Drip Depot Rotary Head Butterfly SprinklerThe rotating butterfly redirects the outflow of water to create a full-circle spray pattern up to a 40' diameter. Constructed of durable high-impact plastic with minimal metal parts, the sprinkler head attaches to any 1/2" MPT connection. Thread tape is recommended with any NPT connection to ensure a leak-free seal.Water PressureDiameterOutput15 PSI28 FT2.6 GPM25 PSI35 FT3.4 GPM35 PSI38 FT4.1 GPM45 PSI40 FT4.6 GPM