Oatey FlowGuard Gold 1-Step All Weather Fast Set Yellow Cement is recommended for cold water systems and hot water systems up to 200 Deg F/93 Deg C.Its prevention formula is designed to help protect pipes from corrosion. Its medium body has excellent gap filling properties and is easy to apply with included in-lid dauber.This yellow, low VOC, fast set cement can be used to solvent weld copper tube sizes (CTS) CPVC hot and cold potable water pipes and fittings up to 2 in. diameter with interference fit. Low VOC, high performance solvent cement that meets California South Coast Air Quality Management Districts (SCAQMD) 1168/316A or BAAQMD Method 40 requirements, meets ASTM Standard F493 and complies with NSF/ANSI 61 health effects requirements.