Proposed revisions to:
NSF/ANSI 40 – Residential Wastewater Treatment Systems (40i47r1)
NSF/ANSI 245 – Wastewater Treatment Systems – Nitrogen Reduction (245i29r1)
NSF/ANSI 350 – Onsite Residential and Commercial Water Reuse Treatment Systems(350i68r1)
The proposed revision will harmonize the audible and visual alarm requirements in NSF/ANSI 40, 245, and 350. |