iSpring F7-CUA4 replacement set, Fits CU-A4 Ultra Filtration 7-piece Filter Pack
$125.99
About this item
- 1st Stage: 5 Micron sediment filter removes rust, sand, and solid impurities in the water to protect the delicate UF membrane.
- 2nd Stage: UF Hollow Fiber membrane that uses standard home water pressure to push water through a semi-permeable membrane.
- 3rd Stage: KDF media (or Kinetic Degradation Fluxion Media) with activated carbon.
- 4th Stage: Post Activated Carbon Filter. Adopting coconut shell activated carbon with ultra-micron aperture, this carbon filter absorbs residual chlorine, and odor.
Frequently Bought Together

iSpring F7-CUA4 replacement set, Fits CU-A4 Ultra Filtration 7-piece Filter Pack
$125.99
- Availability: In Stock
- Model: F7-CUA4
- Manufacturer: iSpring
- Product Weight: 6.00 LB
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iSpring CU-A4 0.01μm Ultra-Filtration Under Sink Water Filter System, Tankless 4-Stage High Capacity, Remove 99.99% Contaminants, Quick Filter Change with Brushed Nickel Faucet, White
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iSpring 4-Stage Ultra Filtration Under Sink Water System, 0.01-Micron, Removes 99.99% Contaminants, Quick Filter Change with Brushed Nickel Faucet, w/up to 1-Year Replacement Filter Set (Model: CU-A4)
$309.99