The Fernco Qwik Ell Flexible Hub 45-degree elbows, with optional reducer bushings, provide versatile connections for common household drain, waste, and vent pipes. Use a single elbow for 45-degree connections or combine two for a 90-degree angle - no special tools or fittings required. Quickly connect pipes of varying sizes with the included Reducer Bushing by simply inserting the bushing into the elbow end. The included reducer bushing offers an optional 1.5" x 1.25" or 1.5" x 1.5" connection, providing even more installation flexibility. It is a great choice for Pros and DIYers alike. Installation is as easy as sliding the flexible elbow on and torquing the stainless-steel bands down for a leak-proof connection. Before you grab the primer and glue - be sure and look for the right Fernco Coupling. This Fernco Qwik Elbow is compatible with Plastic (PVC, ABS, Smooth Wall HDPE), Cast Iron, or Steel Pipe for a watertight joint. For sewer and drain, waste, and vent piping. Maximum working pressure: 4.3 PSI. Fernco couplings have been proudly manufactured in the USA since 1964 and are made of the highest quality elastomeric polyvinyl chloride and corrosion-resistant, rust-proof clamps. With a reputation for quality, innovation, and reliable performance, you can trust Fernco as the global leader in flexible plumbing couplings.