The Breeze33 12" Butterfly Damper in Brown Finish is designed to provide precise control over air volume in heating, ventilation, and air conditioning (HVAC) systems. This damper features a removable knob operator that allows for smooth adjustments from fully closed to completely open, enabling even air flow distribution throughout the space. Its butterfly valve design is efficient for regulating the volume of air, making it a versatile tool for enhancing indoor air comfort in both residential and commercial environments. Easy to install and adjust, this durable steel damper is an essential component for maintaining optimal air quality and temperature control.