Green Roof Over Concrete

Sloped or curved green roof on concrete.

Green roof over concrete.

Green roofs can also be sloped or curved. Foamglas compact roof system is the perfect application for green roofs. A green roof is by essence a vegetal cover. The modern system requires the use of several layers answering to specific and necessary functions.

Enables a green roof installation over an existing concrete asphalt or other hard roof top surface. The composition follows a general canvas that will get shaped by the choice of the green roof type and materials. It is fully bonded and fully sealed making it vapour tight non combustible and 100 water resistant. A half inch lift provides needed drainage and ventilation between the new green roof and underlying surface.

Waterproof concrete technology has recently been introduced in north america. The designer had originally specified a ten inch structural post tensioned deck with a sandwich membrane followed by a four inch topping slab to protect the membrane. Concrete structures are durable. Projects include a large green roof with a small park over a parking structure in redmond wa.

Regardless of the shape watertightness is key. Concrete s light color reflects more light at night reducing lighting infrastructure and energy costs. Concrete s light color reduces the heat island effect lowering urban energy use.