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

Summer Specials

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  • 50mm ARC Timber Frame Cavity Barrier TCB (65x65mm) - per length
    TCB CAVITY BARRIER by ARC

    50mm ARC Timber Frame Cavity Barrier TCB (65x65mm) - per length

    £5.78 per item
    £4.82 per LM (linear metre)
    inc. VAT
    £4.82 per item
    £4.01 per LM (linear metre)
    ex. VAT
    Save £-5.78
    £5.78 per item
    £4.82 per LM (linear metre)
    inc. VAT
    £0.00 Save £-4.82
    £4.82 per item
    £4.01 per LM (linear metre)
    ex. VAT
  • 15mm Promat Promatect 250 Fire Protection Board (1200x2500mm) | Insulation Merchant
    PROMATECT-250 by Promat

    15mm Promat Promatect 250 Fire Protection Board (1200x2500mm)

    Looking for a price?

    Add to a quote for our best rate.

  • SIGA | Insulation Merchant
    External Use
    FENTRIM® by SIGA

    SIGA Fentrim® 2 (Pre-folded External Corner Tape) - All sizes

    From £69.35 per item
    £2.77 per LM (linear metre)
    inc. VAT
    From £57.79 per item
    £2.31 per LM (linear metre)
    ex. VAT
    Save £-69.35
    From £69.35 per item
    £2.77 per LM (linear metre)
    inc. VAT
    £0.00 Save £-57.79
    From £57.79 per item
    £2.31 per LM (linear metre)
    ex. VAT
  • 140mm Knauf Rocksilk Flexible Slab (1200mm x 600mm) | Insulation Merchant
    ROCKSILK by Knauf Insulation

    140mm Knauf Rocksilk Flexible Slab (1200mm x 600mm)

    Looking for a price?

    Add to a quote for our best rate.

  • ENVIROGRAF CV30/12 v Flexible Strip Cavity Barrier (with brackets) - 2m x 30mm x 12mm (95-105mm Gap) | Insulation Merchant
    Summer
    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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    Add to a quote for our best rate.

  • 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
  • 90mm Superglass Timber & Rafter Roll 40 | Insulation Merchant
    TIMBER & RAFTER ROLL by Superglass

    90mm Superglass Timber & Rafter Roll 40

    Looking for a price?

    Add to a quote for our best rate.

  • 12.5mm Knauf Soundshield Plus Plasterboard - Tapered Edge (1200x2400mm) | Insulation Merchant
    SOUNDSHIELD PLUS by Knauf

    12.5mm Knauf Soundshield Plus Plasterboard - Tapered Edge (1200x2400mm)

    Looking for a price?

    Add to a quote for our best rate.

  • 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

    Looking for a price?

    Add to a quote for our best rate.

  • 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)

    Looking for a price?

    Add to a quote for our best rate.

  • 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

    Looking for a price?

    Add to a quote for our best rate.

  • 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
  • Pro Clima Contega Solido EXO-D100 (External Double-sIded Corner Adhesive Tape) - 30m x 100mm | Insulation Merchant
    Sale 5%
    CONTEGA SOLIDO EXO-D by Pro Clima

    Pro Clima Contega Solido EXO-D100 (External Double-sided Corner Adhesive Tape) - 30m x 100mm

    £77.50 per item
    £2.58 per LM (linear metre)
    inc. VAT
    £64.58 per item
    £2.15 per LM (linear metre)
    ex. VAT
    £81.60 Save £4.10
    £77.50 per item
    £2.58 per LM (linear metre)
    inc. VAT
    £68.00 Save £3.42
    £64.58 per item
    £2.15 per LM (linear metre)
    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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    Add to a quote for our best rate.

  • 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