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The IO HVAC CONTROLS SC-ZD-16 is a 16-inch modulating commercial zone damper designed to regulate airflow in multi-zone HVAC duct systems. It provides precise, variable air volume control rather than simple open/close operation, making it suitable for variable air volume (VAV) and commercial zoning applications where supply air must be balanced across multiple zones. The unit measures 15.875 x 8.125 x 15.875 inches and weighs 11.3 pounds. Licensed HVAC technicians and commercial mechanical contractors are the typical installers for this type of equipment.
The SC-ZD-16 is intended for commercial HVAC zoning installations where a 16-inch round or equivalent duct connection is required. It fits into multi-zone air distribution systems that call for modulating control, allowing the building automation system or zone controller to adjust damper position across a full range of travel. Typical applications include commercial office buildings, retail spaces, and multi-tenant facilities requiring independent zone temperature management.
Designed as an OEM-style modulating zone damper for commercial HVAC duct systems requiring a 16-inch damper section with variable airflow control capability.
Installation should be performed by a licensed HVAC technician or commercial mechanical contractor in accordance with applicable mechanical codes. Shut down and lock out the air handling unit before installing or servicing the damper. Verify that the control signal wiring and actuator connections match the zone controller output specifications before powering the system. Consult local mechanical codes and the equipment manufacturer documentation for duct sealing and fastener requirements.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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