16 OZ, Gray, Medium Bodied Cement, For Use On PVC Pipe & Fittings, Up To 6" Diameter For Schedule 40 & Schedule 80, Recommended For All Grades & Types Of PVC Pipe & Fittings, Potable Water, Pressure Pipe, Gas, Conduit & DWV, Recommended Application Temperature 40 Degrees To 100 Degrees Fahrenheit, Meets ASTM D-2564.