Due to State and Federal Law, we sell Syringes and Needles only to the Medical Facilities. Designed to run 24 hours per day, 7 days per week at 50 Lbs of pressure or less * Features a tamper-proof locking regulator valve to guard against unintentional increases or decreases in pressure settings * Warranty: 1 year * Max Pressure: 90 psi (Continuous at 50psi) * Weight: 18 Lbs. * Dimensions: 13.5" L x 7" W x 14.5" H *