The Thermalite T&G Trench Block is a cost-effective alternative to building cavity walls with concrete infill, engineering bricks or heavy aggregate blocks for foundations. It is a tried and tested product that offers excellent thermal performance.

Product Features:

• Suitable for Soils: Suitable for use in soils of up to Design Sulfate Class DS 4.
• Tongue and Groove Joints: Available with tongue and groove joints and handholds for ease of use.
• Thermal Performance: Improves thermal performance compared to traditional building methods.
• Mortar Elimination: Eliminates the need to mortar perpends, saving time and effort.

This Thermalite Trench Block is ideal for foundations and offers a durable and efficient solution for your building project.