Christy's RH.RHPP.PT - Red Hot Purple PVC Primer (Pint) Industrial grade, ultra aggressive, fast acting primer for use on PVC and CPVC pipe and fittings. Also recommended for large diameter, Schedule 80 and cold weather applications. Premium formulation quickly softens and prepares bonding surfaces for solvent cement application. Purple color enables visual confirmation that primer has been applied. Use with Christy's Red Hot Blue Glue for Red Hot performance; Not for use on ABS pipe and fittings.