Kind Water SystemsWS-AIO Smart Metered Iron, Manganese and Sulfur Filter
A chemical-free air-injection iron, manganese and sulphur filter, with no softening and no carbon stage.
$2,824
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Usability
Usability
The WS-AIO is the right purchase when the problem is orange staining, black specks or a rotten-egg smell, and nothing else. Its strongest attribute is that it solves those problems without chemicals: air injection draws in an air pocket on each backwash cycle to oxidise iron, manganese and hydrogen sulphide, so there is no chlorine or peroxide to buy, no dosing pump to maintain and no solution tank to refill, which is the main running-cost advantage over the WS-CIS. Metered backwashing based on measured usage rather than a timer keeps water waste down, and the tolerance figures are respectable at 7 mg/L iron and 1 mg/L each of manganese and sulphide. The weakest attribute is that it is a single-purpose unit sold at a whole-system price. Nearly two thousand eight hundred dollars buys iron treatment and nothing else, with no carbon stage for chlorine or organics and no softening of any kind, so most buyers will end up pairing it with a second system or stepping up to the WS-7000, which bundles all three for less than buying separately. Certification is NSF/ANSI 61 and 372 only, both materials listings. It also needs a drain connection and floor space, and Kind publishes no media service life. The trade is breadth for a clean, chemical-free fix to one specific well problem.
- Chemical-free air-injection oxidation with no dosing pump or solution tank to maintain
- Rated for 7 mg/L iron, 1 mg/L manganese and 1 mg/L hydrogen sulphide
- Smart View Meter backwashes on measured usage rather than a timer, reducing water waste
- Wide operating pH range of 6.5 to 9.5
- 10-year warranty on the mineral tank and 7 years on the control valve, plus a 120-day satisfaction guarantee
- Single-purpose: no carbon stage, no chlorine reduction and no softening at all
- Nearly the price of the multi-stage WS-6000 while treating one class of problem
- Certified only to NSF/ANSI 61 and 372, both materials listings rather than performance standards
- Requires a drain connection and floor space for backwash
- Media service life is not published on the product page
- Kind advertises a lifetime warranty sitewide; its own terms cap this system at 10 years on the mineral tank and 7 on the control valve
The WS-AIO is Kind's dedicated air-injection oxidation filter for well water, targeting iron, manganese and hydrogen sulphide without chemicals. A sediment pre-filter feeds a single 53 by 24 by 15 inch oxidation tank rated for 7 mg/L iron, 1 mg/L manganese and 1 mg/L hydrogen sulphide across a pH range of 6.5 to 9.5. Flow is 12 GPM on 1 in MNPT at 25 to 120 psi, and the Smart View Meter adapts backwash frequency to actual water use. It does no softening and no chlorine reduction.
Additional information
Specification: Kind Water Systems WS-AIO Smart Metered Iron, Manganese and Sulfur Filter
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