Why we chose it
The exact performance sheet identifies what was tested and under which conditions. That is more useful than a general claim that a filter removes everything.
Materials
Claryum 3-Stage AQ-6300 with the original AQ-C3-R replacement filter.
Read the current product specificationsWhat the evidence shows
Evidence record reviewed: . Check the linked report for its test date.
The reviewed AQ-6300 sheet lists 600-gallon capacity, 0.5 gpm flow and claim-specific NSF/ANSI 42, 53 and 401 testing.
Reviewed evidence and its scope
Exact-model performance data reviewed
Follow the feed-water and replacement conditions. Use the AQ-6300 data sheet; the older AQ-5300 sheet is a different model.
The exact scope
AQ-6300 system with AQ-C3-R replacement filters only.
Care and upkeep
Use AQ-C3-R replacement filters. Replace at 600 gallons or six months, whichever comes first. The owner’s manual also requires replacing the housing every five years. AQ-6300M and its AQ-C3M-R filters have a different scope.
Care and shopping details checked: 2026-09-05. Follow the current instructions supplied with your product.
What we watch
Model, cartridge, rated capacity or performance-sheet revisions.
Sources & review context
Official product or seller pageEvidence or ingredient sourceEvidence record date: 2026-09-03. Copy edited: 2026-09-05. These dates do not refresh the date of a laboratory report.
We review published or supplied evidence. Unless stated otherwise, we did not collect the sample or perform the laboratory analysis.