we specialize in oil furnaces

At Long Engineering LLC, we offer repair and replacement services for homeowners in Bowie, MD and surrounding areas.

Our skilled technicians ensure your oil heating system operates safely and efficiently throughout the winter months.

Our Oil Furnace Services Include:

  • Comprehensive furnace inspections
  • Burner cleaning and adjustment
  • Oil tank inspection and replacement
  • Ignition system repair
  • Heat exchanger inspection and replacement
  • Fuel line repair and installation
  • Thermostat repair and upgrade
  • Complete oil furnace replacement
  • Annual maintenance and tune-ups
  • Emergency breakdown service

Why Choose Us for Oil Furnace Service?

Black oil heater on wheels.

Experienced with all major oil furnace brands

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24/7 emergency service available

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Thorough safety inspections

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Clean and professional service

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Competitive pricing

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High-efficiency replacement options

Warning Signs Your Oil Furnace Needs Repair:

Yellow or smoky flames instead of blue, strong oil odor in your home, soot accumulation around the furnace, furnace won't start or stay running, strange noises or vibrations, increased heating costs