Commercial Furnace Maintenance & Tune-Ups in San Antonio, TX

Since 1964, Comfort-Air Engineering and Primo Plumbing, Inc. has provided expert care that keeps commercial heating systems running at their best. Our family-owned and -operated company understands how vital reliable heating equipment is to a business.

Our team of highly trained HVAC technicians has the experience and tools to thoroughly tune-up your heating system, no matter the size of your facility.

When you partner with us, you’re guaranteed:

  • Upfront pricing
  • No mess left behind
  • 100% satisfaction guaranteed

 Call (210) 494-1692 to schedule a maintenance appointment.

Commercial Heating Maintenance

Regular maintenance ensures the optimal performance of your heating system and helps identify potential issues before they escalate into major problems. We offer two maintenance plans: the Comfort Plan and the Total Comfort Plan.

With our maintenance plans, you can rest assured that your commercial furnace is in good hands and will continue to operate efficiently for years to come.

Sign up for a maintenance plan or call (210) 494-1692 to learn more.

Benefits of Routine Heating Maintenance

Preventative heating maintenance is a proactive approach to ensure the optimal performance of your commercial heating system. It involves regularly scheduled inspections, cleanings, and equipment tune-ups by trained professionals.

By detecting and addressing potential issues before they become major problems, preventative heating maintenance can help extend your equipment’s life span, improve energy efficiency, and reduce the risk of unexpected breakdowns and repairs.

Additional benefits include:

  • Reduced energy costs
  • Improved indoor air quality
  • Compliance with safety and environmental regulations
  • Optimized comfort and productivity for employees and customers
  • Increased resale value of the building and its equipment

Engineering Your Comfort for Life

Speak with one of our experts today

Selecting an HVAC Specialist for Commercial Maintenance

While it may be tempting to perform maintenance tasks yourself, hiring a professional for your heating maintenance is best. Trained professionals have the knowledge and expertise to identify and address potential issues safely. Attempting to perform maintenance yourself can damage the equipment and may not be effective in ensuring optimal performance.

Our experienced technicians use the latest tools and equipment to provide comprehensive maintenance and tune-up services to ensure your commercial furnace is running at its best.

 Keep your commercial heating systems in prime condition. Call (210) 494-1692 to schedule maintenance with our team.

Why Choose Us?

With over 50 years of expertise in servicing commercial HVAC systems and equipment, Comfort-Air Engineering is the go-to provider for dependable commercial heating solutions throughout San Antonio and beyond.

As a family-owned and -operated business that values customer service above all else, we strive to create lasting relationships with those who choose us as their preferred source for heating assistance.

We understand that each industry has unique heating requirements, so we’ve dedicated ourselves to serving our customers since 1964.

Call (210) 494-1692 to book an appointment with Comfort-Air Engineering.

protection plans

  • planned maintenance
  • bi-annual or quarterly inspections
  • 10% discount on repairs


office/retail space

Meet The Team

Our team of experts dedicated to delivering amazing service.
employee Matthew Freund smiling at the camera
employee Patrick Freund smiling at camera
employee tom freund smiling for the camera
Employee Clint Wurzbach smiling at the camera
employee Mike Stahl smiling at the camera
employee Matthew Freund smiling at the camera
employee Patrick Freund smiling at camera
employee tom freund smiling for the camera
Employee Clint Wurzbach smiling at the camera
employee Mike Stahl smiling at the camera

Over 50 Years Of Five Star Service

Excellent customer service!

I was so pleased with the excellent customer service provided by Luis, Eric, Camillo and Mark. Also, your Customer Service Accounts Payable was so sincere and efficient. I would and will always recommend Comfort Air to anyone.

Suzy H.

Very dependable!

I've been a customer of Comfort-Air Engineering Inc for about ten years. I like them because they are very dependable. When I call them, they come out. A few years ago, they installed a new heating and air conditioning system for…

Robert H.

Real professional job!

Replacing faucets throughout house was no problem for these pros, even though there were a variety of fittings they had to deal with. Showed up on time and worked efficiently. Real professional job at a reasonable price.

Bob K.

We wouldn't trust any other!

We have always appreciated your family owned and operated business. We have been with your company for approximately 20 years and wouldn’t trust any other.

Gwen R.

On time, professional and courteous!

Comfort-Air Engineering Inc. recently installed a generator for us and they also did some plumbing work. This was our first experience with the company. They were on time, professional and courteous. Moreover, they did exactly what we asked them to do…

David A.