Rusco 1-1/2" Polyester or Stainless Steel Spin-Down Filter with Flush ValveRusco Spin Down Sediment Filter 1 1 2" Spin Down Filter with Flush Valve Industry leading sediment filtration with tool free flushing since 1977 10 50 GPM flow capacity Polyester or stainless steel screen options Built in flush valve for easy maintenance 150 PSI maximum pressure The Rusco Spin Down Filter combines centrifugal sediment separation with a reusable screen element and integrated flush valve, eliminating the need for disposable cartridges.