Tarmac Topcrete Solid Concrete Block 100mm [7.3N]

The Tarmac Topcrete Solid Concrete Block 100mm 7.3N is a standard concrete block with high thermal insulation and acoustic performance. Low weight and high strength make these suitable for a range of applications including cavity walls above and below ground,  higher strength load-bearing walls solid internal and external walls and walls above and below DPC. Topcrete blocks conform to a fire resistance rating Class A1 to BS EN 13501.