Resideo ZD12X22TZ Damper 340155-7024 Automatic Stroke Calibration: The self-adjusting

Automatic Stroke Calibration: The self-adjusting linkage eliminates manual setup by automatically calibrated to strokes from 1/2" to 1"

Universal Mounting: Multi-positional design ensures flexible installation in various furnace and boiler orientations

Its rugged construction and hexagonal ports allow for straightforward installation in tight mechanical spaces

This 100187863 aluminum elbow is typically used for the internal transitions within the appliance or specifically approved aluminum vent runs

ensuring the air cleaner cells are only energized when sufficient HVAC system airflow is detected

Resideo ZD12X22TZ Damper 340155-7024 Automatic Stroke Calibration: The self-adjustingThe Resideo ZD12X22TZ is a professional grade 12 in. x 22 in. parallel blade damper engineered for precise zone control in high performance forced air systems. Built with a rigid extruded aluminum frame and reinforced corners, this rectangular damper utilizes a power closed spring return open logic, serving as a fail safe solution that maintains airflow in the event of a power loss. The synchronous motor is mounted on the 22 inch side, operating on