Lochinvar & A.O. Smith 100233421 Damper 326070-701 As a HVAC professional

As a HVAC professional

providing a consistent 23

Vertical installation may affect the calibration and safety rating

Can I use this for a 150

Direct Acting Design: Mechanical actuation provides immediate response to pressure fluctuations without the need for external power

Lochinvar & A.O. Smith 100233421 Damper 326070-701 As a HVAC professionalThe Lochinvar & A. O. Smith 100233421 Damper is a critical 5 inch automatic flue damper designed for the Lochinvar RBN090 boiler and A. O. Smith water heaters. This 24V motor actuated damper serves as a direct replacement for the legacy Lochinvar DRH2935, ensuring peak combustion efficiency by managing exhaust gas flow. When the burner cycle is in standby, the assembly closes to minimize standby heat loss, maintaining a higher energy factor and