Product overview
Polypropylene (PP) mute pipe for drainage is produced from triple extrusion technology that is fully controlled by computers. Its inside and outside layers are made of polypropylene resin, and its intermediate layer is made of a special material that can reduce noise. YOUYI PP mute pipe series for drainage have been certified by ISO9001-2008, and passed the tests conducted by National Chemical Construction Material Testing Center and other relevant organizations.

Primary properties
-  Less noise of dropping water
-  Good impact resistance
-  Easy installation, socket connection
-  Excellent chemical corrosion resistance
-  High temperature resistance: transport hot water of up to 95℃
-  Soft connection and flexibility

Applications
-  Indoor drainage system in office building, school, hospital, hotel, villa, high-rise residential building
-  Hot industrial sewage system

Installation guide
You should only use pipe cutters to cut pipe rectangularly. The distance between two socket joints is better less than 3m. The length that you pull out the pipe right after pushing it into fittings should be no more than 8mm in the summer and 12mm in the winter.
-  Cut the pipe rectangularly with pipe cutters, and remove cutting debris
-  Push the pipe into the bottom of fittings, mark the joint, and pull out the pipe by 6-12mm for the second mark
-  Clean the interior of fittings and the outside wall of pipe, and add lubricant
-  Fit the seal ring into the interior of fittings and add lubricant as well
-  Push fittings to the second mark