Underfloor Insulation

Underfloor insulation is used to improve thermal performance and indoor comfort across residential construction projects. The range includes rigid insulation boards and thermal slab insulation for suspended floors and concrete slab applications. Designed to reduce heat loss, improve energy efficiency and support more stable indoor temperatures.

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  • Pink Thermal Slab Sisalation
    Special Order

    Fletcher Insulation

    Fletcher Pink® Thermal Slab R3.0 Sisalation® 100mm (2 Pack)

    $308.94 inc. GST
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  • Pink Thermal Slab Sisalation
    Special Order

    Fletcher Insulation

    Fletcher Pink® Thermal Slab R2.0 Sisalation® 68mm (3 Pack)

    $318.25 inc. GST
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  • Kingspan Kooltherm K3 Underfloor Insulation Kingspan Kooltherm® K3 Underfloor Insulation Board 2400 x 1200mm

    Kingspan

    Kingspan Kooltherm® K3 Underfloor Insulation Board 2400 x 1200mm

    From$779.89 /PK inc. GST
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Leading brands Knauf, Hebel, Kingspan, James Hardie and more.