SharkBite SBDC35 De-Mount Clip, 1-1/4-Inch Instant Push-Fit connection for increased ease-of-use. No soldering, clamps, unions, or glue required. Fittings certified to 200 PSI and 200F (93C). Fits copper tubing, and CTS CPVC and PEX and connects all three types in any combination. Approved to be used underground and behind walls without access panels Designed for hydronic heating as well as potable water distribution.