Express Water StreamLine Direct Connect System (USC001)
Listings checked Oct. 16, 2026
Certified to
- NSF/ANSI 42IAPMO listingchecked Oct. 16, 2026
- NSF/ANSI 53IAPMO listingchecked Oct. 16, 2026
- NSF/ANSI 401IAPMO listingchecked Oct. 16, 2026
Certified for: Lead, PFOA, PFOS, Chlorine
Maker’s list price
$86
as of Oct. 16, 2026
Each replacement, at list price
- StreamLine replacement filter (FLTUSC001)
- $49
Five years, household of 3
$527
9.6¢ per gallon
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List price from the maker’s site, checked Oct. 16, 2026. Prices change; the maker’s page is the final word.
What the listings say
| Standard | Certifier | Claims | Listing |
|---|---|---|---|
| NSF/ANSI 42 | IAPMO | Chlorine; Taste and Odor; Particulate Class I | Read the listing checked Oct. 16, 2026 |
| NSF/ANSI 53 | IAPMO | PFOA/PFOS; Cyst; P-Dichlorobenzene; Asbestos; Carbofuran; Atrazine; Lead | Read the listing checked Oct. 16, 2026 |
| NSF/ANSI 401 | IAPMO | Atenolol; Carbamazepine; DEET; Linuron; Meprobamate; Metolachlor; Trimethoprim | Read the listing checked Oct. 16, 2026 |
Certified for, and claimed
What it costs over five years
Household of 3, 3 gallons a day of drinking and cooking water. Installation not included.
| Item | Replaced | Count | Amount |
|---|---|---|---|
| System, with first media | — | 1 | $86 |
| StreamLine replacement filter (FLTUSC001) | Every 6 monthsmonth rating | 9 | $441 |
Five-year total$527
Per gallon9.6¢
Worth knowing
Connects to the existing faucet; there is no separate faucet. Express Water rates the filter at 1,500 gallons or 6 months, "depending on incoming water quality"; IAPMO lists the same 1,500 gallons. Prices are the one-time prices; Express Water takes 5% off on a subscription.
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Where to go next
- Every under-sink filter, rankedBy what their listings cover, then what each costs over five years.The best under-sink water filters, ranked
- Your household’s costThe five-year cost at your own household size and daily use.Run it for your household
- NSF/ANSI 42, decodedWhat a NSF/ANSI 42 listing does and does not promise.About NSF/ANSI 42
- Every filter, checkedSide by side, with what each one can prove.All filters