***Flash Sale*** Price drop to £22.50 per m2 plus VATTo claim, please call branch on 0118 9722028 or email us. T&Cs apply.Thermalite aircrete blocks provide a cost-effective solution for wall, floor and below-ground constructions. A closed micro-cellular structure, that features tiny pockets of trapped air, gives Thermalite its distinctive features: high thermal and sound insulation, lightness for handling, high compressive strength and fire resistance. Thermalite’s excellent thermal insulation properties make U-value targets easier to achieve and can help reduce the CO2 emissions during a building’s life.