A purple-tinted aggressive primer recommended for use on PVC and CPVC pipe and fittings, all schedules and diameters. Formulated to remove surface dirt, grease, and grime as well as soften the pipe surface to allow for a fast, secure, and permanent solvent weld. For use in areas where code calls for verification that a primer has been used. Recommended for all PVC and CPVC installations. NSF and UPC listed. Exceeds ASTM F-656.