Thermalite 7.3N Hi-Strength Coursing Unit – Strength, Efficiency & Sustainability in Every Block

Engineered to meet the demands of modern construction, the Thermalite 7.3N Hi-Strength Coursing Unit combines exceptional strength with superior thermal and acoustic performance. These lightweight aircrete blocks feature a unique closed micro-cellular structure, creating tiny air pockets that effectively reduce heat loss and sound transmission.

Ideal for a wide range of applications—including walls, floors, and below-ground projects these coursing units help builders and specifiers meet strict U-value requirements and contribute to sustainable building practices by lowering CO2 emissions throughout the building’s lifespan.

The lightweight design not only facilitates faster installation but also reduces labour costs, all without compromising durability or performance. Whether for residential or commercial projects, Thermalite Hi-Strength Coursing Units deliver reliable, long-lasting value.

Features & Benefits

• Superior thermal insulation for enhanced energy efficiency
• Excellent acoustic insulation for increased occupant comfort
• Lightweight and easy to handle for faster, more efficient installation
• High compressive strength of 7.3N/mm² ensures lasting durability
• Cost-effective solution suitable for walls, floors, and below-ground use
• Supports achieving stringent U-value targets and sustainable building standards
• Contributes to reduced CO2 emissions over the building’s lifetime
• Dimensions: 440mm (L) x 65mm (H) x 100mm (W)

Ideal Applications

• Internal and external walls

• Floor constructions

• Below-ground building elements requiring strength and insulation

Why Choose Thermalite 7.3N Hi-Strength Coursing Units?
Delivering a perfect balance of strength, thermal efficiency, and sustainability, these coursing units are trusted by builders and specifiers to enhance building performance while supporting eco-friendly construction goals.