Visual Verification: Direct-view position indicator allows for rapid manual inspection of normally closed operation

The C-303 features 3/8" SAE flare connections

ensuring stable flow control in heating and cooling systems

"drop-in" installation during service calls

312 lb/h (4

Belimo B251 Valve 320734-701 Visual Verification: Direct-view position indicatorThe Belimo B251 is a 2 inch 2 way Characterized Control Valve (CCV) designed for high performance hydronic control in HVAC systems. Featuring a 65 Cv rating and NPT female threaded connections, this valve is engineered with a nickel plated forged brass body and robust stainless steel ball and stem to withstand demanding environments. Designed specifically for chilled or hot water applications, it manages fluid temperatures up to 250F and glycol