Heaters

Diesel Indirect Fired Heater – Clean, Efficient Heat for Industrial and Commercial Spaces

The Diesel Indirect Fired Heater provides safe, clean, and efficient heating for a wide range of industrial and commercial applications. Designed to deliver high-performance heat without introducing harmful fumes or exhaust into the air, this indirect-fired heater uses a heat exchanger to separate combustion gases from the heated airflow—making it ideal for enclosed or occupied environments.

Perfect for construction sites, warehouses, event spaces, agricultural facilities, and more, this heater ensures reliable warmth even in the harshest conditions. Its rugged, heavy-duty construction and advanced safety features make it a top choice for professionals who demand durability and performance.

Key Features:

  • Indirect-fired design for fume-free heating
  • Diesel-powered for portable, high-output performance
  • Ideal for job sites, temporary structures, and large indoor spaces
  • Durable, weather-resistant build for tough environments
  • Safe and compliant with industry standards

Whether you're managing a construction project in winter or heating a large indoor space, the Diesel Indirect Fired Heater offers the clean, dependable heat you need to keep your operations running smoothly.


L.B White Foreman 230 Oil, Indirect-Fired Portable Heater Package
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$6,800.00

L.B White Foreman 230 Oil, Indirect-Fired Portable Heater Package


The LB White Foreman® 230 Oil indirect fired heater operates quietly and easily while delivering clean, dry heat.
  •  Indirect fired technology exhausts combustion outside of heated environment while providing the ability to duct heat up to 100 feet.
  •  Operates from diesel #1 or #2, indoor/outdoor rated, and produces 230,000 BTU per hour.
  •  Onboard 33-gallon fuel tank provides 19 to 20 hours of runtime. Industry-leading quiet operation at 70 dB or less.
  •   A centralized control panel featuring a volt and hour meters streamlines setup and maintenance.
  •  Equipped to move manually or with lifting bail. Manufactured in Wisconsin from durable components to provide years of dependable performance.
Package Includes
  •  1 -Foreman 230 Oil, Indirect-Fired Portable Heater 230,000 BTUH, Diesel, Vented
  •  1 -12" Hose-Duct, 12" x 25', Gray, Fire-retardant, with Clamp
  •  1 -6" Chimney Rain Cap Kit
  •  1 -Thermostat, 1-Stage, NEMA4X w/ 25 ft. cord, & 15 AMP Plug


L.B White Foreman 500 Oil, Indirect-Fired Portable Heater Package
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$9,900.00

L.B White Foreman 500 Oil, Indirect-Fired Portable Heater Package


The LB White Foreman® 500 Oil indirect fired heater operates quietly and easily while delivering clean, dry heat.
  •  Indirect fired technology exhausts combustion outside of heated environment while providing the ability to duct heat up to 100 feet.
  •  Operates from diesel #1 or #2, indoor/outdoor rated.
  •  Produces 500,000 BTU per hour.
  •  Designed for hook-up to remote fuel tank but 42-gallon onboard fuel tank can provides 11 to 12 hours of runtime.
  •  Industry-leading quiet operation at 70 dB or less.
  •  Equipped to move manually, with forklift pockets or lifting bail.
Package Includes
  •  1 -Foreman 500 Oil, Indirect-Fired Portable Heater 230,000 BTUH, Diesel, Vented
  •  1 -12" Hose-Duct, 12" x 25', Gray, Fire-retardant, with Clamp
  •  1 -6" Chimney Rain Cap Kit
  •  1 -Thermostat, 1-Stage, NEMA4X w/ 25 ft. cord, & 15 AMP Plug

 Additional Options: (call for package pricing difference to upgrade to a 16" Duct Hose)

  •  16" Duct, 16" x 25' Gray Fire-retardant w/ Clamp
  •  16" Duct Adapter Kit (to change from 12" Duct to 16" Duct)