1.Home use: Filtration and treatment of drinking water, protection of taps, boilers,washing machines and other installations. 2.Technical use: Pre-filtration, micro-filtration; protection of pumps, heating systems, softeners, demineralising and chlorine-removing appliances. FEATURES 1. Quick-fit for 2.5” width DOE cartridges 2. Double O-ring ensures perfect watertight SPECIFICATIONS 1.Non-toxic materials, suitable for drinking water. 2. Head and Sump: SS304 3. O-ring: Silical gel, EPDM.