For use with Waterguard filter housings. Normal usage indicates that cartridges should be changed about every six months. 

• Filters will last up to a year with minimal usage
• Filter life, in gallons: 1,000
• Max Flow: 2.5gpm
• Filters out Sediment/Dirt, Cloudy Water and Chlorine/Odor, Crypotosporidium/Cyst, Lead/Giardia/Arsenic and improves taste
• Size: 10"
• 1-year warranty