What does the so-called sub-tube in PPR tube mean?

In decoration, water and electricity installation and other projects, we often hear the words "4 pipes" and "6 pipes". For those who do not know, it is inevitable that they will be confused. So, what does the so-called "several pipes" in PPR pipes mean? Today I will explain in detail for you. The saying "several pipes" in

PPR pipes comes from the imperial unit, which has a fixed correspondence with the metric unit millimeter. In practical applications, 4 points represents a PPR pipe with an outer diameter of 20mm, and 6 points corresponds to a PPR pipe with an outer diameter of 25mm. Many people will wonder, is the PPR6 pipe 20 or 25? The answer is 25mm. The outer diameter of the PPR pipe represented by 1 inch is 32mm, and the outer diameter of the pipe represented by 1 inch and a half is 40mm. The values mentioned above all refer to the outer diameter of the pipe.

understand these corresponding relationships, we can also clearly answer the question "20PPR pipe is a sub-pipe", 20PPR pipe refers to 4 sub-pipes. In addition, the pipe of PPRde20 also refers to the PPR pipe with an outer diameter of 20mm, where "de" refers to the outer diameter of the pipe, which is a commonly used marking method in building water supply and drainage drawings.

Among many PPR pipe brands, AD PPR pipe is favored for its excellent quality. AD pipeline manufacturers always adhere to strict production standards, use high-quality raw materials, and use advanced production technology to ensure that each AD PPR pipe has good corrosion resistance, impact resistance and temperature resistance. Whether it is the supply of hot and cold water in home decoration, or the water supply and drainage system in engineering construction, AD PPR pipe can meet the needs of various scenarios with stable and reliable performance.

choose the right PPR pipe, not only related to the normal operation of the pipeline system, but also closely related to the safety and convenience of daily water use. When you buy PPR pipe, look for high-quality brands such as AD pipe, produced by professional manufacturers, the quality is more guaranteed, and you can create a worry-free water supply and drainage system.