605.16 Chlorinated Polyvinyl Chloride/Aluminum/Chlorinated Polyvinyl Chloride (CPVC/AL/CPVC) Pipe and Tubing
Joint surfaces shall be clean and free from moisture, and an approved primer shall be applied. Solvent cement, orange in color and conforming to ASTM F493, shall be applied to joint surfaces. The joint shall be made while the cement is wet, and in accordance with ASTM D2846 or ASTM F493. Solvent cement joints shall be permitted above or below ground.
Exception: A primer is not required where all of the following conditions apply:
- The solvent cement used is third-party certified as conforming to ASTM F493.
- The solvent cement used is yellow in color.
- The solvent cement is used only for joining 1/2-inch (12.7 mm) through 2-inch-diameter (51 mm) CPVC/AL/CPVC pipe and CPVC fittings.
- The CPVC fittings are manufactured in accordance with ASTM D2846.