Seagull IV X-1F Replacement Cartridge- Marine Model
Replacement Cartridge (RS-1SG) for Seagull IV X-1 Series Water Purifiers (Marine/RV/ Residential Models). Operating costs at only pennies per gallon make Seagull IV purified water easier, more economical than bottled water. Tech Specs: Self-indicating cartridge replacement. Avg. 1000 gal. capacity. Avg. 1 gpm flow rate. Customers with Seagull IV (CA) Series, California residential models, please order RS-1SG (CA).