iSpring WF150K
#3 in TankFull review
A backwashing carbon tank for owners who want a long life system with a long warranty and have a drain nearby.
Amazon $1,673.70$1,673.70
2.8/5
For city homes with chloramine that want a tank with no drain or power, but its short warranty is a weak point at this price.
- 26 gpmFlow
Check price at Amazon$1,417.99
Price checked November 2, 2026. As an Amazon Associate we earn from qualifying purchases.
Pros
- Claims chloramine reduction with KDF and coconut carbon
- No power or drain needed
- iSpring rates it up to 26 gpm, so pressure drop should be small
Cons
- Only a 1 year warranty on a $1,400 system
- No gallon rating and no certification or stated test standard
- Media lasts up to 5 years, half as long as the Rhino
How it scores
The rating comes from 5 measured or published factors, each scored 0-100 against fixed reference points for its build. How we rank explains each one.
Specifications
| Model number | WF1054 |
|---|---|
| Filtration | |
| Replacement filters or media | $1,417.99 |
| Stages | 1 |
| Chloramine | Yes |
| PFAS | No |
| Build | |
| Flow | 26 gpm |
| Ports | 1 in |
| Backwashing | No |
| UV stage | No |
| Warranty | 1 year |
Alternatives in this build
Aquasana Rhino Max Flow with UV
#4 in TankFull review
For a large house that needs high flow and wants UV added. Most city homes can skip the UV and pay less.
Amazon $2,246.99$2,246.99
LiquaGen FK-CAT 10x54
#5 in TankFull review
A cheaper backwashing catalytic carbon tank for a large city home with chloramine. Its claims are not backed by testing or a warranty term.
Amazon $849.99$849.99
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