• thermalite-block-trench-t-g-300mm-4-0n

Product highlights

Thermalite Trenchblock Tongue and Groove is an excellent alternative to the construction of cavity walls with concrete infill, engineering bricks or large aggregate blocks for foundations. The 300mm tongue and groove design make the blocks simpler to fit together than standard blocks, saving time during construction. Its unique design also removes the need for mortar to be used on prep-ends, making it an economical purchase.

£6.69

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Product highlights

Thermalite Trenchblock Tongue and Groove is an excellent alternative to the construction of cavity walls with concrete infill, engineering bricks or large aggregate blocks for foundations. The 300mm tongue and groove design make the blocks simpler to fit together than standard blocks, saving time during construction. Its unique design also removes the need for mortar to be used on prep-ends, making it an economical purchase.

  • Product details

  • Thermalite Trenchblock Tongue and Groove is an excellent alternative to the construction of cavity walls with concrete infill, engineering bricks or large aggregate blocks for foundations. The 300mm tongue and groove design make the blocks simpler to fit together than standard blocks, saving time during construction. Its unique design also removes the need for mortar to be used on prep-ends, making it an economical purchase.

    • Dimensions
    • 440mm x 215mm x 300mm
    • Hand-hold grips on perp ends
    • Removed the need of mortar on the perp ends
    • Tongue & Grooved joints on perp end
    • Improves thermal performance
    • Compressive Strength
    • 3.6N/mm²
    • Design
    • 0.15 W/m.K
    • Dry Density
    • 600 kg/m³
    • Eight Scratch markings to identify block
    • Brand - Thermalite

  • Safety information & instructions

  • Some important details that you may need to consider:

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£6.69

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So that we can give you the best pricing and availability we need you to enter the postcode and select the address of the area you're thinking of picking them up in or having them delivered to.