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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.

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 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.

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.

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.

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.
Michelle E Moy
2 days ago
Joseph and Kwee showed up on time and were very polite. We promptly went to basement where the PVC pipe for my HVAC drainage had snapped in half. Joseph took a look and told me exactly how he was going to fix/replace the broken pipe. I was in a rush because I was on a client call when they arrived (my fault for not checking my calendar). As I ran upstairs, Joseph asked if I wanted to review pricing, which would have slipped my mind had he not stopped me. I’m very grateful he took the initiative to do that. I was surprised at the price of $225 as other companies had quoted me much higher prices. Once that was agreed upon, Joseph and Kwee got to work and were finished in about 20 minutes. The process was seamless and they were careful about being quiet as they were leaving to not disrupt my call. I will definitely be calling Oasis for my next plumbing job. Before and after pics attached. Thank you, guys!
Bill Nguyen
2 days ago
We have relied on Oasis for years, installing our furnace, maintaining our furnace and a/c, and cleaning our ducts. They are always professional and reliable.
Luis Quinones
5 days ago
Super responsive, great service. Everyone was incredibly nice throughout. Couldn’t ask for much more.
Wayne Duan
5 days ago
I've been using Oasis for my annual HVAC maintenance, as well as various HVAC and water heater repairs for the past ~5 years. They are consistently prompt, polite, and efficient. Every technician has been professional, reliable, and clear in their communication. Highly recommend!"
We had Oasis come out to identify a bathroom tub leak. The two guys were helpful, very friendly, and explained everything that was going on in great detail. They really educated us on what our issue was and identified the potential problems in a matter of minutes. Would def recommend.
Michelle Drake
6 days ago
Timely, professional and informative.
Kaitlin Meyer
6 days ago
Mark G was great. Highly recommend
Spencer Veltema
6 days ago
Oasis Heating and Cooling are definitely the people I recommend for HVAC situations. They’ll be honest with you about what’s going on and what your options are. They may not be the absolute cheapest option but you get what you pay for, and one visit from them compared to multiple visits from someone who is dirt cheap is going to be worth it in the long run.
Matty H
6 days ago
Joseph was very knowledgeable and professional. He explained the issue with my A/C and fixed it promptly, even tackling an unrelated request during the same visit.
Kelsey Rayford
1 week ago
Super detail oriented and fair pricing. Will use them every season!
Response from the owner:Thank you, Kelsey! We appreciate your kind words and are glad to hear you value our detail-oriented approach and fair pricing. Looking forward to serving you every season!
Melanie Makhija
1 week ago
Response from the owner:Thank you for your review, Melanie! We appreciate your support and look forward to serving you again.
Billie Morrow
1 week ago
On time, very professional, explained everything and cleaned up nicely when the job was completed
Response from the owner:Thank you, Billie! We appreciate your kind words about our professionalism and attention to detail. It's great to know you had a positive experience.
Courtney Kendal
1 week ago
Response from the owner:Thank you, Courtney, for taking the time to leave a review. We appreciate your support!
Technicians Joseph and Bill were really great! Punctual, friendly, explained everything in a way that was easy to understand. I highly recommend.
Response from the owner:Thank you, Colette! We're glad to hear that Joseph and Bill provided you with great service and made everything easy to understand. Your recommendation means a lot to us!
Rossy Jimenez
2 weeks ago
Response from the owner:Thank you, Rossy, for taking the time to leave a review. Your feedback is appreciated!
Vanessa Banks
2 weeks ago
Joseph did a great job. My AC unit is on its last leg. He explained in detail the problem and gave me an estimate of the approximate cost of a new unit installation.
Response from the owner:Thank you, Vanessa! We're glad to hear that Mark's efforts made a positive impact. Your feedback means a lot to us!
Deanna Charles
2 weeks ago
Response from the owner:Thank you, Deanna, for your review! We appreciate your support and look forward to serving you again.
searah deysach
2 weeks ago
We've used Oasis for years. They come when they say they will, the are friendly and they get the job done, usually very quickly !
Response from the owner:Thank you, Searah! We appreciate your loyalty and are glad to hear that our team consistently meets your expectations with friendly and efficient service.
Frank Bruno
2 weeks ago
Danny was professional and efficient. He identified the issue immediately. We have used Oasis for a very long time. We keep coming back. Always great!
Response from the owner:Thank you, Frank! We're glad to hear about your positive experience with Danny and appreciate your loyalty to Oasis. Looking forward to serving you again!
I have known Mike for over 25+ years. His crew has installed new heating and cooling systems for me, with vents and ductwork installation, hot water heaters and has serviced and maintained same over the years. They are reliable and always available when you need them. Recently, he replaced the heating and cooling system at my parent's house. He came out right away to assess and provide an estimate for the work and 3 days later my parents had their new system to initiate the winter season worry-free. His crew is punctual, very professional and very knowledgeable in their work. I recommend Oasis without reservation.
Response from the owner:Thank you, Leticia! We truly appreciate your kind words and loyalty over the years. It's great to hear that Mike and the team have consistently met your needs and those of your parents. Your recommendation means a lot to us!
Neela Persaud
2 weeks ago
We had a new AC and furnace replaced in our condo. The work was completed on a Monday. On Saturday morning, there was a lot of water coming down into the utility closet. We called in to the office immediately and since it was a holiday weekend, there was no availability until Tuesday morning. Saturday evening, as the dripping continued, it dripped into the pan the unit was sitting in, causing the safety switch to shut down the AC. We texted Naim, the estimator, who reached out to the GM. On Sunday morning, Mike and Alan came out to diagnose the problem. They found out that the new installation was not the problem. The water was coming from the condo unit above us. They went above and beyond by going to the unit and cleaning out the blocked pipe that was the source of the problem. This was done at no charge to us; pretty sure not yo the neighbors upstairs either. I would highly recommend Oasis.
Response from the owner:Thank you, Neela, for your wonderful review! We're glad to hear that Naim, Mike, and Alan were able to assist you promptly and go the extra mile to resolve the issue. Your recommendation means a lot to us!
Sarah Herweg
2 weeks ago
We had Joseph come out to do maintenance on a bad capacitor - he was very communicative, quick and anticipated what it was based on my description on the phone! Really appreciate the excellent service
Response from the owner:Thank you so much, Sarah! We truly appreciate your support and are glad you had a great experience. We're here for all of your HVAC and Plumbing needs!
Tony Werner
2 weeks ago
Joseph was great. Super helpful and totally clear. Would def use again.
Response from the owner:Thank you, Tony! We're glad to hear that Joseph was helpful and clear in assisting you. We look forward to serving you again!
michael parker
2 weeks ago
Easy to schedule and coordinate, service tech arrived on time and performed the necessary work in a timely matter, making only one recommendation for a minor component replacement in 12 months. Friendly and polite. I will use Oasis again next time need service or a system checkout!
Response from the owner:Thank you, Michael! We're glad to hear that scheduling was easy and that our service tech was friendly and efficient. We appreciate your trust in Oasis and look forward to assisting you again in the future!
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Use By
09/30/2026
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Addison, IL