per LM (linear metre)
    ex. VAT
    Save £-249.90
    £249.90 per item
    £41.65 per LM (linear metre)
    inc. VAT
    £0.00 Save £-208.25
    £208.25 per item
    £34.71 per LM (linear metre)
    ex. VAT
  • 80mm PIR Insulation Board | Insulation Merchant
    ULTIMATE by Insulation Merchant

    80mm PIR Insulation Board

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  • 12mm RCM Y-wall Calcium Silicate Sheathing Board (2400x1200mm) | Insulation Merchant
    Y-WALL by RCM

    12mm RCM Y-wall Calcium Silicate Sheathing Board (2400x1200mm)

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  • 100mm Unilin (Xtratherm) CavityTherm CT/PIR Cavity Wall Boards (Pack of 4) | Insualtion Merchant
    Sale 9%
    CAVITYTHERM by Unilin

    100mm Unilin (Xtratherm) CavityTherm CT/PIR Cavity Wall Boards (Pack of 4)

    £99.90 per item
    £46.25 per m²
    inc. VAT
    £83.25 per item
    £38.54 per m²
    ex. VAT
    £109.90 Save £10.00
    £99.90 per item
    £46.25 per m²
    inc. VAT
    £91.58 Save £8.33
    £83.25 per item
    £38.54 per m²
    ex. VAT
  • 60mm PIR Insulation Board | Insulation Merchant
    by Insulation Merchant

    60mm PIR Insulation Board

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