Universal 2.5-in replacement filter fits A. O. Smith whole house system AO-WH-PRE, AO-WH-PREV, Whirlpool WHKF-DWHV, WHKF-DWH and most major filtration brands
Longer lasting appliances - whole house filter system designed to reduce sediment from every tap.
IAPMO tested and certified to NSF/ANSI standard 42 for materials. 5 micron filtration - reduces sediment smaller than the human eye can see.
Replacements made easy - no plumber necessary. Replace filter every 3 months. Standard capacity (2.5") filter is perfect for household sizes of 1-4 people.
Includes 2-pack of replacement sediment filters. Fine carbon dust on the filters can be rinsed off or flushed.
