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NS Series Ball & Butterfly Valves NSF 61
Brand: A-T Controls, Inc
A-T Controls’ NS Series floating ball valves and NS series butterfly valves are certified to meet the requirements of NSF 61: Drinking Water System Components - Health Affects and NSF 372: Drinking Water System Components - Lead Content.
This means that NS Series valves are certified for use - by Underwriters Laboratory in water treatment, water purification, potable water, and water distribution systems and conforms with North American lead content requirements for “lead-free” plumbing.
These valves hold CRNs - Canadian Registration Numbers.
Use the search bar on our site to access the CRN certificates; search "CRN".
NS butterfly valves are available in sizes 2” – 24”, and have Class 150 wafer or lug flanges; NS, NSP.
NS ball valves are available with threaded, socket weld, butt weld, Class 150, and Class 300 end connections; NS20, NS22, NS55, NS90-F1, NSD9-F1, and NSD9-F3.
- Water Treatment
- Potable Water Service
- Reverse Osmosis
- Desalination