AO Smith 4.5x10 40 micron sediment filter for whole-house purification.
Replacement cartridge for AO-WH-PREL-RPP system installation.
Easy, plumber-free replacement saves time and disruption.
NSF/ANSI 42 certified materials ensure safe filtration by AO Smith.
Large 4.5-inch cartridge suits households of 4+ people.
Reduces visible sediment at every tap for clearer water.

A. O. Smith

AO Smith 4.5x10 40-Micron Sediment Replacement Cartridge for Whole House | AO-WH-PREL-RPP

High-performance tools and home improvement made for confident daily results

$29.02

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Why customers choose TaskHolt Tools

The AO Smith 4.5x10 40 micron sediment replacement cartridge is designed for use with the AO-WH-PREL whole-house filter system, delivering dependable filtration across your home's water lines. The 40 micron filtration targets visible sediment and works with certified materials, helping keep water clean at the source.

Key benefits are designed to fit households of 4 or more people, and the cartridge features a large 4.5 inch diameter for extended service life. It is IAPMO tested and NSF/ANSI 42 certified for materials, offering quality assurance from trusted standards.

Why choose this replacement cartridge

  • 40 micron sediment filtration reduces visible particles at every tap.
  • Large 4.5 inch cartridge capacity supports households of 4+ people.
  • Plumber-free replacement for quick, tool-free upkeep every 6 months.
  • IAPMO tested and NSF/ANSI 42 certified materials.
  • Designed for use with the AO-WH-PREL whole-house filter with timer.
  • Includes one replacement cartridge per package.

In daily life

  • Clearer water appearance with fewer sediment streaks at taps.
  • Less sediment carry-through to showers, laundry, and appliances.
  • Easy maintenance without professional help, reducing downtime.

Keeping up with cartridge replacements helps maintain performance and consistent filtration across your home. Consider this AO Smith replacement as part of a regular filtration routine.

FAQ

Q: What is the main purpose of this AO Smith replacement cartridge?

A: It reduces visible sediment across the home when used with the AO-WH-PREL system.

Q: How often should the cartridge be replaced?

A: Replace every 6 months for best performance; installation is simple and plumber-free.

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