1000 Gallon per Hour Reverse Osmosis Used this season will make 6% in a single pass Condition excellent High pressure, 18 gallon per minute piston pump with 10HP 220 VAC motor, and 2 HP prime pump. Comes with 8" H2O membranes one new, and one used. Also have 2- 8" XLE440 membranes Contact Bryan 616 437 two 07 one