Slope roof drains do not need to be waterproof
When installing a waterproof board, when the width of a waterproof board is not enough, to be placed side by side, it should be noted that the gap between the board and the plate will provide potential space for root growth.
In addition, according to conventional settings vertical and horizontal sub-grid, complex structure easy to leak.
The overall rigid waterproof layer is often due to these small structural nodes handled properly, resulting in the failure of the entire roof waterproof.
need.
Roof waterproof layer regardless of which form and materials, constitute the entire roof of the waterproof drainage system, all the necessary pipes, flues, drainage holes, embedded iron and pillars and other roof out of the facilities, should be done in the roof waterproof Layer to properly handle the structure of the node, with particular attention to the connection part of the soil and the drain part of the water flow.
