Hercules® PVC Heavy Body Slow Set Gray Cement is recommended for potable water, pressure pipe, conduit and DWV applications. Its thick formulation provides good working time and a wide pipe size working range. It is easy to apply with included in-lid dauber. This gray, heavy bodied, slow set cement can be used to solvent weld PVC Schedule 40 and 80, up to 15 in. diameter with interference fit. Behold the power of Hercules®, products built to last and trusted by plumbers to withstand even the toughest conditions.