After loosening the seal nut

Built with a heavy-duty steel frame and high-grade ball bearings

The 1/4 inch pneumatic tubing features a 0

Engineered with a durable 48 frame and reliable sleeve bearings

Resideo ZD16X24TZ Damper 340155-7024 After loosening the seal nutThe Resideo ZD16X24TZ Parallel Blade Zone Damper is a contractor grade rectangular zone damper engineered for precision airflow management in forced air zoning systems. Constructed with a heavy duty extruded aluminum frame and parallel blades, this 16" W x 24" H unit ensures high velocity durability and low leakage performance, rated to operate up to 1. 0 in. w. c. static pressure. The motorized assembly features a 24Vac synchronous motor mounted on