This Midline Valve PVC Fitting Is the Ideal Choice for Joining Pipes within Your PVC Pipelines. It Features a Solid Construction, Secure Connections, Rust Resistance, and Multiple Approvals. Manufactured with the Highest Quality Materials and Workmanship, it will serve your Plumbing Needs Faithfully. LEAK-FREE: Features Union End, Double O-Ring Slider, and Secure Compression Connections PIPE CONNECTOR: Connects 2 COMP Pipes of Equal Diameter Within Your Cold Water Systems; NSF Approved for Potable Water SPECIFICATIONS: Length 8-3/4'' thru 11-1/4''; 150 PSI @ 73°; Conforms to NSF 61& 372, ANSI and ASTM Approved IDEAL FOR JOINING PIPES IN: Landscaping Sprinklers, Pools, Water Park, Aquarium, ETC. PVC PIPING: PVC Piping Systems Feature Improved Performance, Increased Safety, and Better Rust and Corrosion Resistance when Compared with Steel Piping Systems ⚠ California Proposition 65 Warning: This product is known to the state of California to cause cancer, or other reproductive harm.