Triton TT Vapour Membrane being spray applied to the ICF insulating formwork system of a large basement construction. TT Super Admix was added to the concrete mix for the base slab and the ICF formwork infill, to provide a type B waterproofing system, as defined in BS 8102. TT Vapour Membrane was then spray applied to the ICF formwork as the primary waterproofing layer.