Direct Fired Heaters – DF 400 & DF 1500 Series

Fuel Types: LP/NG
Economical, powerful heating for well-ventilated applications

Shared Benefits/Specifications:

  • Lowest Emissions in the Industry
  • ETL 2009 International Approved
  • Powder Coated
  • Thermostatically Controlled
  • Low Pressure Regulator on Manifold
  • Standard Wheels for easy mobility
  • Easy Ball Valve Changeover from Propane to Natural Gas
  • Stainless Steel Burner for Higher Efficiency & Durability


DF Series:

Direct Fired Heating is ideal for well vented applications requiring a lot of heat, our direct fired heaters provide the most cost effective option. We use superior components which enable us to manufacture the highest quality Direct Fired heating unit in its class. We are proud of the fact that Frost Fighter Direct Fired units deliver the lowest emissions in the industry.

  Capacity Fuel Type Electrical Requirements Air Flow Motor Shipping Dimensions Shipping Weight Approval
DF400 400,000 BTU/h LP/NG 120V / 15Amp 2,500 CFM 1/2Hp 51”Lx31”Wx33”H 195lbs ETL
DF1500 1,500,000 BTU/h* LP/NG 120V / 15Amp 7,700 CFM 1Hp 75”Lx40”Wx53”H 360lbs ETL

*Modulating Output: Lo Fire 800,000 BTU/h – Hi Fire 1,500,000 BTU/h