Where Asphaltech mastic asphalt is required as a roofing surface only with little or no traffic, it is laid in two coats to a nominal thickness of 20mm. The first coat is laid to a thickness of 10mm and the second coat 10mm. It is applied in a liquid form and spread out to form and homogeneous surface which whilst liquid can be formed to any shape or surface as required. It can then be protected by a solar reflective UV resistant paint.
- Solar paint colours (white, grey, green) 0.4kg/m2
- Asphaltech mastic asphalt 20mm thick (2X10mm coats) 42.92Kg/m2
- Separation layer 3mm thick 1.9kg/m2
- Concrete deck