RCC7AK
Six-stage RO system with alkaline remineralization for clean, balanced drinking water.
At a glance
Pros
- + Alkaline remineralization stage improves taste
- + Removes a very wide contaminant range
- + Affordable for a six-stage system
- + Good documentation for DIY install
Cons
- − Produces wastewater
- − Tank and stages occupy cabinet space
Our verdict
The iSpring RCC7AK adds an alkaline mineral stage to standard RO for better taste. Like all tank RO units it wastes water and needs cabinet space.
Full specs
| Filter type | Under-sink RO |
|---|---|
| Removes | lead, PFAS, fluoride, nitrates, arsenic, chlorine |
| NSF certified | 58 |
| Flow rate | 0.05 GPM |
| Filter life | 1,000 gal |
| Filter cost / yr | 70 USD |
| Installation | DIY |
| Storage tank | Yes |
Compare to similar models
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Compact countertop-to-faucet RO with remineralization and an easy filter-swap design.
$160 $199
Clearly Filtered
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Premium pitcher that reduces lead, PFAS, and fluoride without any installation.
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