Features 30 to 600 kWTurndown range 10:1Fuel : Natural GasPropaneLPGExcellent flame stability with excess air, excess fuel and ON-ratio firing, over 400% excess air.Separated gas and air inlet, no flashback. Applications Air heaterSteam generatorDrierHeat treatment furnace for low temperatureHomogenizing furnaceTextile dryingLow temperature furnace