Collection: Best Selling Products
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140mm STEICO Flex 036 - 575mm x 1190mm (2.737m² / 4 per pack)
FLEX by Steico140mm STEICO Flex 036 - 575mm x 1190mm (2.737m² / 4 per pack)
- Regular price
- £51.29 per item
- Unit Price
- £18.74 per m²
- Regular price
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£56.99Save £5.70 - Sale price
- £51.29 per item
- Unit Price
- £18.74 per m²
ex. GB VATex. GB VAT -
100mm Knauf Loft Roll 44 (Combi-Cut)
LOFT ROLL by Knauf Insulation100mm Knauf Loft Roll 44 (Combi-Cut)
- Regular price
- £38.94 per item
- Unit Price
- £2.80 per m²
- Regular price
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- Sale price
- £38.94 per item
- Unit Price
- £2.80 per m²
ex. GB VATex. GB VAT -
Protect BarriAir Vapour Control Layer with Integrated Tape - 1.5 x 50m
BARRIAIR by Protect MembranesProtect BarriAir Vapour Control Layer with Integrated Tape - 1.5 x 50m
- Regular price
- £99.92 per item
- Unit Price
- £1.33 per m²
- Regular price
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£112.50Save £12.58 - Sale price
- £99.92 per item
- Unit Price
- £1.33 per m²
ex. GB VATex. GB VAT -
75mm Thermafleece CosyWool Sheep Wool (2 x 570mm rolls)
COSYWOOL by Thermafleece75mm Thermafleece CosyWool Sheep Wool (2 x 570mm rolls)
- Regular price
- £81.17 per item
- Unit Price
- £8.38 per m²
- Regular price
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- Sale price
- £81.17 per item
- Unit Price
- £8.38 per m²
ex. GB VATex. GB VAT -
ADAPTAVATE breathAplasta Thermal (Insulating Breathable Plaster) - 9kg bag
THERMAL by AdaptavateADAPTAVATE breathAplasta Thermal (Insulating Breathable Plaster) - 9kg bag
- Regular price
- £19.95 per item
- Unit Price
- £19.95 per m²
- Regular price
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£19.25Save £-0.70 - Sale price
- £19.95 per item
- Unit Price
- £19.95 per m²
ex. GB VATex. GB VAT -
60mm ULTIMATE Rigid Insulation Retaining Washer (woodwool & woodfibre) (Pack of 100)
INSULATION WASHER by Insulation Merchant60mm ULTIMATE Rigid Insulation Retaining Washer (woodwool & woodfibre) (Pack of 100)
- Regular price
- £10.79 per item
- Unit Price
- £0.10 per ea
- Regular price
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- Sale price
- £10.79 per item
- Unit Price
- £0.10 per ea
ex. GB VATex. GB VAT -
CEWOOD Wood Wool Multi-purpose Board - Square Edge
MULTI-PURPOSE by CewoodCEWOOD Wood Wool Multi-purpose Board - Square Edge
- Regular price
- From £7.91 per item
- Unit Price
- £10.99 per m²
- Regular price
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£8.33Save £0.42 - Sale price
- From £7.91 per item
- Unit Price
- £10.99 per m²
ex. GB VATex. GB VAT -
COROTOP Light - Breathable Membrane - 1m x 50m (50m²)
LIGHT by Corotop - MembranesCOROTOP Light - Breathable Membrane - 1m x 50m (50m²)
- Regular price
- £30.75 per item
- Unit Price
- £0.61 per m²
- Regular price
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- Sale price
- £30.75 per item
- Unit Price
- £0.61 per m²
ex. GB VATex. GB VAT -
40mm STEICO Therm (wet) - 600mm x 1350mm - per board
THERM (WET) by Steico40mm STEICO Therm (wet) - 600mm x 1350mm - per board
This product is not available.
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140mm Thermafleece CosyWool Sheep Wool (3 x 370mm rolls)
COSYWOOL by Thermafleece140mm Thermafleece CosyWool Sheep Wool (3 x 370mm rolls)
- Regular price
- £80.08 per item
- Unit Price
- £15.67 per m²
- Regular price
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- Sale price
- £80.08 per item
- Unit Price
- £15.67 per m²
ex. GB VATex. GB VAT -
Pro Clima Aerosanna Visconn Spray/Paintable Airtight Sealant Membrane
AEROSANA VISCONN by Pro ClimaPro Clima Aerosanna Visconn Spray/Paintable Airtight Sealant Membrane
- Regular price
- From £8.67 per item
- Regular price
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£10.10Save £1.43 - Sale price
- From £8.67 per item
ex. GB VATex. GB VAT -
100mm IndiNature IndiTherm Hemp Flexibatt Insulation - 1200 x 440mm (2.11m² / 4 per pack)
INDITHERM HEMP - 440 by IndiNature®100mm IndiNature IndiTherm Hemp Flexibatt Insulation - 1200 x 440mm (2.11m² / 4 per pack)
- Regular price
- £32.50 per item
- Unit Price
- £15.40 per m²
- Regular price
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- Sale price
- £32.50 per item
- Unit Price
- £15.40 per m²
ex. GB VATex. GB VAT -
140mm IndiNature IndiTherm Hemp Flexibatt Insulation - 1200 x 370mm (1.78m² / 4 per pack)
INDITHERM HEMP - 370 by IndiNature®
140mm IndiNature IndiTherm Hemp Flexibatt Insulation - 1200 x 370mm (1.78m² / 4 per pack)
- Regular price
- £38.28 per item
- Unit Price
- £21.51 per m²
- Regular price
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- Sale price
- £38.28 per item
- Unit Price
- £21.51 per m²
ex. GB VATex. GB VAT -
4.5 x 50mm TIMCO Classic Multi-Purpose Screws (A2 Stainless Steel) Countersunk - Box of 200 (Loose)
CLASSIC MULTI-PURPOSE SCREW by TIMCO4.5 x 50mm TIMCO Classic Multi-Purpose Screws (A2 Stainless Steel) Countersunk - Box of 200 (Loose)
- Regular price
- £12.75 per item
- Unit Price
- £0.06 per screws
- Regular price
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£14.18Save £1.43 - Sale price
- £12.75 per item
- Unit Price
- £0.06 per screws
ex. GB VATex. GB VAT -
Baumit PremiumPrimer [Formerly DG27] (Internal Primer) - 20kg
![Baumit PremiumPrimer [Formerly DG27] (Internal Primer) - 20kg | Insulation Merchant](//insulationmerchant.com/cdn/shop/products/Baumit_PremiumPrimer_Formerly_DG27_Internal_Primer_-_20kg_Insulation_Merchant.png?v=1736940427&width=1000)
PREMIUMPRIMER by BaumitBaumit PremiumPrimer [Formerly DG27] (Internal Primer) - 20kg
- Regular price
- £98.54 per item
- Regular price
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- Sale price
- £98.54 per item
ex. GB VATex. GB VAT -
SIGA Majrex® 200 (1-directional) Airtight Humidity Vapour Control Layer - 1.5 x 50m (75m²)
MAJREX® by SIGASIGA Majrex® 200 (1-directional) Airtight Humidity Vapour Control Layer - 1.5 x 50m (75m²)
- Regular price
- £317.42 per item
- Unit Price
- £4.23 per m²
- Regular price
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- Sale price
- £317.42 per item
- Unit Price
- £4.23 per m²
ex. GB VATex. GB VAT -
150mm Knauf Loft Roll 44 (Combi-Cut)
LOFT ROLL by Knauf Insulation150mm Knauf Loft Roll 44 (Combi-Cut)
- Regular price
- £37.81 per item
- Unit Price
- £4.12 per m²
- Regular price
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- Sale price
- £37.81 per item
- Unit Price
- £4.12 per m²
ex. GB VATex. GB VAT -
SIGA Majcoat® 200 SOB Diffusion Open Roof Breather Membrane - 1.5m x 50m
MAJCOAT® by SIGASIGA Majcoat® 200 SOB Diffusion Open Roof Breather Membrane - 1.5m x 50m
- Regular price
- £264.71 per item
- Unit Price
- £3.52 per m²
- Regular price
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- Sale price
- £264.71 per item
- Unit Price
- £3.52 per m²
ex. GB VATex. GB VAT -
Pro Clima Extoseal Encors - 100mm x 20m
EXTOSEAL by Pro ClimaPro Clima Extoseal Encors - 100mm x 20m
- Regular price
- £76.92 per item
- Unit Price
- £3.84 per LM (linear metre)
- Regular price
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£79.00Save £2.08 - Sale price
- £76.92 per item
- Unit Price
- £3.84 per LM (linear metre)
ex. GB VATex. GB VAT -
60mm STEICO Flex 036 - 575mm x 1190mm (5.474m² / 8 per pack)
FLEX by Steico60mm STEICO Flex 036 - 575mm x 1190mm (5.474m² / 8 per pack)
- Regular price
- £42.33 per item
- Unit Price
- £7.73 per m²
- Regular price
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£46.20Save £3.87 - Sale price
- £42.33 per item
- Unit Price
- £7.73 per m²
ex. GB VATex. GB VAT
![Baumit PremiumPrimer [Formerly DG27] (Internal Primer) - 20kg | Insulation Merchant](http://insulationmerchant.com/cdn/shop/products/Baumit_PremiumPrimer_Formerly_DG27_Internal_Primer_-_20kg_Insulation_Merchant.png?v=1736940427&width=1000)
