The Thermalite 355mm Trenchblock T&G 3.6N is a high-quality, versatile building product designed for use in below-ground applications. Manufactured from aerated concrete, it offers superior thermal efficiency and excellent performance characteristics. The tongue and groove design ensures a snug and secure fit, aiding in simple installation. With its impressive strength of 3.6N/mm², this trench block is suitable for a wide range of building projects including foundations and retaining walls.

Brand Name	Forterra
Material	Aerated Concrete
Type	Concrete Blocks
Length	440mm
Width	215mm
Height	355mm
Weight	21.7kg
Texture	Textured
Density	Approx. 460 kg/m^3
Compressive Strength	3.6 N/mm2
Thermal Conductivity	Approx. 0.15 W/mK