Oatey 30751 House Primers, 8 oz, Clear Lo-V.O.C. Solvent Cement meets California South Coast Air Quality Management District (SCAQMD) 1168/316A or BAAQMD Method 40 and various environmental requirements Removes surface dirt, grease and grime as well as softens the pipe surface to allow a fast, secure solvent weld Meets ASTM F656 A clear aggressive primer for use on PVC and CPVC pipe and fittings Lo-V.O.C. Primer meets California South Coast Air Quality Management District (SCAQMD) 1168/316A or BAAQMD Method 40 and various environmental requirements Removes surface dirt, grease and grime as well as softens the pipe surface to allow a fast, secure solvent weld NSF Listed Meets ASTM F-656