The NIBCO 1-1/2 in. PVC DWV 22-1/2-degree street elbow features a spigot x hub connection and is used to change the direction of flow. Polyvinyl chloride (PVC) is the most frequently specified of all thermoplastic materials because of its light weight, durability, and cost-effectiveness. PVC fittings exhibit high corrosion and chemical resistance and will not rust, scale, pit or corrode. Features: 11/2 in. Inside Diameter and 1.625 in. Outside Diameter Changes direction of PVC piping 22-1/2 from a fitting hub to PVC pipe size Solvent welded connections PVC requires a primer before cementing Smooth interior finish for reduced friction and material buildup Helps remove waste water and waterborne wastes from plumbing fixtures and appliances Do not test or use with compressed air or other gases Maximum service temperature 140 degrees Farenheit NSF/ANSI Standard 14, UL Listed 94V-0