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Sheet Metal Fabrication

Belleville Sheet Metal Fabrication

New Air Duct Construction & Duct Replacement

Over time, airborne moisture, debris, and plenty of other factors contribute to corrosion in your air ducts, and corrosion eventually leads to holes, leaks, and other problems that waste energy and prevent your ducts from carrying conditioned air where it needs to go. At Bel-O Cooling & Heating, we offer a full range of air duct repair services. However, if your ducts cannot be repaired or simply aren’t worth repairing, we also offer comprehensive duct replacement and new installation with world-class sheet metal fabrication services.

For high-quality products and world-class customer service, trust Bel-O Cooling & Heating for all of your sheet metal fabrication needs! Dial (618) 400-0905 today.

  • "Couldn't wish for a better company and employee to service my home heating and cooling."

    Couldn't wish for a better company and employee to service my home heating and cooling. Appointments are made with only a minimal wait, calls ahead of arrival and professional service by employees make me call this company each year. Loren Is the BEST.
    - Karen H.
  • "Jason was professional and courteous."

    Jason was professional and courteous. He listened to what the problem was and then explained what he needed to do to fix it. He answered all my questions and cleared the clogged basement drain. He also recommended what I could do to help keep the drain clear in the future. Thank you Jason!
    - Sue S
  • "They replaced my sump pump."
    They replaced my sump pump. They came in the day I called, did the work quickly and well, with a better product than I had before. Very friendly. Explained what they were doing.
    - Rick H.
  • "Anthony thoroughly checked the gas water heater for proper operation"
    Anthony thoroughly checked the gas water heater for proper operation and lit the pilot light. He took time to answer our questions and investigated what caused the issue. He was friendly and helpful. We appreciate the great service.
    - Becky G
  • "Jason was on time, polite, and professional."

    Jason was on time, polite, and professional. He had the old water heater out and the new one installed very quickly and efficiently. There was minimum disruption to our household, and we were back to functional in no time and no inconvenience.
    - Wayne S
  • "What a great value for the peace of mind!"
    We recently had a technician out to do a maintenance and cleaning of our furnace.The experience was great as he took his time to clean and inspect the system and to go over any findings/recommendations he had for us. We took advantage of the great maintenance plan they offer and look forward to having them back out in the spring to maintenance the AC. What a great value for the peace of mind!
    - Stephanie S.
  • "Wonderful to work with. Fast and very professional."

    Wonderful to work with. Fast and very professional. Mitch the tech was very nice and did a great job. Thank you so much!

    - Karen B.
  • "We have been and are VERY pleased to be a VERY satisfied customer!"
    BEL-O has been our AC and Furnace service provider since our previous home was built in 2004. Their technicians have ALWAYS been clean, competent, and caring about the service they have provided and how they treat us as customers. We have been and are VERY pleased to be a VERY satisfied customer!
    - Pete. B

Ductwork & Ventilation Fabrication

Bel-O Cooling & Heating is one of the only heating and cooling companies in the area to employ a sheet metal specialist in-house in order to serve our customers better. We make all of our ductwork and ventilation in our own shop, ensuring that everything exceeds or rigorous and stringent standards of quality. When you need a duct or ventilation shaft replaced, you can be certain that when you work with us, it will perform well and withstand the test of time.

We can fabricate ductwork for all of the following applications:

  • Duct systems
  • Lab hoods
  • Oven and equipment exhaust systems
  • Fume, chemical, and dust exhaust systems

We also offer fabrication services for specialty metals as well! If a duct or vent will be visible, these materials will ensure that it looks great and it performs well. With our experience of working with these materials, you can rest assured everything will be built to the right specifications and provide you with superior functionality in your specific application.

Our specialty metals include:

  • Welded black iron
  • Black plate
  • Aluminum
  • Stainless steel

Contact us todayand learn more about our residential and commercial sheet metal fabrication services.

  • HomeAdvisor Screened & Approved
  • BBB A+ Accredited Business
  • Carrier Factory Authorized Dealer
  • Carrier President's Award
  • NATE
  • Sheet Metal Workers' International Association
  • Southern Illinois Builders Association
  • O'Fallon - Shiloh Chamber of Commerce Member
  • Plumbers & Pipefitters Local 101 - Belleville, Illinois
  • Daikin DCP Accredited

Contact Us Today

Expert Technicians Providing HVAC & Plumbing Solutions for Residential and Commercial Properties
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  • Third Generation, Family-Owned Since 1959

    Our grandfather started this business to serve his community decades ago, and we take the same pride in that service. 

  • Decades and Decades of Industry Experience

    Since we opened, we've prioritized expertise in both traditional and innovative industry practices to serve you better. 

  • Honest & Transparent Technicians Who Never Oversell

    We want to provide you with a number of solutions and help you pick the right one for you, not the right one for us. 

  • Full Capability One-Stop Shop for Heating & Cooling

    From keeping the air in your home safe and cool to manufacturing sheet metal, you are in capable hands.