Best Seller | Samson Directflo 30 553 164A Directflo diaphragm pumps the fluid through the center of the pump and compressed air acts on the outside face of the diaphragms. •Frictionless pivoting air valves •Bolted cover design •Long life diaphragms •In-line design •Quiet operation... more | | $1,470.00 FREE shipping go to store |