Spears P309 Series PVC DWV Pipe Fitting, 1/4 Bend, Long Sweep Elbow, 2" Hub x 2" Spigot Elbow that turns 90 degrees in a shallow radius to prevent clogging Hub connection on one end and spigot on the other end for connecting two pipes with different ends PVC for corrosion resistance, high strength, and less weight than fittings made from metal Operating temperature range of 73 to 140 degrees F (23 to 60 degrees C) Complies with ASTM D2665 and ASTM D3311 and certified to National Sanitation Foundation International (NSF)/American National Standards Institute (ANSI) International Standard 14 (NSF-dwv) and NSF International Uniform Plumbing Code (NSF-U.P. Code)