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enhancing overall system reliability
provided the 24Vac transformer has sufficient VA capacity to power all connected actuators (typically 8VA per motor)
preventing the "nuisance trips" or control board brownouts often associated with generic aftermarket alternatives
utilizing a stainless steel diaphragm to provide high lift and maximum flow capacity
Resideo ZD28X14TZ Damper 318172-701 enhancing overall system reliabilityThe Resideo ZD28X14TZ is a 28" x 14" heavy duty parallel blade zone damper designed for professional grade forced air zoning. Built with a rigid extruded aluminum frame and blades, this 24Vac zone damper ensures long term structural integrity and low leakage performance, maintaining less than 1% leakage at 0. 5" WC. The 28 inch width and 14 inch height configuration features a side mounted spring return damper actuator that provides fail safe normally
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