Shenzhen zhongshenglong waterproof decoration company's roof waterproof and heat insulation can be done with two waterproof measures. First, paint, and then lay a layer of waterproof coiled material. The coating can use 911 coating, and the roof waterproof and thermal insulation sealing coating; the coiled material can use SBS coil or self-adhesive asphalt membrane.



Roof waterproof and thermal insulation:



Lay a layer of benzene board (8cm thick, 20kg / m3-25kg / m3, according to different climate conditions, the thickness of benzene board can be increased or decreased) ---- 3cm cement mortar protective layer (also find drainage slope) ---- waterproof layer ----- 3cm concrete protective layer (accessible roof)