About this part
The combustion (inducer) fan pushes combustion gases safely out through the flue and proves airflow before the burner lights. A noisy, slow or failed combustion fan will stop the heater from lighting and often shows as a pressure switch or airflow fault.
Before you order
- Check the part number Vulcan fan-Series 20 against your old part or your unit’s manual.
- Check your model on the unit’s data plate and compare it with the fitment details on this page.
- Not sure? Contact us with your model and a photo of the old part and we’ll confirm the fit before you buy.
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