Raindrip R166C Adjustable Misters and Barbed Risers This adjustable misters and 4-inch high density polyethylene risers with 0.25 inch barbed adaptors. Adjustable from fine to heavy mist up to 3 feet diameter. Flow rate is 4 to 7 GPH and 25 PSI. Features The Mister is adjustable from a fine mist up to 3 feet diameter Flow Rate: 4-7 GPH at 25Psi Adjustable Mister and 4-inch high density polyethylene risers with 1/4-inch barbed adaptors make it easy to attach to 1/4-inch drip Tubing Up to 3-foot spray range Built to last Adjustable misters and barbed risers Flow rate 4 to 7 GPH, 25 PSI Measures 4-inch risers USA SHIPPING estimates delivery times and we work to get your item to you as quickly as possible and within those times, but please know it may take slightly longer than the estimate.