Medium bodied, fast setting, low VOC CPVC cement for copper tube size pipe and fittings with interference fit through 2″ (63 mm) diameter. ONE STEP CEMENT – formulated to be used without primer if Codes permit. For potable water to 180°F (82°C). Suitable for residential plumbing and industrial systems. Approved by Lubrizol Advanced Materials, Inc. for FlowGuard Gold® Systems.