Zonefirst ZD-8X8 8L X 8H Parallel 2 Pos 24V S/R 30067439-890 It is primarily found in

It is primarily found in high-recovery commercial water heaters

ensures a secure and efficient footprint within the furnace cabinet or appliance control area

Key Benefits Dual-Stage Precision: Calibrated for 0

professional finish in any mechanical room or laboratory setting

Is the keyway and setscrew included

Zonefirst ZD-8X8 8L X 8H Parallel 2 Pos 24V S/R 30067439-890 It is primarily found inThe Zonefirst ZD 8X8 is a professional grade 8" x 8" parallel blade zone damper designed for precision airflow management in forced air systems. Engineered with a 24V spring return motor, this normally open (N. O.) damper provides a fail safe solution that defaults to the open position during power loss, ensuring continuous ventilation. As a direct drop in for the legacy ZDS 8X8, it features an extruded aluminum frame and parallel blade design for low