Aquasana Claryum 2-Stage Under-Sink Filter (AQ-5200) review
Under-sink carbon filter. DIY if you are comfortable with this install. Listed to WQA/ANSI 401, WQA/ANSI 42, WQA/ANSI 53.
What it removes
| Contaminant | Evidence | Stated reduction | Scope |
|---|---|---|---|
| Chlorine (residual) | Certified | not stated | chloramine,taste odor |
| PFOA | Certified | not stated | |
| PFOS | Certified | not stated | |
| Total Coliform | Certified | not stated | cyst |
| Lead | Certified | not stated | |
| Mercury (inorganic) | Certified | not stated |
Certified is an NSF, WQA, or IAPMO listing for that claim.
Kitchen cold line. Does not soften the house.
Certifications
- WQA/ANSI 401: Atenolol (listing checked 2026-09-14)
- WQA/ANSI 42: Chloramine Reduction (from the manufacturer's page, not yet checked against the certifier's database)
- WQA/ANSI 42: Chlorine Reduction (from the manufacturer's page, not yet checked against the certifier's database)
- WQA/ANSI 42: Nominal Particulate Class I (listing checked 2026-09-14)
- WQA/ANSI 42: Taste and Odor Reduction (from the manufacturer's page, not yet checked against the certifier's database)
- WQA/ANSI 53: Asbestos (listing checked 2026-09-14)
- WQA/ANSI 53: Cyst Reduction (from the manufacturer's page, not yet checked against the certifier's database)
- WQA/ANSI 53: Lead Reduction (from the manufacturer's page, not yet checked against the certifier's database)
- WQA/ANSI 53: Mercury Reduction (from the manufacturer's page, not yet checked against the certifier's database)
- WQA/ANSI 53: Methyl Tert-Butyl Ether (MTBE) (listing checked 2026-09-14)
- WQA/ANSI 53: PFOA/PFOS Reduction (P473) (from the manufacturer's page, not yet checked against the certifier's database)
- WQA/ANSI 53: PFOA/PFOS Reduction (P473) (from the manufacturer's page, not yet checked against the certifier's database)
- WQA/ANSI 53: Turbidity (listing checked 2026-09-14)
- WQA/ANSI 53: VOC (as chloroform) (listing checked 2026-09-14)
- WQA/ANSI 53: VOC (as chloroform) (listing checked 2026-09-14)
- WQA/ANSI 53: VOC (as chloroform) (listing checked 2026-09-14)
- WQA/ANSI 53: VOC (as chloroform) (listing checked 2026-09-14)
- WQA/ANSI 53: VOC (as chloroform) (listing checked 2026-09-14)
- WQA/ANSI 53: VOC (as chloroform) (listing checked 2026-09-14)
Two-cartridge Claryum (activated + catalytic carbon, ion exchange, sub-micron) with dedicated chrome faucet (AQ-5200.56; .55 brushed nickel B00CHYLXLM). Replacement set AQ-C2-R (formerly AQ-5200R) $73.99 per 6 months, fits AQ-5200 and the newer AQ-6200; annual cost est. Aquasana's site now sells the same system as AQ-6200 at $249.99; the Amazon AQ-5200.56 listing is $249.99. WQA certified to NSF/ANSI 42, 53 (incl. P473 PFOA/PFOS) and 401 per Aquasana (not in NSF database). Does NOT address arsenic, uranium, nitrate or fluoride.