NSF Product and Service Listings
These NSF Official Listings are current as of Monday, December 8, 2025 at 12:15 a.m. Eastern Time. Please contact NSF to confirm the status of any Listing, report errors, or make suggestions.
Alert: NSF is concerned about fraudulent downloading and manipulation of website text. Always confirm this information by clicking on the below link for the most accurate information: http://info.nsf.org/Certified/DWTU/Listings.asp?Standard=058&Company=C0858784&
Note: Certain claims, such as Arsenic (Pentavalent) Reduction, appear as active links, allowing you to access additional information regarding the specific contaminants.
NSF/ANSI 58
Reverse Osmosis Drinking Water Treatment Systems
Reverse Osmosis Drinking Water Treatment Systems
| R.E. Prescott Co., Inc. | |
| 10 Railroad Ave | |
| Exeter, NH 03833 | |
| United States | |
| 603-772-4321 |
Facility : Windsor, WI
| Replacement | Daily Production | |||||
| Brand Name / Trade Name / Model | Module | Rate (gpd) | Claim | |||
|
Plumbed-In to Separate Tap [G] |
||||||
| ELP50-4 | S35715A-01 | 14 | Arsenic (Pentavalent)<=300 ppb Reduction* Barium Reduction Cadmium Reduction Chromium (Hexavalent) Reduction Chromium (Trivalent) Reduction Copper Reduction Fluoride Reduction Lead Reduction Nitrate/Nitrite Reduction Radium 226/228 Reduction Selenium Reduction TDS Reduction |
|||
|
  * This product is intended for use only on water supplies that have been shown to be at or
below the referenced concentration and valency of arsenic.
[G] Product is Certified to NSF/ANSI/CAN 372 and conforms with the lead content requirements
for "lead free" plumbing as defined by California, Vermont, Maryland, and Louisiana
state laws and the U.S. Safe Drinking Water Act.
|
||||||
Number of matching Manufacturers is 1
Number of matching Products is 1
Processing time was 0 seconds

