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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.
Benefits
- 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
| Product Brand | Thermalite |
|---|---|
| Weight (kg) | 20.8 |
| Height Metric (mm) | 215 |
| Width Metric (mm) | 300 |
| Length | 440mm |