The Pentair Pelican 20 in. Whole House Hot Water Sediment Post Filter Replacement (4-Pack) is recommended for homes with heavy sediment. These filters fit the following standard Pentair Pelican Water PHT20 Post-Filter System. Helps protect your tankless water heater from the damaging effects of sediment (dirt and debris) build up. The sediment in city or well water can clog shower heads and faucets with sediment coming from the tankless hot water heater. The pre-filter system filters out particles as small as five microns in size.
Eliminates clogs in faucets and showers
Filters down to 20 times smaller than the diameter of a human hair
Each filter is effective for approximately 6-9 months depending on use
30-day warranty
Filter life in gallons is an approximate amount, due to variables in water quality