... Solar Water Heater Pipe 1. Certification:ISO9001,CE 2. over-lap welding 3. color:any color 4. supply OEM PEX-AL-PEX pipeAluminum plastic pipe ... is generally applied in the liquid and water transportation for heat and cold water, gas, solar energy, heating, air- ... cable D) Conveying potable liquids in beverage factory E) Heating system of caliduct, under floor and wall, the ...