Certification:
Certifications:
NSF/ANSI Standard 40
Standard year:
2026e
Version Year of Original Standard:
2019
SPE#:
375
National Wastewater Systems, Inc.
Certified models
| Model Name | Capacity | Material | Type | Expiration End Date | Class | Standards | |
|---|---|---|---|---|---|---|---|
| Advanced Air 800 | 800 | Concrete | Aerobic Treatment System | 10/01/2027 | Class 1 |
|
|
| Advanced Air 600 | 600 | Concrete | Aerobic Treatment System | 10/01/2027 | Class 1 |
Certification: Certifications:
NSF/ANSI Standard 40
Standard year:
2026e
Version Year of Original Standard: 2019 SPE#: 375 |