Rather place your order over the phone? Trade customers can call us directly to place new orders on 0208 2641 144. Lines open 8am - 10pm 7 days/week.
The Hi-strength Thermalite Trench Blocks 7.3N 300mm are robust and durable building materials, perfect for below-ground constructions such as foundations and beam and block flooring. These blocks are manufactured from aerated concrete, offering excellent thermal performance and lighter weight compared to traditional materials. They are resistant to frost and sulphate attacks, enhancing their longevity and reliability. With the strength rating of 7.3N per mm², these blocks provide the ideal combination of high performance and practicality.
Type | Concrete blocks |
Length | 440mm |
Width | 300mm |
Height | 215mm |
Weight | 14.5kg |
Texture | Textured |
Material Composition | Autoclaved aerated concrete (AAC) |
Density | Approx. 600 kg/m^3 |
Compressive Strength | 7.3N/mm2 |
Thermal Conductivity | Approx. 0.15 W/mK |