NX009 –Wet Alarm Check Valve, DN150
UL approved TUNA® Wet Alarm Check Valve is a wet pipe sprinkler system water supply check valve installing in buildings not subject to freezing temperatures. It serves as a check valve by trapping pressurized water above the clapper and preventing reverse flow from sprinkler piping.NX009 - Wet Alarm Check Valve is available with variety of sizes and connection styles to meet different design requirements.
|Inlet Connection Style
|Outlet Connection Style
||75 lbs/34 kg||66 lbs/30 kg
|Flange & Groove Spec.
||Flange: Class 150 ANSI B16.1 & Groove: C606 ANSI/AWWA
||Retard Chamber, Water Motor Alarm, Alarm Pressure Switch
|Listings and Approvals
TUNA Valves --- UL Certificate
Nanjing Fire products catalog