Hydroseal Canada's  PVC & CPVC cements are for all classes and schedules of pipe and fittings with interference fit through 24 inch diameter. Can be used without primer on non-pressure systems if local codes permit. Listed by NSF International for compliance with ASTM D-2564 , NSF/ANSI Standard 14 for use on potable water, drain, waste, vent and sewer applications. Available in sizes: 4oz, 8oz, 16oz and 32oz.