Weld-On® 724™ is an industrial grade, orange or gray, low VOC emission, heavy bodied, medium setting, high strength CPVC solvent cement for all classes and schedules of pipe and fittings with interference fit, including Schedule 80 through 12" diameter. Also recommended for PVC industrial piping systems for chemical applications. Weld-On® 724™ is especially formulated for use on industrial piping systems (CPVC or PVC) requiring chemical resistance to caustics, including hypochlorite solutions, mineral acids, aggressive water and aqueous salt solutions. Approved for use with Corzan™ industrial piping systems. Weld-On® 724™ has a shelf life of two years in a tightly sealed container.