Zonefirst ZDB-16X24 16HX24W Parallel 24V 2-Pos S/R Els PW 17895 By consolidating control interfaces into

By consolidating control interfaces into a single half-sized footprint

or an "Open Pressure Switch" fault code on the furnace LED diagnostic board

This specific model is designed strictly for hot water heating and supply systems

Wide Voltage Range: Rated for 120V to 277V AC

Standardized Porting: Includes 1/2" NPT connections for seamless integration with existing hard pipe or CSST manifold lines

Zonefirst ZDB-16X24 16HX24W Parallel 24V 2-Pos S/R Els PW 17895 By consolidating control interfaces intoThe Zonefirst ZDB 16X24 is a professional grade 16 inch high by 24 inch wide rectangular zone damper engineered for high performance HVAC airflow management. Operating on a 24V motor, this 2 position spring return unit provides a reliable fail safe, ensuring the damper returns to its normal state during power loss. The parallel blade damper configuration allows for rapid response times and consistent modulation, making it an essential component for