Oatey 32161 Contact Cements, 4 oz, Blue 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 Very fast setting Recommended for potable water, sewer and DWV applications Recommended application temperature 40F to 110F / 4C to 43C. Acceptable for use as a one-step application where local code permits. No primer needed on non-pressure DWV, where local codes permit. Meets ASTM D2564 Quickly melts surface to weld the joint Thickest hot cement clings to surface better Blue Lava Hot Cement sets the fastest Designed to maximize your productivity in all weather climates including, damp or humid conditions