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1, home decoration hose commonly used PPR pipes, plastic water pipes, brass, steel pipe prices are relatively higher, and PPR pipe fittings prices are higher than steel pipe fittings, copper pipe prices are the most expensive, the price is equivalent to PPR pipe 4 times or so.
2, home decoration Laying pipes should be avoided from the ground on the shop, preferably from the top or the wall line, the amount of pipe may be slightly increased, but it is conducive to future pipeline maintenance.
3, cold and hot water pipe wall thickness is not the same, cold water pipe can not be used as hot water pipe, hot and cold water pipes is a simple way to distinguish the hot water pipe is marked with a red line.
4. The standard length of PPR pipe is four meters each. When buying, it is necessary to ask whether the price of each pipe is the price of each pipe or the price of pipe per meter. After the pipe is delivered, it is necessary to remember whether the length of the pipe meets the requirements.
5, home decoration hose should pay attention to the pipe diameter and wall thickness, the general manager to use 6 in charge of the branch can choose to use 4 in charge, in order to ensure the amount of water, in charge of 6 can also be used in charge of.
6, home improvement When buying pipes, pay attention to whether the pipe diameter is symmetrical or not, and the uneven thickness of the pipe diameter will affect the docking of the two interfaces.
7. The Quality Standard for Home Furnishing Decoration Works of the Building Decoration Industry Association has such a stipulation on the time and pressure of pressure test: Newly installed water supply pipelines must be subjected to pressurization tests in accordance with relevant regulations. The test pressure of metal and its composite pipe is 0.6MPa, and it is regulated for 10 minutes. The pressure drop in the pipe should be no more than 0.02MPa and no leakage. The test pressure of plastic pipe is 0.8MPa and the pressure is 20 minutes. The pressure drop in the pipe should be no more than 0.05MPa. leakage.
How to buy decoration hose