Leak-Free: Features Secure, Leak-Free Compression Connections Pipe Connector: Connects 2 COMP Pipes of Equal Diameter Within Your Cold Water Systems; NSF Approved for Potable Water Specifications: 150 PSI @ 73°; ConForms to NSF/ANSI 61& 372 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