What is the drainage system?
Rainwater harvesting system and the role of the first element (accumulating plane) is usually the roof of the main or any well-located building. Accordingly, the system of gutters and horizontal sewers that drain water from the roof acts as the second element. Well, either a trivial ground tank or a full-fledged underground storage usually acts as a drive.
Moreover, the efficiency or, if you like, the productivity of the drainage system, first of all, depends on the type of storage area. Therefore, the construction of the catchment begins with the choice of the roof, or rather its slope.
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