SpringWell CF1
Whole-house carbon tank system (1-3 bathrooms) by SpringWell · No system certification
Sale price from a dated third-party price check (Oct 13, 2026); SpringWell's own page did not expose a standalone price - confirm at springwellwater.com · checked October 23, 2026. Installation is extra - see the quotes guide for typical installed costs.
Check current price at SpringWell
Our verdict
Strong hardware, strong warranty, unpublished certification. SpringWell sells on flow rates, capacity and guarantees rather than lab paperwork - a legitimate trade, as long as you know that is the trade you are making.
Specifications & certification
| Type | Whole-house carbon tank system (1-3 bathrooms) |
| How it works | An upflow tank with a KDF bed and catalytic carbon behind a 5-micron sediment filter, sized CF1 (1-3 baths), CF4 and CF+. Frequently paired with the FutureSoft salt-free conditioner. |
| Certification status | SpringWell makes manufacturer claims only - the CF system has no system-level NSF/ANSI certification (its components use NSF 61/372-rated materials). Its claims for chlorine, chloramine and PFAS are the company's own. |
| Capacity & flow | 1,000,000 gallons; CF1 service flow 9 GPM. Note: SpringWell's manual says media change at 6 years; its marketing says 10 |
| Maintenance | Sediment filter every 6-9 months ($39.95 per 2-pack); media replacement about $334 |
| Installation | DIY or your own plumber - SpringWell has no installer network |
| Warranty | Lifetime on tanks and valves; 6-month money-back guarantee |
What it claims to reduce
SpringWell's own published figures, graded by the certification status above.
- Removes chlorine, chloramine, PFAS, PFOA and PFOS (SpringWell's claim)
- 1,000,000-gallon media rating
Buying through a dealer instead?
Culligan, Kinetico and EcoWater don't publish prices. Walk in knowing the ranges and the questions.