EZ-FLO 2005-HB 3/4 Gallon Low Pressure Hose Bib and Drip Connection Fertilizer Injector System Convenient hook up toyour garden hose at the tap or drip system Broad flow range from 2.5 GPM minimum with no maximum flow limit operating at 5 PSI to 80 PSI Installs in minutes with no electricity required High capacity, accurate proportioning from 1000:1 to 100:1 ratios Durable construction with UV protection