Collection: Floor
Products for floor insulation projects
Our insulation is tailored to fit the diverse sizes and widths of floor joists found in British homes, ensuring every building's needs are met.
Designed for easy installation, our floor insulation fits seamlessly beneath flooring, providing exceptional thermal protection and sound-dampening properties.
Transform a home's comfort and energy efficiency with our range of floor insulation.
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Insulation Support Netting - 1m x 100m
SUPPORT NETTING by Insulation MerchantInsulation Support Netting - 1m x 100m
- Regular price
- £24.92 per item
- Unit Price
- £0.24 per m²
- Regular price
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- Sale price
- £24.92 per item
- Unit Price
- £0.24 per m²
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100mm Thermafleece CosyWool Sheep Wool (3 x 370mm rolls)
COSYWOOL by Thermafleece100mm Thermafleece CosyWool Sheep Wool (3 x 370mm rolls)
- Regular price
- £80.67 per item
- Unit Price
- £11.17 per m²
- Regular price
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- Sale price
- £80.67 per item
- Unit Price
- £11.17 per m²
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15mm Unilin (Xtratherm) Thin-R PIR Board 1200 x 1200mm (Pack of 2)
THIN-R PIR BOARD by Unilin15mm Unilin (Xtratherm) Thin-R PIR Board 1200 x 1200mm (Pack of 2)
- Regular price
- £16.58 per item
- Unit Price
- £5.76 per m²
- Regular price
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- Sale price
- £16.58 per item
- Unit Price
- £5.76 per m²
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100mm Thermafleece CosyWool Sheep Wool (2 x 570mm rolls)
COSYWOOL by Thermafleece100mm Thermafleece CosyWool Sheep Wool (2 x 570mm rolls)
- Regular price
- £82.79 per item
- Unit Price
- £11.17 per m²
- Regular price
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- Sale price
- £82.79 per item
- Unit Price
- £11.17 per m²
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50mm Thermafleece CosyWool Sheep Wool (3 x 370mm rolls)
COSYWOOL by Thermafleece50mm Thermafleece CosyWool Sheep Wool (3 x 370mm rolls)
- Regular price
- £80.79 per item
- Unit Price
- £5.60 per m²
- Regular price
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- Sale price
- £80.79 per item
- Unit Price
- £5.60 per m²
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Polythene Vapour Barrier (VCL) Green - 50m x 2.45m (122.5m²)
POLYTHENE VCL by Insulation MerchantPolythene Vapour Barrier (VCL) Green - 50m x 2.45m (122.5m²)
- Regular price
- £41.58 per item
- Unit Price
- £0.34 per m²
- Regular price
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- Sale price
- £41.58 per item
- Unit Price
- £0.34 per m²
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150mm Thermafleece CosyWool Sheep Wool (3 x 370mm rolls)
COSYWOOL by Thermafleece150mm Thermafleece CosyWool Sheep Wool (3 x 370mm rolls)
- Regular price
- £79.99 per item
- Unit Price
- £16.77 per m²
- Regular price
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- Sale price
- £79.99 per item
- Unit Price
- £16.77 per m²
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75mm Thermafleece CosyWool Sheep Wool (3 x 370mm rolls)
COSYWOOL by Thermafleece75mm Thermafleece CosyWool Sheep Wool (3 x 370mm rolls)
- Regular price
- £79.08 per item
- Unit Price
- £8.38 per m²
- Regular price
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- Sale price
- £79.08 per item
- Unit Price
- £8.38 per m²
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50mm Thermafleece CosyWool Sheep Wool (2 x 570mm rolls)
COSYWOOL by Thermafleece50mm Thermafleece CosyWool Sheep Wool (2 x 570mm rolls)
- Regular price
- £82.96 per item
- Unit Price
- £5.60 per m²
- Regular price
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- Sale price
- £82.96 per item
- Unit Price
- £5.60 per m²
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150mm Thermafleece CosyWool Sheep Wool (2 x 570mm rolls)
COSYWOOL by Thermafleece150mm Thermafleece CosyWool Sheep Wool (2 x 570mm rolls)
- Regular price
- £82.17 per item
- Unit Price
- £16.77 per m²
- Regular price
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- Sale price
- £82.17 per item
- Unit Price
- £16.77 per m²
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Insulation Support Netting - 2m x 100m
SUPPORT NETTING by Insulation MerchantInsulation Support Netting - 2m x 100m
- Regular price
- £31.93 per item
- Unit Price
- £0.15 per m²
- Regular price
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£39.92Save £7.99 - Sale price
- £31.93 per item
- Unit Price
- £0.15 per m²
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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
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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
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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
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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
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140mm Thermafleece CosyWool Sheep Wool (2 x 570mm rolls)
COSYWOOL by Thermafleece140mm Thermafleece CosyWool Sheep Wool (2 x 570mm rolls)
- Regular price
- £82.08 per item
- Unit Price
- £15.66 per m²
- Regular price
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- Sale price
- £82.08 per item
- Unit Price
- £15.66 per m²
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SecilVit Cork Board
by SecilVitSecilVit Cork Board
- Regular price
- From £11.64 per item
- Unit Price
- £23.28 per m²
- Regular price
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- Sale price
- From £11.64 per item
- Unit Price
- £23.28 per m²
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25mm Expanded Polystyrene EPS 70 (1200 x 600mm) [Single Sheet]
![25mm Expanded Polystyrene EPS 70 (1200 x 600 mm) [Pack of 12] | Insulation Merchant](//insulationmerchant.com/cdn/shop/files/25mm_Expanded_Polystyrene_EPS_70_1200_x_600_mm_Pack_of_12_Insulation_Merchant.png?v=1731587327&width=1080)
EXPANDED POLYSTYRENE by Insulation Merchant25mm Expanded Polystyrene EPS 70 (1200 x 600mm) [Single Sheet]
- Regular price
- £2.71 per item
- Unit Price
- £3.76 per m²
- Regular price
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- Sale price
- £2.71 per item
- Unit Price
- £3.76 per m²
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200mm Knauf Loft Roll 44 (Combi-Cut) - 1140mm x 6.0m
LOFT ROLL by Knauf Insulation200mm Knauf Loft Roll 44 (Combi-Cut) - 1140mm x 6.0m
- Regular price
- £38.24 per item
- Unit Price
- £5.59 per m²
- Regular price
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- Sale price
- £38.24 per item
- Unit Price
- £5.59 per m²
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60mm Superglass Multi Acoustic Roll
MULTI ACOUSTIC ROLL by Superglass60mm Superglass Multi Acoustic Roll
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![25mm Expanded Polystyrene EPS 70 (1200 x 600 mm) [Pack of 12] | Insulation Merchant](http://insulationmerchant.com/cdn/shop/files/25mm_Expanded_Polystyrene_EPS_70_1200_x_600_mm_Pack_of_12_Insulation_Merchant.png?v=1731587327&width=1080)
