Green Roof Over Concrete

A half inch lift provides needed drainage and ventilation between the new green roof and underlying surface.

Green roof over concrete.

Sloped or curved green roof on concrete. The composition follows a general canvas that will get shaped by the choice of the green roof type and materials. Foamglas compact roof system is the perfect application for green roofs. Enables a green roof installation over an existing concrete asphalt or other hard roof top surface.

Impervious concrete roofs support green landscaping reducing water runoff and reducing heat island effect. Green roofs can also be sloped or curved. The modern system requires the use of several layers answering to specific and necessary functions. 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.

Sika has green roofs systems for use on both concrete and metal deck applications providing the flexibility to choose the system that best fits your building s design criteria. Sarnafil green roof over concrete deck vegetation sarnafil membrane growth medium insulation protection drainage layer drainage composite concrete deck sarnafil membrane. Regardless of the shape watertightness is key. Projects include a large green roof with a small park over a parking structure in redmond wa.

Waterproof concrete technology has recently been introduced in north america. It is fully bonded and fully sealed making it vapour tight non combustible and 100 water resistant. A green roof is by essence a vegetal cover.