Industrial Build: Medium-duty construction rated for 55 in-oz torque

provided it is installed in a horizontal position and meets local HVAC codes

preventing erratic hunting during low-load conditions

By keeping the oil warm during the off-cycle

ZoneFirst ZDSM-32X20 Damper R-410A Industrial Build: Medium-duty construction ratedThe ZoneFirst ZDSM 32X20 is a heavy duty rectangular zone damper designed for high performance airflow management in residential and commercial HVAC systems. Featuring parallel blade construction, this 32" wide x 20" high unit utilizes a 24Vac synchronous motor for reliable power open and power closed operation. Engineered with an extruded aluminum frame, the ZDSM 32X20 provides superior structural integrity and corrosion resistance compared to