featuring 3/8" ODF inlet and 1/2" ODF outlet connections

Engineered to function seamlessly with Raypak 751-1501 ADB heaters

As a direct replacement for 43-101665-09 and 43-26261-09

maintaining system calibration and performance without the need for extensive field re-programming

which includes a siren cut-off timer factory-set to 5 minutes to prevent noise ordinance violations and a manual siren silence switch for maintenance

Resideo ZD8X16TZ Damper L99H008 featuring 3/8" ODF inlet andThe Resideo ZD8X16TZ is a heavy duty, rectangular zone control damper designed for high performance forced air systems. Built with an extruded aluminum frame and parallel blades, this unit ensures low leakage airflow control in critical zoning applications. It features a 24VAC synchronous motor mounted on the 16 inch side, delivering a power closed spring return open fail safe operation. This configuration is ideal for systems requiring a normally