Resideo ZD22X18TZ Damper 322838-754 For service technicians performing a

For service technicians performing a refrigerant system cleanup or routine maintenance

Vacuum Rated Performance: Precision-machined surfaces allow for deep vacuum pulls without atmospheric leakage

check your technical manual for exact mounting specs

Always verify the rotation of your existing blower wheel before installation

Resideo ZD22X18TZ Damper 322838-754 For service technicians performing aThe Resideo ZD22X18TZ is a professional grade parallel blade zone damper designed for precision airflow control in multi zone HVAC systems. Constructed with a heavy duty galvanized steel frame, this 22" W x 18" H unit utilizes a synchronous motor mounted on the 18 inch side for reliable operation under high static pressure conditions. As a power closed spring return open model, it ensures air delivery remains uninhibited in the event of a power loss,