Classical waterproofing system for inaccessible flat roofs
Single-ply waterproofing system, self-protecting core, fully bonded with cold glue.
Specification
• Support : Concrete
• Vapor barrier : DERBICOAT 2,5mm thick membrane, fully torched on concrete support, pre-impregnated with DERBIPRIMER S bituminous primer
• Insulation : Glueable polyurethane insulation board, fully bonded with DERBITECH FA or DERBISEAL S
• Waterproofing: DERBIGUM SP4 FR single-ply waterproofing membrane with a thickness of 4 mm (APP-TPO). Fully bonded with DERBIBOND NT cold glue on the insulation board