NSF Product and Service Listings

These NSF Official Listings are current as of Thursday, January 29, 2026 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/Wastewater/Listings.asp?Standard=245&Company=3A820&


NSF/ANSI 245
Wastewater Treatment Systems - Nitrogen Reduction


 
Anua 
4106 Bernau Avenue
Greensboro, NC 27407 
United States 
800-787-2356 
336-547-9338
Visit this company's website

Facility : Greensboro, NC

Model Number Rated Capacity
Gallons/Day

PuraSys Model Series
PS1-4 400
PS1-5 500
PS1-6 600
PS1-7 700
PS1-8 800
PS1-9 900
PS1-10 1000
PS1-11 1100
PS1-12 1200
PS1-13 1300
PS1-14 1400


Number of matching Manufacturers is 1
Number of matching Products is 11
Processing time was 0 seconds