RO vs Carbon vs UV Decision Tool

Not sure which filtration technology you need? Answer three quick questions and we'll recommend the right approach for your water quality concerns, living situation, and budget.

Step 1: What are your main water concerns?

Select all that apply. This determines which filtration technology is the best fit.

PFAS / PFOA / PFOS"Forever chemicals" - linked to cancer, immune issues

LeadCommon in older homes with lead service lines or solder

FluorideAdded to most municipal water; some prefer to remove it

Chlorine taste / odorThe most common water complaint - easy to filter

Bacteria / viruses (well water)Well water without municipal disinfection

Hard water / scaleWhite buildup on fixtures - requires softener, not a filter

I want the cleanest water possibleMaximum contaminant removal regardless of cost

Related Tools & Resources

Contaminant Matcher·Filter Cost Calculator·How Reverse Osmosis Works

General guidance based on NSF certifications and manufacturer specs - not a substitute for professional water testing.