DripDrySpotless.com Car Wash Kit, Car Wash System 2 Stage Water Filter with Deionizing Resin and 20 Micron Sediment Filter Bypass valve conserves resin during wet and wash includes 1 Extra Resin Nylon web handle, 50 feet of Expanding hose and 9 setting 'Soap gun' 25-30 car washes depending on spray setting & water quality, (&lt;100ppm) 30 Day return, 1 years parts replacement except dropped canister, that we replace at cost.