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In many high-torque applications
Engineered with a forged brass body
it ensures long-term operational reliability in hard water conditions
making it suitable for direct burner or circulator pump interlock
The 530 series is specifically engineered to discharge water
Zonefirst AOBD-12X6 Damper Els PW 17895 In many high-torque applicationsThe Zonefirst AOBD 12X6 is a professional grade Automatic Opposed Blade Damper engineered for high performance HVAC zone control. Developed for precision airflow management, this 12" wide by 6" high unit features an opposed blade configuration, which is superior for reducing air turbulence and providing more linear flow characteristics than parallel designs. It comes factory equipped with a heavy duty 24Vac Power Open Power Closed Actuator mounted on