PUR DS1810ZAMA
A NSF-certified pitcher filter that is certified to reduce 7 contaminants at about 46.0¢ per gallon.
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You want the cheapest way to start, with no installation — ideal for renters and small households.
Certified to reduce 7 contaminants.
Convenient, but the cost per gallon is higher than an under-sink system, and you'll replace the cartridge about 6× a year.
What is filter pitcher? A fill-and-pour jug with a replaceable carbon cartridge. The cheapest way to start — but certification varies enormously. Compare all filter types →
What it costs to own
| Upfront price | Check on Amazon → |
| Replacement filter (PUR CRF-950Z PUR PPF951K) | $18.39Buy refill → |
| Estimated yearly cost (filters, ~6×/yr) | ~$110/yr |
| True cost per gallon | 46.0¢ |
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 PUR DS1810ZAMA 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) · 53 — certified for health contaminants such as lead, VOCs, and cysts · 401 — reduces emerging contaminants such as pharmaceuticals and pesticides |
| Filter type | Filter pitcher |
| Rated capacity | 40 gallons |
| Flow rate | N/A gpm |
| Replacement element | PUR CRF-950Z PUR PPF951K |
| Installation | Fill and pour. No installation. |
Frequently asked
Is the PUR DS1810ZAMA NSF certified?
Yes — the PUR DS1810ZAMA is listed in the NSF certified-product database under NSF/ANSI standards 42, 53, 401. That means an independent body verified its claims (not just "tested to" a standard).
What does the PUR DS1810ZAMA remove?
It is certified to reduce 7 contaminants: Cadmium, Chlorine / chloramine, Copper, Mercury, Simazine, Volatile organics, Zinc.
How much does the PUR DS1810ZAMA cost per gallon?
About 46.0¢ per gallon, based on its rated capacity of 40 gallons and current price.
How often do you replace the pitcher filter?
A pitcher filter like this is typically replaced about 6 times a year (replacement element PUR CRF-950Z PUR PPF951K). Replace on schedule — a spent cartridge stops reducing contaminants.
Compare similar pitcher 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.