NAVADEAL 1/2&rdquo; DN15 & 3/4&rdquo; DN20 Brass Narrow Fan Jet Fountain Nozzle Spray Sprinkler Head Narrow fan is a small size jet nozzle. It creates a particularly compact, fan shaped water stream. Whether as single nozzle or as group arranged around a central nozzle, fan jet nozzle will always generates an impressive presence. Fan nozzles work independently of the water level and can be located in dry areas. Material: Brass; Inlet: 1/2" DN15 Female Thread and 3/4" DN20 Male Thread Working Pressure: 7.3 psi; Water Flow: 11.0-22.0 gpm; Jet Spray Height: 0.5-2 feet 100% MONEY BACK GUARANTEE- NAVAdeal are backed by 100% guarantee that you are fully satisfied with your product or receive your money back.