d7665e04_Pressure_Washer_Burners__New_Burner_System
[Burner Feature Comparison] Burner blower reduces downdraft. The new forced air burner has an internal blower system that reduces possible downdrafts, eliminating dangerous carbon monoxide in the work area and potential for severe equipment damage. [Old Burner System] No blower system, relies on natural air flow to provide proper draft. [New Burner System] 
Blower is integral part of design
Pressure Washer Burners
New Burner System