Dultmeier Sales will be closed Thursday, November 22nd and Friday, November 23rd in observance of Thanksgiving

Dultmeier Sales will be closed Tuesday, December 24th at 12pm and all day Wednesday, December 25th.
Normal operations will resume Thursday, December 26th. We wish you and your family a very Merry Christmas!

Dultmeier Sales will be closed Wednesday, January 1st in observance of
New Year's Day

Dultmeier Sales will be closed Thursday, July 4th and Friday, July 5th in observance of Independence Day.
Normal operations will resume Monday, July 8th. We wish you a happy 4th of July!!

We are experiencing some technical difficulties on dultmeier.com and apologize for any inconvenience.
If you are running into issues, please phone your order in to 1-888-677-5054

Portable Indirect Heaters

Oil Fired

Oil-Fired Indirect Heaters are ideal for use in construction, farm and industry. Delivers reliable heat without exposed flame. For open, well-ventilated areas or can be vented for indoor use. Can operate on Kerosene, #1 Diesel, #2 Diesel or Jet Fuel.


  • Stainless steel combustion changer with 4-pass heat exchanger technology
  • 90% Efficiency, most efficient in the industry
  • Electronic flame control unit
  • Overheat thermostat
  • Fuel tank with drain plug
  • Combustion air pressure safety switch
  • 1 ft. power cord
  • 10" pneumatic wheels
  • 120 Volt, 1 Phase, 60 Hz.
  • 6" Flue stack
  • Up to 14 hour run time per tank.

BLH100 Heater is rated to 112,000 BTU input. Dimensions are 50" long x 20" wide x 30" high.

BLH200 Heater is rated to 205,000 BTU input. Dimensions are 57" long x 22" wide x 37" high.

BLH300 Heater is rated to 294,000 BTU input. Dimensions are 69" long x 28" wide x 42" high.
Item Description Quantity Availability

Unit Price: $1,596.00/EA


Unit Price: $2,276.00/EA


Unit Price: $2,871.00/EA


Additional Information

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