RKI Instruments SC-04 Single Gas Monitor, Ammonia (NH3), 0-400 ppm, 73-0077 Direct Mount Ball Valves and is NSF 61/372 certified

and is NSF 61/372 certified for potable water use

Manufacturing facility is ISO 9001

67% thermal efficiency at 100 scfm (adjustable)

*** We are required to charge sales tax in FL

certified traceable to national standards

RKI Instruments SC-04 Single Gas Monitor, Ammonia (NH3), 0-400 ppm, 73-0077 Direct Mount Ball Valves and is NSF 61/372 certifiedRKI Instruments SC 04, Ammonia (NH3), 0 400 ppm, alkaline batteries with alligator clip The 04 Series single gas monitor is designed to operate for many years with field replaceable sensors and filters. The 04 Series can be operated continuously for up to 9,000 hours on (2) AAA size alkaline batteries (depending on model). The 04 Series has 3 preset alarms that are user adjustable. Each version is also equipped with visual, audible, and vibration