Aquaboon 5 Micron 20 x 4.5 Water Filter Cartridges Set of 8 - Whole

In this review the Aquaboon 20 in x 4.5 in cartridges are evaluated for homeowners who want a straightforward whole house sediment and carbon replacement set. The bottom line: this set of eight combines a 5-micron sediment stage with a coconut shell activated carbon CTO stage to reduce sand, rust, chlorine and smells, making it a practical pick for older homes, well water systems, or anyone upgrading a two-stage setup. Installation is simple and the high flow design helps keep household water pressure steady while protecting appliances.

Key Features

• 2-stage filtration: A 5-micron sediment stage plus a CTO carbon stage work together to remove visible particles and chemical tastes for cleaner water throughout the house.
• Sediment protection: The sediment layer traps sand, silt, dirt and rust to reduce wear on plumbing and improve downstream filter life.
• Coconut shell activated carbon: CTO carbon effectively absorbs chlorine, VOCs and bad odors to improve taste and reduce smells.
• Longer service life: Each cartridge is designed to last about 4-6 months depending on water quality, reducing frequency of changes for a whole house system.
• Easy compatibility: Fits standard 20 in x 4.5 in housings and many brand housings for straightforward replacement without custom parts.
• High flow performance: The 20 in length supports steady flow rates for whole house use so fixtures and appliances remain well supplied.

Who It's For

This set is best for homeowners with a two-stage whole house filter or well water systems who need both particle removal and chemical adsorption in a single replacement cartridge set. It suits people who value simple maintenance and broad brand compatibility with common 20 in housings and cartridges.

Those with very heavy sediment loads or who require specialized contaminant removal beyond chlorine and common VOCs should consider dedicated specialty filters or more frequent service; similarly, if absolute longevity beyond several months is essential, a different cartridge chemistry or a larger-capacity system may be preferable.

Pros & Cons

Pros

• Combines sediment and CTO carbon in a standard 20 in x 4.5 in format for broad utility.
• Improves taste and reduces chlorine smell thanks to coconut shell activated carbon.
• Protects plumbing and appliances by trapping sand and rust before they circulate.
• Compatible with many popular housings for easy replacements with minimal fuss.

Cons

• Some users report the carbon element can start breaking down sooner than expected, so lifespan may vary with water conditions.
• A set of eight requires storage space and periodic replacement every 4-6 months per cartridge in typical use.

Specifications

Filter size	20 in x 4.5 in
Micron rating	5 micron sediment
Carbon type	Coconut shell activated carbon (CTO)
Pack quantity	Set of 8 cartridges
Recommended life	Approximately 4-6 months per cartridge
Compatibility	Fits standard 20 in housings; compatible with many major brands

Our Verdict

The Aquaboon 20 in x 4.5 in set of eight is a practical, cost-effective replacement for two-stage whole house systems that need both sediment removal and chlorine/odor reduction. It delivers reliable water quality improvements and broad compatibility, making it good value for most homeowners, though users with very poor source water should monitor cartridge condition and replace sooner if breakdown is noticed.

Frequently Asked Questions

How often should these cartridges be replaced?
Replace each cartridge roughly every 4-6 months depending on water quality and sediment load; heavier contamination shortens life.

Will these fit my existing 20 in housing?
They are designed for standard 20 in x 4.5 in housings and list compatibility with many common brands, so they should fit most standard systems.

Do they remove chlorine and bad tastes?
Yes, the coconut shell activated carbon CTO stage is intended to absorb chlorine, VOCs and reduce unpleasant odors to improve taste.