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. 

Floor

Learn more from our blogs

Insulating Ground Floors

To undertake a ground floor thermal insulation upgrade it is first important to establish if it is possible or not. In domestic buildings, broadly speaking, there are two styles of floor type - solid ground floor and suspended floor, each with its pros and cons.

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Showing 145 of 145 products
  • Insulation Support Netting - 1m x 100m | Insulation Merchant

    5.0

    SUPPORT NETTING by Insulation Merchant

    Insulation Support Netting - 1m x 100m

    €23,95 EUR per item
    €0,23 per m²
    ex. GB VAT
    Save €-23,95
    €23,95 EUR per item
    €0,23 per m²
    ex. GB VAT
  • 100mm Thermafleece CosyWool Sheep Wool (3 x 370mm rolls) | Insulation Merchant

    5.0

    COSYWOOL by Thermafleece

    100mm Thermafleece CosyWool Sheep Wool (3 x 370mm rolls)

    €94,95 EUR per item
    €13,15 per m²
    ex. GB VAT
    Save €-94,95
    €94,95 EUR per item
    €13,15 per m²
    ex. GB VAT
  • 15mm Unilin (Xtratherm) Thin-R PIR Board 1200 x 1200mm (Pack of 2) | Insulation Merchant
    Custom

    5.0

    THIN-R PIR BOARD by Unilin

    15mm Unilin (Xtratherm) Thin-R PIR Board 1200 x 1200mm (Pack of 2)

    €19,95 EUR per item
    €6,93 per m²
    ex. GB VAT
    Save €-19,95
    €19,95 EUR per item
    €6,93 per m²
    ex. GB VAT
  • 100mm Thermafleece CosyWool Sheep Wool (2 x 570mm rolls) | Insulation Merchant

    5.0

    COSYWOOL by Thermafleece

    100mm Thermafleece CosyWool Sheep Wool (2 x 570mm rolls)

    €96,95 EUR per item
    €13,08 per m²
    ex. GB VAT
    Save €-96,95
    €96,95 EUR per item
    €13,08 per m²
    ex. GB VAT
  • 50mm Thermafleece CosyWool Sheep Wool (3 x 370mm rolls) | Insulation Merchant
    COSYWOOL by Thermafleece

    50mm Thermafleece CosyWool Sheep Wool (3 x 370mm rolls)

    €94,95 EUR per item
    €6,58 per m²
    ex. GB VAT
    Save €-94,95
    €94,95 EUR per item
    €6,58 per m²
    ex. GB VAT
  • Polythene Vapour Barrier (VCL) Green - 50m x 2.45m (122.5m²) | Insulation Merchant

    5.0

    POLYTHENE VCL by Insulation Merchant

    Polythene Vapour Barrier (VCL) Green - 50m x 2.45m (122.5m²)

    €48,95 EUR per item
    €0,40 per m²
    ex. GB VAT
    Save €-48,95
    €48,95 EUR per item
    €0,40 per m²
    ex. GB VAT
  • 150mm Thermafleece CosyWool Sheep Wool (3 x 370mm rolls) | Insulation Merchant

    4.6

    COSYWOOL by Thermafleece

    150mm Thermafleece CosyWool Sheep Wool (3 x 370mm rolls)

    €93,95 EUR per item
    €19,70 per m²
    ex. GB VAT
    Save €-93,95
    €93,95 EUR per item
    €19,70 per m²
    ex. GB VAT
  • 75mm Thermafleece CosyWool Sheep Wool (3 x 370mm rolls) | Insulation Merchant

    5.0

    COSYWOOL by Thermafleece

    75mm Thermafleece CosyWool Sheep Wool (3 x 370mm rolls)

    €92,95 EUR per item
    €9,85 per m²
    ex. GB VAT
    Save €-92,95
    €92,95 EUR per item
    €9,85 per m²
    ex. GB VAT
  • 50mm Thermafleece CosyWool Sheep Wool (2 x 570mm rolls) | Insulation Merchant

    5.0

    COSYWOOL by Thermafleece

    50mm Thermafleece CosyWool Sheep Wool (2 x 570mm rolls)

    €96,95 EUR per item
    €6,54 per m²
    ex. GB VAT
    Save €-96,95
    €96,95 EUR per item
    €6,54 per m²
    ex. GB VAT
  • 150mm Thermafleece CosyWool Sheep Wool (2 x 570mm rolls) | Insulation Merchant

    5.0

    COSYWOOL by Thermafleece

    150mm Thermafleece CosyWool Sheep Wool (2 x 570mm rolls)

    €96,95 EUR per item
    €19,79 per m²
    ex. GB VAT
    Save €-96,95
    €96,95 EUR per item
    €19,79 per m²
    ex. GB VAT
  • Insulation Support Netting - 2m x 100m | Insulation Merchant
    SUPPORT NETTING by Insulation Merchant

    Insulation Support Netting - 2m x 100m

    €37,95 EUR per item
    €0,18 per m²
    ex. GB VAT
    Save €-37,95
    €37,95 EUR per item
    €0,18 per m²
    ex. GB VAT
  • Knauf Loft Roll 44 | Insulation Merchant
    Free Shipping

    5.0

    LOFT ROLL by Knauf Insulation

    100mm Knauf Loft Roll 44 (Combi-Cut)

    €45,95 EUR per item
    €3,31 per m²
    ex. GB VAT
    Save €-45,95
    €45,95 EUR per item
    €3,31 per m²
    ex. GB VAT
  • 75mm Thermafleece CosyWool Sheep Wool (2 x 570mm rolls) | Insulation Merchant

    5.0

    COSYWOOL by Thermafleece

    75mm Thermafleece CosyWool Sheep Wool (2 x 570mm rolls)

    €94,95 EUR per item
    €9,80 per m²
    ex. GB VAT
    Save €-94,95
    €94,95 EUR per item
    €9,80 per m²
    ex. GB VAT
  • 140mm Thermafleece CosyWool Sheep Wool (3 x 370mm rolls) | Insulation Merchant

    5.0

    COSYWOOL by Thermafleece

    140mm Thermafleece CosyWool Sheep Wool (3 x 370mm rolls)

    €93,95 EUR per item
    €18,39 per m²
    ex. GB VAT
    Save €-93,95
    €93,95 EUR per item
    €18,39 per m²
    ex. GB VAT
  • 150mm Knauf Loft Roll 44 (Combi-Cut) | Insulation Merchant
    Free Shipping
    LOFT ROLL by Knauf Insulation

    150mm Knauf Loft Roll 44 (Combi-Cut)

    €44,95 EUR per item
    €4,90 per m²
    ex. GB VAT
    Save €-44,95
    €44,95 EUR per item
    €4,90 per m²
    ex. GB VAT
  • 140mm Thermafleece CosyWool Sheep Wool (2 x 570mm rolls) | Insulation Merchant
    COSYWOOL by Thermafleece

    140mm Thermafleece CosyWool Sheep Wool (2 x 570mm rolls)

    €95,95 EUR per item
    €18,31 per m²
    ex. GB VAT
    Save €-95,95
    €95,95 EUR per item
    €18,31 per m²
    ex. GB VAT
  • 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]

    €3,95 EUR per item
    €5,49 per m²
    ex. GB VAT
    Save €-3,95
    €3,95 EUR per item
    €5,49 per m²
    ex. GB VAT
  • Felt Products Green Vapour Control Layer (Vapour Barrier) - 50m x 4m | Insulation Merchant
    POLYTHENE VCL by Felt Products

    Felt Products Green Vapour Control Layer (Vapour Barrier) - 50m x 4m

    Looking for a price?

    Add to a quote for our best rate.

  • 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.

  • 200mm Knauf Loft Roll 44 (Combi-Cut) - 1140mm x 5.2m | Insulation Merchant
    Free Shipping
    LOFT ROLL by Knauf Insulation

    200mm Knauf Loft Roll 44 (Combi-Cut) - 1140mm x 5.2m

    €44,95 EUR per item
    €6,57 per m²
    ex. GB VAT
    Save €-44,95
    €44,95 EUR per item
    €6,57 per m²
    ex. GB VAT