As time goes by, bitumen roof is easy to perish and it's waterproof function is weakened. We can see the condition in the picture of construction site.
As time goes by, concrete is easy to dusting. We can see the concrete ground is breaken in the picture.
The perish of bitumen make the roof leak water, the break of concrete make the ground in a bad condition.
How to slove a serious of problems？We can use the polyurea to repair them. We just need to clean the substrate and then spray the polyurea over the surface.
The effect of polyurea coating as the pictures show. it's beautiful, level, waterproof and durable.
Polyurea is a durable material，widely used in waterproof, anti-corrosion and anti-abrosion, such as roof waterproof, workshop waterproof, bridge, water reservoir, concrete tank, swimming pool etc.
