The slow-open characteristics ensure smooth burner transitions

System Protection: Helps prevent heat exchanger damage by maintaining adequate ventilation

and semi-hermetic compressors

Can the coil be replaced without breaking the pipe connections

replacing the bonnet assembly with this OEM-spec part restores factory-level performance and ensures actuator compatibility with standard pneumatic or electric linkages

IO Hvac Controls iO-FAVR-ENH-08 System R-22 The slow-open characteristics ensure smoothThe iO HVAC Controls iO FAVR ENH 08 is a professional grade fresh air ventilation system engineered to meet ASHRAE 62. 2 standards for indoor air quality. This enhanced kit features a micro processor logic panel housed within a consolidated junction box, integrating a 20VA transformer and a dedicated relay for simultaneous exhaust fan control. The system includes a high torque 8 inch power open, 2 wire motorized damper designed for seamless intake