Derbigum Flat Roof Membranes

Key Features & Applications

• Derbigum APP modified bitumen membranes can be used for re-roofing, new build and green roofs
• BBA approved, fully warranted systems are available with a life expectancy in excess of over 40 years
• Suitable for flame-free and cold application to warm roofs with metal, concrete or plywood decks and inverted roofs with concrete decks
• The high melt point ensures membrane stability in the hottest weather whilst the polyester/glass fibre reinforcement provides high tensile strength
• Manufactured in accordance with ISO 9001:2008 and ISO 14001:2004

Membranes & Insulation

• Membrane choice includes Derbigum Black, Derbigum Mineral, Derbibrite and Derbigum Anti-Root
• Insulation choice includes PIR, mineral wool, cork, cork/PIR composite and extruded polystyrene to suit specification and U-value parameters
• A wide range of underlays are available, providing superior built-up roofing solutions
• The single layer option offers a higher performance alternative to PVC single ply
• Samples are available on request

Installation & Maintenance

• Installed by a nationwide network of Derbigum Registered Contractors
• Built-up systems comprise of a torch applied membrane with torched laps, single layer systems comprise of a cold bonded or mechanically fixed membrane with laps sealed by torch, hot air welding or in cold mastic
• Options for completely flame-free, high speed spray installation are available, achieving 1000+ sq. m per day
• Only minimal routine maintenance is required