pex tubing temperature ratings
All PEX pipe must meet the same. qualification requirements as specified in the PEX. Standards. Continuous use temperature ratings as high. as 200Â°F (93Â°C) are required as well as standardized. chlorine resistance testing to ensure that the piping will. withstand the most aggressive drinking water conditions.
The PEX tube is intended for hot and cold potable water distribution systems. The tube can withstand a maximum heat temperature of 200 degrees Fahrenheit for applications for heating. In a plumbing project, the PEX is able to stand a maximum heat of up to 180 degrees Fahrenheit.