Description

3-Stage Replacement Filter Set – Sediment + GAC + Carbon Block (18 Cartridges Total)

This 3-Stage Replacement Filter Set includes a total of
18 filter cartridges (6 of each type), designed for use in
undersink reverse osmosis (RO) systems and
whole house filtration systems with 3/4″ Port that utilize standard 10″ slim cartridges.

The set provides complete multi-stage filtration to help reduce sediment, chlorine,
chloramine, VOCs, and improve overall water taste and odor.

Stage 1 – 5 Micron Sediment Filter

Size: 9 7/8″ × 2.5″

Removes dirt, silt, sand, rust, and scale particles. This pre-filter protects downstream
carbon filters and helps extend the life of the overall filtration system.

Purpose: Use as the first stage in undersink RO systems and whole house filters.

• Micron Rating (Nominal): 5 Micron
• Operating Temperature: 36°F – 100°F
• Maximum Flow Rate: up to 8 GPM
• Maximum Pressure: 100 PSI
• Quantity: 6 cartridges

Stage 2 – GAC Granular Activated Carbon Filter

Size: 9 7/8″ × 2.5″

Effectively reduces chlorine, chloramine, VOCs, and improves unpleasant taste and odor.
Granular activated carbon provides high adsorption capacity and consistent performance.

Purpose: Use as the second stage in undersink RO or whole house filtration systems.

• Micron Rating: Not rated (GAC media)
• Operating Temperature: 36°F – 100°F
• Maximum Flow Rate: up to 8 GPM
• Maximum Pressure: 100 PSI
• Quantity: 6 cartridges

Stage 3 – Carbon Block Filter

Size: 9 7/8″ × 2.5″

Provides fine carbon filtration to further reduce chlorine, chloramine, VOCs,
and improve taste and odor for clean, great-tasting water.

Purpose: Use as the third stage in undersink RO or whole house filtration systems.

• Micron Rating (Nominal): 10 Micron
• Operating Temperature: 36°F – 100°F
• Maximum Flow Rate: up to 8 GPM
• Maximum Pressure: 100 PSI
• Quantity: 6 cartridges

Key Benefits

• Complete 3-stage replacement filter set (18 cartridges total)
• Good for 6 replacements
• Improves water taste, odor, and clarity
• Helps protect plumbing, fixtures, and appliances
• Standard 10″ slim cartridge size (9 7/8″ × 2.5″)
• Compatible with many undersink RO and whole house systems

Compatibility

• Fits most systems using standard 10″ × 2.5″ filter housings
• Suitable for undersink RO systems and whole house filtration setups

Maintenance

• Typical replacement interval: every 6–12 months per stage, depending on water quality and usage
• Replace sooner if pressure drop or reduced filtration performance is observed

Brand: Aqua / MyWaterClub
SKU: 3UF18
ASIN: B01J34R5O2