Loft & Underfloor Insulation

Now is the best time to upgrade your loft or underfloor (suspended timber) insulation for the winter months. View our collection of insulation and accessories.
Loft & Underfloor Insulation

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View our summer deals and promotions across our range of products.
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  • 150mm Knauf Loft Roll 44 (Combi-Cut) | Insulation Merchant
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    LOFT ROLL by Knauf Insulation

    150mm Knauf Loft Roll 44 (Combi-Cut)

    €47,95 EUR per item
    €5,22 per m²
    ex. GB VAT
    Save €-47,95
    €47,95 EUR per item
    €5,22 per m²
    ex. GB VAT
  • 200mm Knauf Loft Roll 44 (Combi-Cut) - 1140mm x 5.2m | Insulation Merchant
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    LOFT ROLL by Knauf Insulation

    200mm Knauf Loft Roll 44 (Combi-Cut) - 1140mm x 6.0m

    €48,95 EUR per item
    €7,16 per m²
    ex. GB VAT
    Save €-48,95
    €48,95 EUR per item
    €7,16 per m²
    ex. GB VAT
  • 100mm Superglass Multi-Roll 44 - Pallet of 12 | Insulation Merchant
    MULTI-ROLL 44 by Superglass

    100mm Superglass Multi-Roll 44 - Pallet of 12

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    Add to a quote for our best rate.

  • 150mm Superglass Multi-Roll 44 - Pallet of 12 | Insulation Merchant
    MULTI-ROLL 44 by Superglass

    150mm Superglass Multi-Roll 44 - Pallet of 12

    €374,95 EUR per item
    €4,05 per m²
    ex. GB VAT
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    €374,95 EUR per item
    €4,05 per m²
    ex. GB VAT
  • 100mm Thermafleece CosyWool Sheep Wool (2 x 570mm rolls) | Insulation Merchant
    COSYWOOL by Thermafleece

    25mm Thermafleece CosyWool Sheep Wool (1 x 570mm roll)

    €38,95 EUR per item
    €5,69 per m²
    ex. GB VAT
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    €38,95 EUR per item
    €5,69 per m²
    ex. GB VAT
  • 100mm Thermafleece CosyWool Sheep Wool (2 x 570mm rolls) | Insulation Merchant
    COSYWOOL by Thermafleece

    25mm Thermafleece CosyWool Sheep Wool (1 x 370mm roll)

    €25,95 EUR per item
    €5,84 per m²
    ex. GB VAT
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    €25,95 EUR per item
    €5,84 per m²
    ex. GB VAT
  • IndiNature IndiLoft Hemp Flexibatt Loft Insulation | Insulation Merchant
    INDILOFT HEMP by IndiNature®

    IndiNature IndiLoft Hemp Flexibatt Loft Insulation

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  • 100mm Thermafleece CosyWool Sheep Wool (2 x 570mm rolls) | Insulation Merchant

    5.0

    COSYWOOL ROLL by Thermafleece

    Thermafleece CosyWool Sheep Wool Roll Insulation - 400 & 300mm

    €116,95 EUR per item
    €14,99 per m²
    ex. GB VAT
    Save €-116,95
    €116,95 EUR per item
    €14,99 per m²
    ex. GB VAT