Description
Lochinvar & A.O. Smith 100233421 5″ Flue Damper for RBN090
The Lochinvar & A.O. Smith 100233421 is an OEM replacement 5″ flue damper designed specifically for use with the RBN090 commercial water heater. This flue damper plays a critical role in the venting system, helping to regulate flue gas flow and improve overall appliance efficiency by minimizing standby heat loss when the burner is not firing.
Key Features
- OEM replacement part from Lochinvar & A.O. Smith
- 5″ flue damper sized for direct compatibility with the RBN090 model
- Helps reduce standby heat loss by controlling flue gas flow
- Designed for precise fit and reliable long-term performance
- Supports proper venting system operation and combustion safety
Application
- Compatible model: RBN090 commercial water heater
- Flue size: 5″
- Manufacturer Part Number: 100233421
Why Choose OEM Parts?
Using genuine Lochinvar & A.O. Smith replacement parts ensures your equipment operates within factory specifications, maintains warranty compliance, and delivers the dependable performance your customers expect. The 100233421 flue damper is engineered to exact tolerances for the RBN090, eliminating the guesswork of aftermarket substitutions.
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