About Us


L.B. White manufactures direct-fired and indirect-fired forced air heaters, convection heaters and radiant heaters in a variety of heat outputs, ignition types, electrical requirements and installation options. A full line of accessories and service parts are also available for all L.B. White heaters.

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All L.B. White heaters meet the difficult requirements of the agricultural, horticultural, industrial, construction, and tent industries. Our procedures ensure each product meets the L.B. White quality standard before units are assembled and shipped.

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L.B. White produces quality heaters by holding the highest standards in all phases of manufacturing.

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To support our customers and end users, we also provide language-specific sales materials, product labeling, and owner’s manuals for products that we ship to more than 30 countries around the world.

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Based in Onalaska, Wisconsin, L.B. White Company is one of the world’s leading manufacturers and marketers of propane, natural gas and kerosene heaters for agricultural, construction, tent and greenhouse environments.

Founded in 1947, L.B. White offers over 75 years of leadership in heating design and manufacturing expertise. Our products include a wide range of direct-fired forced air, radiant and indirect fired heaters available in a variety of heat outputs, ignition types and installations options.

Through the course of the company’s history, L.B. White has established a significant leadership position in the markets we serve by delivering innovative products and quality service that meet the evolving needs of our customers.

L.B. White Company founded in 1952 by Lyle. B White.


Over 125 years of combined heating industry experience make up our team of dedicated Mechanical and Agricultural Engineers. L.B. White Engineers specialize in mechanical design, heat transfer, combustion, ventilation.

Product Development

  • Forefront of design and development
  • Proprietary products that improve heat management
  • Multiple patents and patents pending

Engineering Laboratory

Our engineers use a variety of tools to test fuel caloric valuation, gaseous constituents measurement, airflow, and combustion humidity:

  • Combustion analyzers for CO, CO2, O2, NOX NO2 and gas chromatography for other hydrocarbons
  • FLIR® infrared camera
  • Computational fluid dynamics (CFD) simulation software
  • 2D and 3D computer-aided design (CAD) software
  • 3D prototype printer

In-House Manufacturing

  • Sheet Metal
  • Fabrication
  • Machining
  • Assembly
  • State-of-the-art robots, lasers, and machining laboratory


Technical Support

  • Application assistance
  • Heater layout based on building specifications
  • On-site training and post-sale technical support
  • Translated product owner manuals
  • Real-time video chat troubleshooting

Service Levels

  • World-class customer service
  • Shipping container coordination
  • Freight forwarding services

Online Resources

Product Warranty

L.B. White offers an industry-leading, 12/24/36 month* product warranties.
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*Conditions apply.