Reliable Performance: Robust brass construction and high-torque 24VAC floating point control ensure consistent operation in high-cycle commercial HVAC environments

and Tappan units

Durable Construction: Heavy-duty bronze body and brass trim provide superior corrosion resistance in steam service

this 3-speed permanent split capacitor (PSC) motor allows for precise airflow adjustment to meet specific cooling and heating requirements

Rated for temperatures up to 121

Resideo ZD12X10TZ Damper R-448A Reliable Performance: Robust brass constructionThe Resideo ZD12X10TZ is a 12" x 10" rectangular zone damper engineered for heavy duty HVAC zoning systems. Built with a robust extruded aluminum frame and parallel blades, this unit provides high efficiency airflow control with low leakage performance (rated under 1% at 0. 5 in. WC). The built in 24Vac synchronous motor is mounted on the 10 inch side and utilizes a power closed spring return open configuration, ensuring a fail safe normally open