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Water Supply And Drainage Pipe Acquisition Of Small Knowledge

Water supply and drainage pipe purchase small knowledge

At present, in the home decoration to the building drainage of the hard PVC (PVC-U) pipe and the random copolymer polypropylene pipe (PPR) mainly. Consumers should pay attention to the following points when choosing rigid polyvinyl chloride (PVC-U) tubing and random copolymer polypropylene pipe (PPR) for building drainage:

1. First select the implementation of national standards of products, consumers in the purchase of pipe should pay attention to observe whether the pipe marked the implementation of GB, such as the implementation of the enterprise standard should be noticed.

2. Attention to observe the appearance of pipe, pipe should be smooth, flat, no bubbles, discoloration and other defects, uniform color, no impurities, wall thickness uniformity.

3. Pay attention to the pressure level of water supply pipe, pay attention to choose to meet the actual use of pressure level. Generally speaking, the hot water pipe is suitable to choose Pipe Series S for 2.5 of the pipe, that is, the diameter of 20 pipe wall thickness should be more than 3.4mm, outside diameter of 25 pipe wall thickness should be 4.2mm or more.

4. The pipe should have enough rigidity, especially the drainage pipe, press the pipe with the hand should not produce deformation.

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