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Oasis Plumbing, Heating & Cooling Offers Seasonal Maintenance Plans

Professional Furnace Services for Addison Homes and Businesses

When temperatures drop in Addison, IL, your furnace becomes the most critical system in your home or business. At Oasis Plumbing, Heating & Cooling, we understand that reliable heating isn’t just about comfort—it’s about safety, efficiency, and peace of mind during those harsh Midwest winters. Our comprehensive furnace services ensure your heating system operates at peak performance when you need it most.

Since 1997, we’ve been serving customers throughout Chicago and the Northern Suburbs, including Addison, with expert furnace installation, repair, and maintenance services. Our highly-trained technicians bring decades of combined experience to every service call, whether you’re dealing with an emergency breakdown or planning a routine tune-up. We pride ourselves on delivering customized solutions that fit your specific heating needs and budget constraints.

Understanding Your Furnace System

Modern furnaces are sophisticated pieces of equipment that require professional expertise to maintain and repair properly. The typical residential furnace consists of several key components working in harmony: the heat exchanger, burner assembly, blower motor, control board, and safety switches. Each component plays a crucial role in converting fuel into comfortable warmth for your Addison property.

The heat exchanger serves as the heart of your furnace, transferring heat from combustion gases to the air circulating through your home. Over time, this critical component can develop cracks or corrosion, potentially creating dangerous carbon monoxide leaks. Our technicians perform thorough inspections using specialized equipment to detect even the smallest issues before they become major safety hazards. We also examine the burner assembly for proper flame characteristics, ensuring optimal combustion efficiency and minimal fuel waste.

Comprehensive Furnace Repair Services

When your furnace fails on a frigid January night in Addison, you need responsive, reliable service immediately. Our repair technicians arrive equipped with extensive diagnostic tools and common replacement parts, enabling us to resolve most issues during the initial service visit. We troubleshoot everything from ignition problems and thermostat malfunctions to blower motor failures and gas valve issues.

Common furnace problems we encounter include inadequate heating, unusual noises, frequent cycling, and complete system failures. Each symptom can indicate various underlying issues requiring different repair approaches. For instance, inadequate heating might stem from dirty filters restricting airflow, malfunctioning thermostats sending incorrect signals, or deteriorating heat exchangers reducing thermal efficiency. Our systematic diagnostic process identifies the root cause quickly, allowing us to implement the most cost-effective repair solution.

Expert Furnace Installation and Replacement

Selecting and installing a new furnace represents a significant investment in your Addison property’s comfort and value. We guide you through the entire process, from initial assessment to final testing, ensuring you receive the perfect heating solution for your specific needs. Our installation process begins with a comprehensive load calculation, determining the exact heating capacity required for your home or business based on square footage, insulation levels, window efficiency, and local climate data.

Modern high-efficiency furnaces offer impressive energy savings compared to older models, with some units achieving Annual Fuel Utilization Efficiency (AFUE) ratings exceeding 98 percent. This means nearly every dollar spent on heating fuel converts directly into usable warmth. We install leading furnace brands featuring advanced technologies like variable-speed blowers, modulating gas valves, and smart control systems that optimize comfort while minimizing energy consumption. Our installation teams follow strict manufacturer specifications and local building codes, ensuring your new furnace operates safely and efficiently for years to come.

Preventive Maintenance Programs

Regular maintenance extends furnace lifespan, improves efficiency, and prevents unexpected breakdowns during peak heating season. Our comprehensive maintenance programs include thorough system inspections, cleaning, adjustments, and performance testing designed to keep your furnace running smoothly throughout winter.

  • Annual tune-ups: Complete system inspection, cleaning of critical components, lubrication of moving parts, and calibration of controls
  • Filter replacement: Regular filter changes maintain proper airflow and indoor air quality while reducing strain on system components
  • Safety inspections: Testing of all safety devices, carbon monoxide detection, and verification of proper ventilation
  • Performance optimization: Adjustment of gas pressure, airflow rates, and temperature rise to manufacturer specifications
  • Preventive repairs: Identification and correction of minor issues before they develop into major problems

Energy Efficiency and Cost Savings

Rising energy costs make furnace efficiency more important than ever for Addison homeowners and businesses. We help you maximize heating efficiency through various strategies, from simple maintenance tasks to comprehensive system upgrades. Proper furnace sizing plays a crucial role in efficiency—oversized units cycle frequently, wasting energy and creating uncomfortable temperature swings, while undersized units run continuously without adequately heating your space.

We also address factors beyond the furnace itself that impact heating efficiency. Ductwork condition significantly affects system performance, with leaky or poorly insulated ducts wasting substantial amounts of heated air. Our technicians inspect and seal ductwork, ensuring maximum heat delivery to living spaces. Additionally, we recommend programmable or smart thermostats that automatically adjust temperatures based on occupancy patterns, potentially reducing heating costs by 20 percent or more.

Emergency Services and Rapid Response

Furnace emergencies don’t follow convenient schedules, which is why we maintain emergency service availability for Addison residents and businesses. Our rapid response team understands that heating failures during extreme weather conditions require immediate attention. We prioritize emergency calls based on severity, with special consideration for households with elderly residents, young children, or individuals with health conditions requiring stable temperatures.

Our emergency service vehicles carry extensive parts inventories, enabling immediate repairs for most common furnace problems. When major component failures require ordering special parts, we provide temporary heating solutions to maintain comfortable temperatures until permanent repairs are completed. This commitment to customer comfort during emergencies has earned us loyal customers throughout our over 20 years serving the Chicago area.

Choosing Professional Furnace Services

While some homeowners attempt DIY furnace repairs, professional service ensures safety, reliability, and warranty protection. Furnaces involve complex interactions between electrical systems, gas lines, and mechanical components that require specialized knowledge and tools to service properly. Our technicians undergo continuous training on the latest furnace technologies and repair techniques, staying current with evolving industry standards and manufacturer requirements.

Professional furnace service also provides valuable documentation for warranty claims and home insurance purposes. We maintain detailed service records for every customer, tracking maintenance history, repairs performed, and recommendations for future service. This documentation proves invaluable when selling your property or filing insurance claims related to heating system issues. At Oasis Plumbing, Heating & Cooling, we combine technical expertise with exceptional customer service, ensuring your furnace receives the professional attention it deserves while respecting your time, property, and budget throughout every interaction.

Furnace Services in Addison, IL

Furnace Services in Addison, IL

Furnace Services ∴ Addison, IL

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Family Owned and Operated Since 1997

Make Your Home An Oasis

Keep all your heating and air conditioning systems running at peak performance with an Oasis Plumbing, Heating & Cooling Energy Savings Program. You can avoid seasonal emergencies, extend the life of your equipment and save money on equipment costs and energy over the life of your systems.

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Featured Five-Star
Customer Reviews

I called Oasis this morning because my furnace was not working. Within 20 minutes their technician, Danny, arrived. Danny was able to assess the situation, provide an immediate fix, and even commit to returning Monday morning to provide additional services needed. Danny was friendly, informative, professional and FAST! I am thankful I called Oasis for my immediate heating needs and that Danny was the technician who arrived. Top notch service! Highly recommend.

Megan R.

Oasis is great! My furnace is almost 30 years old and for a reasonable price they were able to do the repairs. First Danny came to evaluate. He showed me what was wrong. They had to order the necessary parts to fix it. Today Hani and Fernando came to do the repair. They were efficient and courteous. I will definitely use Oasis in the future.

Emily H.

Danny and the folks at Oasis got us a great deal on a new furnace and AC. The install took about 4 hours, and they were also super responsive throughout the process. It was about as good of an experience I’ve had with an HVAC company. I’d highly recommend!

Brian C.

Oasis has always been great to work with and their staff are quick and efficient if issues arise. When our air conditioning broke down during the heat of the summer, they provided a quick replacement at a competitive price. Their staff are always extremely kind, respectful, and knowledgeable.

Sam C.

I had a great experience with Oasis. Our furnace had issues on Thursday night and Oasis came at 7am the next morning, and we found out we needed a new one. They provided all the necessary information to our condo building so we could get an emergency replacement on Saturday morning. Within 36 hours we had a brand new furnace and the installation team did a great job communicating on their work and how to use the furnace. The owner, Mike, and his team are great and I really appreciated the attention they gave to this matter. I would highly recommend and will only go to them in the future.

Shane H.

The folks with Oasis showed up right on time and replaced my entire furnace and condenser in about 4.5 hours. I had just redone my laundry room where the furnace is and they took great care not to damage anything. Overall very happy with the service and very happy with how respectful the installers were.

Josh D.

I have been using Oasis since 2019. They are reliable, efficient, and their prices are reasonable. The customer service is amazing. Every tech I’ve had come out is knowledgeable, friendly, and professional. The owner, Mike, is hands on and works with you every step of the way. Highly recommend Oasis.
Services include: furnace and AC replacement; annual maintenance.

Nicole U.

Oasis was incredibly responsive and efficient! My call to them on a Friday night during a cold spell was returned within 10 minutes and he scheduled a tech to come to my home at 7 the following morning. At 7 the tech was there, examined my furnace confirming that a new motor was necessary. He searched for the part, sent a quote and returned with the motor by noon the same day to install it. You can’t beat that!!! I will be using Oasis for all my future furnace and A/C needs.

Gayle V.
MJM Moore
1 day ago
Joseph was great. On time. Super nice. Serviced everything as asked!
Jonathan
1 day ago
Fernando’s installation was very thorough and efficient. I had two hvacs replaced with new furnace and air conditioning. He went above and beyond to make sure all my zoned hvac system were calling properly since there were some issues with the dampers and control panel. Joseph came out a week later to top off the coolant since the AC wasn’t strong enough. Very professional and thorough. They are a top-notch team and would gladly use them again.
Ben Salley
2 days ago
Very knowledgeable, nice, and super helpful. Got it fixed and explained what was wrong
Andrew Rojecki
2 days ago
Prompt, efficient, and knowledgeable.
Response from the owner:Thank you, Andrew! We appreciate your kind words about our team's promptness, efficiency, and knowledge.
Mary Taylor
2 days ago
Efficient and courteous service.
Response from the owner:Thank you, Mary, for your kind words about our efficient and courteous service. We appreciate your feedback!
Win Villamora
2 days ago
Did not actually fix the problem. Recommended getting a new furnace.
Response from the owner:Thank you for your feedback, Win. I'm sorry to hear that the issue wasn't resolved and appreciate you sharing your experience. If there's anything else we can assist you with, please let us know.
Kevin Murphy
2 days ago
Response from the owner:Thanks Kevin. We’re thrilled that you were satisfied with our services. Your feedback is appreciated, and we hope to be of help again soon!
Rachelle Rasich
2 days ago
Response from the owner:Thank you, Rachelle, for taking the time to leave a review. We appreciate your support!
Brad Herrmann
3 days ago
Very honest. They don't try to upsell you or charge you for things you don't need.
Response from the owner:Thank you, Brad! We appreciate your kind words and are glad to hear you value our honesty and straightforward approach.
Lucy Kaplan
3 days ago
Prompt and pleasant service. Highly recommend. 2026 Update: Just had my 20 tr old AC unit serviced by Joseph from Oasis. He was prompt and polite. He explained everything he was doing. Very happy with this company and strongly recommend them. My update for my fall service call is exactly the same as above except that he was able to come early and I was very happy to accommodate him! Excellent!
Response from the owner:Thank you so much for your business and feedback, Lucy! If any of your friends or family need help, please let them know about us!
Anna Kozlowski
3 days ago
Oasis team is professional and great to do business with. They are on time.
Response from the owner:Thank you, Anna, for your kind words about the Oasis team; we appreciate your support and are glad to hear you had a great experience with us!
A R
3 days ago
I have used Oasis once for HVAC maintenance and twice for plumbing issues. Each appointment has been a pleasant experience. The HVAC technician and plumbers have all been courteous and performed good work, and clearly explained the work done.
Response from the owner:Thank you for sharing your positive experiences with us, A! We're glad to hear that our HVAC technician and plumbers provided courteous service and clear explanations. Your support means a lot to our team!
Kent Brooks
4 days ago
Well mannered, professional, provided clearly.
Dan J
4 days ago
Worked with Joseph for some standard maintenance to our AC and Furnace. Very professional and honest, didn’t push to upsell anything but gave good recommendations.
Katie Reese
4 days ago
Joseph did a great job of looking at the system in my new home. He went through how the it is running and any concerns I have. He took the time to ensure I understood everything. Highly recommend!
Becky Kaplan
5 days ago
Professional and courteous service at a reasonable price.
Response from the owner:Thank you, Becky, for your kind words about our professional and courteous service; we appreciate your feedback!
Gregory Surber
6 days ago
We are very happy with choosing Oasis for our hvac seasonal maintenance and service. Service techs Fernando and Naem are very pleasant and thorough. We highly recommend Oasis.
Response from the owner:Thank you, Gregory, for your kind words and recommendation; we're glad to hear you had a great experience with Naem!
Ben Piper
6 days ago
Quy was extremely thorough and professional.
Response from the owner:Thank you, Ben! We appreciate your kind words about Quy and are glad to hear you had a great experience.
Response from the owner:Thank you, William, for taking the time to leave a review. We appreciate your feedback and are here to help if you have any further thoughts to share!
Dipali Engel
1 week ago
Response from the owner:Thank you for your feedback, Dipali! We appreciate you taking the time to share your thoughts.
Pamela Zawila
1 week ago
Service is always top-notch, on time, knowledgeable, and open to questions when needed. I enjoy having Naem come. He knows what he is doing and is familiar with my furnace and with the air-conditioner as well. He is a pleasure to interact with when he comes. It is easy to see that he enjoys his work and is a great representative for Oasis both professionally and personally.
Response from the owner:Thank you, Pamela, for your kind words! We're glad to hear you enjoy Naem's service and appreciate his expertise and friendly approach. Your satisfaction means a lot to us!
Rajiv Kumar
1 week ago
Response from the owner:I understand that you didn't leave any specific feedback, but I appreciate your time in sharing a review. If you have any questions or need assistance, please feel free to reach out via text or call. Your input is valuable to us.
Peter Hartshorn
1 week ago
As always, great service.
Response from the owner:Thank you, Peter! We appreciate your kind words and are glad to hear you enjoyed our service.
F Y
1 week ago
Hani was communicative & polite, asking if he could show up a bit earlier (how often does that happen with service calls?). He was friendly, professional, respectful of my home, & patient with my questions. He also knew what I wanted - to have the fan not running as loudly - without me even asking. I’m requesting him for future HVAC service calls with Oasis!
Response from the owner:Thank you, F! We're glad to hear that Hani provided such excellent service. His professionalism and attentiveness truly make a difference, and we're happy you want to request him for future HVAC service calls. We appreciate your feedback!
Kylie Dore
1 week ago
Joseph/Quy/Oasis did a great job explaining what was happening w/my furnace. Joseph covered how the system should work and what was going wrong. He very patiently answered all of my questions. The part was ordered and installed the next day. Quy was quick with the installation and very thorough. Could not have asked for better techs!
Response from the owner:Kylie, thank you for your wonderful feedback! We're glad Joseph and Quy could provide you with such thorough explanations and prompt service. Your satisfaction means a lot to us!
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Free second opinion with a written estimate or diagnosis from another service provider. Evaluation only; additional diagnostics, repairs, parts, and services not included. Residential customers only. Cannot be combined with other offers.

Use By
10/31/2026
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Same-day and next-day installation subject to equipment availability and scheduling. Not all systems or installations qualify. Additional charges may apply. Residential customers only.

Use By
10/31/2026
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Addison, IL