Check the listing for details. Pressure Gauge Replacement For Select Hayward Sand and D.E. Filter ECX270861. Condition: New. Listed at 10.49 USD. Pressure Gauge 0-60 PSI Replacement for Select Sand & D.E. Pool Filter ECX270861 Product Description Made of stainless steel and wear-resistant plastic, the water pressure gauge for pool and spa filters can be used frequently. Displays accurate readings: Get accurate pressure readings with this pool sand filter gauge. It is built on the BAR and PSI measurement methods. It’s made to latch vertically on Hayward pool filter series. Fitment: Fits micro-clear vertical grid, perflex extended-cycle d.e. filter and sand filter models ec30, ec40, ec40ac, i_pfppts, s160t, s200, s240, s245t, s190t Fits hayward pro series sand filter models s210s, s244s, s310s, s140t, s144t, s180t, s210t, s220t, s220t2, s230t, s244t, s244t2, s270t, s164t, s166t