The C-633 Series is a heavy duty wall hydrant designed for installation in mild climates. The C-633NSV has a versatile 360o swivel, while the C-633NCC has a straight brass pipe connection. Both models have inlets that will connect to either 3/4” MPT or 1” FPT pipe in tight spaces. These commercial wall hydrants are key operated, code approved, flow up to 19 GPM and have a box option that will allow for installation inside a 6” wall. The PRIER C-633 Mild Climate Wall Hydrants provide a year-round hose threaded source of water for structures. The C-633 has two options; one that includes a 360o swivel that allows a simple piping orientation inside a narrow wall. The other, is a close-coupled design for straight supply piping applications. High flow rate, 19 gallons per minute at 25 PSI differential Heavy patterned, high quality brass castings Self-draining, even with hose attached and under pressure Tested to 250,000 cycles; designed to last the life of the plumbing system EPDM stopper with “triple seal” positive shutoff system for drip-free shutoff Satin nickel plated body retains original finish for years Can be installed in horizontal or vertical position Self-cleaning spring less backflow check valve prevents water hammer and system noise Drainage ports are large enough to drain valve, and small enough to prevent insect nesting Listed and labeled to ASSE 1019-B or ASSE 1052, IAPMO/C-UPC