NEWS
UF or RO? A Decision Worksheet for Your Water Goals
Reverse osmosis is the technology to choose when the substances you want reduced include dissolved targets such as lead, PFOS and PFOA, nitrate or fluoride; ultrafiltration fits when the goal is particles, sediment and rust, with the water's natural minerals...
Choosing a Lead Filter Format for Your Home
For a household that wants the pasta pot filled from the same filtered tap as the drinking glass, an under-sink reverse osmosis (RO) system with its own faucet covers both jobs, and the Viomi M1 does that while reducing lead...
Matching Taste Concerns to NSF/ANSI 42 Claims
A chlorine taste or swimming-pool smell matches two claims on an NSF/ANSI 42 listing: "Chlorine Reduction" and "Taste and Odor Reduction." If your utility disinfects with chloramine instead, the line to look for is "Chloramine Reduction," which is listed separately...
California Water Filter Registration and Certification: What Has to Match
In California, state registration applies to a home water filter when the filter claims to reduce a health-related contaminant, such as arsenic, nitrate or the by-products of chlorination. A model making that kind of claim needs certification from an accredited...
Reading an NSF/ANSI 58 Listing Beyond the Badge
An NSF/ANSI 58 listing names the replacement module the certification covers, reports how much water the system produced in the standard's test, and lists exactly which contaminants were certified beyond the required TDS claim. In NSF's record for the A.O....
Florida Municipal and Well Water Filter Planning Paths
A Florida home on a utility supply can plan its filters from records the utility already publishes, while a home on a private well plans from a lab sample, because the owner is the one responsible for testing that water....
How to Read Under-Sink Water Filter Reviews Without Mixing Up the Evidence
A single owner review of an under-sink water filter can carry several kinds of evidence at once: a water reading, an installation story, a note about noise or leaks, a filter change, and a brush with customer support. Each of...
Phoenix Drinking Water and Scale: Planning Two Systems From the Entry Line to the Kitchen
Scale and drinking water in a Phoenix home are usually planned as two separate tasks, with a softener treating the lines chosen for scale control, from the hot-water supply alone to most of the house, and a reverse osmosis (RO)...
Adding Remineralization to an Existing RO System: Compatibility Checks
Current remineralization add-ons from APEC, Waterdrop and iSpring are inline cartridges with quick-connect ends, made to join the tubing that carries purified water from an RO system to its drinking faucet. The first match is tubing size: Waterdrop's MNR35 and...