There are many reasons for the occurrence of cracks: climate change and solar radiation caused by the roof of the thermal expansion and contraction; roof after the warping deformation; foundation settlement or wall wood deck building template estimate load after the contraction of pulp and other reasons caused by roof changes; roof removal or Material shrinkage deformation and so on. Construction of the roof garden destroyed the original waterproof roof on the roof of the building may still leak, and in the more prone to leakage of roof waterproofing on a number of garden construction, which is more likely to cause roof waterproofing damage caused by leakage.

Even if the hole is not perforated or buried fixed iron, if not carefully construction, will damage the roof waterproof and drainage structure, resulting in roof leakage. It is sometimes Non Slip Surface for Outdoor Wooden Ramp Stairs and Walk Way possible to damage the waterproof layer, such as the use of shovels when filling is likely to damage the waterproof layer. Roof Garden Water More Water and water for various plants, pools, fountains and other water are also very frequent, so that the roof has increased the water source.

In general, the roofing of the building does not take into account the drainage of the plant's leakingreplace wood fence with vinyl water and water works required for the construction of the roof garden. In particular, the waste water and the pool of waste water contain plant roots and leaves and sediment. Drain and pipe blockage, resulting in roof water and water leakage. No matter what kind of factors cause water leakage, people often blame the roof garden, which for the promotion of the roof garden caused by social resistance. So planning and design and construction outdoor carpet to cover concrete units and the use of units should have sufficient understanding. , Together to deal with the roof of the garden waterproof.