Everpure's Costguard line of value priced filtration systems and replacement filters are designed for rigorous foodservice and residential applications. The housings feature inlet/outlet shut-off valves, gauges, moutning bracket and hardware. The replacement filter cartridges NSF certified for performance and are standarized to fit most 10" & 20" slime line systems, as well as 10" & 20" big bowl systems.