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Common Questions: Can this relay be used for both heating and cooling
Inducer Efficiency: Restores the proper vacuum pressure required for the inducer motor to operate without tripping safety limits
The integrated Amodel flow characterization disk ensures a true equal percentage flow characteristic
typically controlled via an intermittent pilot ignition module
Belimo B253 Ball Valve 318172-701 Common Questions: Can this relayThe Belimo B253 is a high performance 2 way characterized control valve designed for precision modulation in large scale HVAC systems. Featuring a 2 inch NPT female pipe thread connection and a generous 120 Cv flow coefficient, this unit is engineered for hot or chilled water applications, supporting up to a 60% glycol solution. The nickel plated forged brass body housing a 304 stainless steel ball and stem ensures long term resistance to corrosion