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The IO HVAC CONTROLS D-Z1-1612 is a two-position zone one damper assembly designed for use in residential and light commercial HVAC zoning systems. The damper controls airflow through a duct section by switching between fully open and fully closed positions, allowing zone controllers to direct conditioned air only where it is needed. At 16 inches wide and 12 inches tall with a depth of 6 inches, this assembly fits standard rectangular duct applications. It is installed by licensed HVAC technicians as part of a multi-zone forced-air system and weighs 7.5 pounds.
This damper assembly is intended for zone one designation in a zoned forced-air HVAC system. It is suited for rectangular duct runs in residential new construction and retrofit zoning projects, as well as light commercial applications where two-position airflow control is required. The 16 x 12 inch face size accommodates common trunk and branch duct configurations. Installation is typically coordinated with a zone control panel and compatible thermostat circuits to achieve room-by-room temperature management.
Designed as an OEM-style replacement or new-installation damper for rectangular duct zoning systems requiring a two-position zone one damper assembly.
Installation should be performed by a qualified HVAC technician. Shut down the air handler and disconnect power to the zone control panel before installing or servicing this damper. The assembly must be secured to the duct with appropriate fasteners and sealed to prevent air bypass. Low-voltage wiring connections to the zone control board should follow the zone panel manufacturer's wiring diagram and applicable NEC guidelines.
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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