

Manufacturer pricing rules prevent us from advertising our discount — no account or email required to see it.
Secure Payments
Easy Returns
Expert Advice
Fast Shipping
The IO HVAC Controls MD-04 is a high-quality round damper designed for precise control over your HVAC system's air flow. This three-wire power-open/power-close (PO/PC) damper is made to operate efficiently within ductwork sizing of 4 inches.
This damper is particularly useful for system zoning and balancing, helping to regulate air flow efficiently throughout the building. Its round design makes it compatible with standard duct sizes, providing a secure fit and optimum functionality.
Thanks for subscribing!
This email has been registered!