Replacements made easy - no plumber necessary. Replace filter every 6 months. Large capacity (4.5") filter is perfect for household sizes 4 or more people.
IAPMO has evaluated and approved this product in accordance with NSF/ANSI standard 42 for its materials. The filtration system with 40-micron capability minimizes sediment that can be seen without magnification.
Filter for use with: Whole House Filter System with Timer (AO-WH-PREL). Use only certified, genuine A. O. Smith filters for continued contaminant removal and system performance.
Longer lasting appliances - whole house filter system designed to reduce sediment from every tap.
Includes one replacement filter.
-22%
AO Smith 4.5x10 40 Micron Sediment Filter Cartridge for Whole House Systems - AO-WH-PREL-RPP
Replacements made easy - no plumber necessary. Replace filter every 6 months. Large capacity (4.5") filter is perfect for household sizes 4 or more people.
IAPMO has evaluated and approved this product in accordance with NSF/ANSI standard 42 for its materials. The filtration system with 40-micron capability minimizes sediment that can be seen without magnification.
Filter for use with: Whole House Filter System with Timer (AO-WH-PREL). Use only certified, genuine A. O. Smith filters for continued contaminant removal and system performance.
Longer lasting appliances - whole house filter system designed to reduce sediment from every tap.