Everpure High Flow CSR Quad - 7CLM+
A NSF-certified commercial filter that is certified to reduce 1 contaminant at about 0.6¢ per gallon.
This listing is the certified replacement cartridge (the part you change on schedule), not a complete installed system. Its certification applies when used in the matching housing or system.
As an Amazon Associate we earn from qualifying purchases — disclosure. Price as of July 15, 2026; check Amazon for the current price.
A commercial / foodservice water treatment unit.
Certified for taste, odor, and chlorine (an aesthetic filter).
This is an aesthetic-standard filter (NSF 42) — it improves taste and reduces chlorine, but is not certified for health contaminants like lead or PFAS.
What it costs to own
| Upfront price | $184.46 |
| Replacement filter (7CLM+) | Find replacement → |
| Estimated yearly cost (filters, ~2×/yr) | — |
| True cost per gallon | 0.6¢ |
Cost per gallon and yearly cost are our estimates from the rated capacity and current prices. The filter only works if you replace it on schedule.
What it's certified to remove
Certification is per-contaminant: the Everpure High Flow CSR Quad - 7CLM+ is credited only for the contaminants listed here, verified by NSF. It does not imply removal of anything not listed.
✓ Verify this certification on the official NSF listing →
Full specifications
| Certified by | NSF |
| NSF/ANSI standards | 42 — reduces taste, odor, and chlorine (aesthetic standard) |
| Filter type | Commercial filter |
| Rated capacity | 32,000 gallons |
| Flow rate | 6.6 gpm |
| Replacement element | 7CLM+ |
| Installation | Commercial installation. |
Frequently asked
Is the Everpure High Flow CSR Quad - 7CLM+ NSF certified?
Yes — the Everpure High Flow CSR Quad - 7CLM+ is listed in the NSF certified-product database under NSF/ANSI standard 42. That means an independent body verified its claims (not just "tested to" a standard).
What does the Everpure High Flow CSR Quad - 7CLM+ remove?
It is certified to reduce 1 contaminants: Chlorine / chloramine.
How much does the Everpure High Flow CSR Quad - 7CLM+ cost per gallon?
About 0.6¢ per gallon, based on its rated capacity of 32,000 gallons and current price.
How often do you replace the commercial filter?
A commercial filter like this is typically replaced about 2 times a year (replacement element 7CLM+). Replace on schedule — a spent cartridge stops reducing contaminants.
Compare similar commercial filters
Source: NSF public certification listing. Specs and certified claims are from the official listing; cost figures are our estimates. Some links are affiliate links — see our disclosure.