Everyone must be relatively unfamiliar with the pipeline. Although it is always visible in the family, it is not always understood. What are the rules for pipeline installation?
Ruihe water pipe
??(1) The pipeline project should be installed according to the requirements of the household. After the completion of the pipeline project, it should be pressure tested and the inspection qualified before other decoration works can be carried out.
(2) The quality of selected pipes and fittings shall comply with the provisions of current national standards.
(3) The installation of the pipeline must be horizontal and vertical. The drainage pipe must be open.
?? (4) The various valve positions installed should be correct for ease of use and maintenance.
??(5) Through the water pressure test all joints, the valve and the pipe connection must not have water seepage, water leakage phenomenon.
?? (6) galvanized pipe end of the interface thread must have eight teeth, the infusion must have five teeth, there must be no blast of teeth, the raw tape must be more than 5 circles in order to take over the tube tight 2 tightly after not to The opposite direction is hinged. After installation, hook nails should be fixed in time. There must be no loosening between pipes and fittings or valves.
(7) Plastic (PVC) pipes and fittings shall be installed strictly in accordance with the product specification.
(8) Water heaters (electric water heaters) should be installed before entering the water valve.
(9) The hot and cold water joints of the face washer shall be installed below the face washer, with cold water on the right and hot water on the left.
?? (10) Tub drain outlet should be aligned with the downfall, and make a good seal, it is strictly forbidden to use plastic hose connection. The shower faucet should be installed on the same side of the water outlet, with cold water on the right, hot water on the left, and the faucet in a correct position with a bowl-shaped shield close to the wall.
What are the requirements for pipeline project acceptance?
??(1) The quality of pipelines and fittings should comply with current standards.
?? (2) Valve installation should be upright and the switch should be flexible.
??(3) After the water pressure test, all the pipes. Valves and joints should be free from water seepage and water leakage.
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