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Oasis Plumbing, Heating & Cooling Offers Seasonal Maintenance Plans

Professional Furnace Installation Services for Winnetka Homes

When temperatures plummet during harsh Illinois winters, your furnace becomes the heart of your home’s comfort system. At Oasis Plumbing, Heating & Cooling, we understand that installing a new furnace represents a significant investment in your property’s value and your family’s wellbeing. Our comprehensive furnace installation process ensures optimal performance, energy efficiency, and long-term reliability for homeowners throughout Winnetka and the surrounding areas.

The decision to replace an aging furnace or install a new system requires careful consideration of multiple factors including your home’s square footage, insulation quality, existing ductwork condition, and specific heating requirements. We begin every installation project with a thorough evaluation of your property to determine the most appropriate furnace size and configuration. This detailed assessment prevents the common problems associated with improperly sized equipment, such as short cycling, uneven heating, and excessive energy consumption.

Understanding Modern Furnace Technology and Options

Today’s furnace technology has evolved dramatically from the basic heating systems of previous decades. High-efficiency condensing furnaces now achieve Annual Fuel Utilization Efficiency ratings exceeding ninety-five percent, extracting maximum heat from every cubic foot of natural gas consumed. These advanced systems incorporate variable-speed blowers that adjust airflow based on heating demand, providing more consistent temperatures while reducing energy waste. Two-stage and modulating burners further enhance comfort by eliminating the temperature swings associated with single-stage equipment.

Our installation expertise extends across all major furnace types and brands, allowing us to match each Winnetka household with the ideal heating solution. Gas furnaces remain the most popular choice in our region due to natural gas availability and cost-effectiveness. However, we also install electric furnaces for homes without gas service and dual-fuel systems that combine a heat pump with a gas furnace for maximum efficiency across varying outdoor temperatures. Since 1997, Oasis Plumbing, Heating & Cooling & Cooling has delivered quality customer service, reliability, and expertise in heating, cooling, and ventilation to our residential and commercial clients.

The Comprehensive Installation Process

Professional furnace installation involves far more than simply swapping old equipment for new. Our certified technicians follow a meticulous multi-step process that begins with protecting your home’s interior through the use of drop cloths, floor runners, and dust barriers. We carefully remove the existing furnace while evaluating all connected components including the plenum, return air drops, supply runs, and venting systems. Any damaged or inadequate ductwork sections are repaired or replaced to ensure proper airflow distribution throughout your home.

The physical installation of your new furnace requires precise attention to manufacturer specifications and local building codes. We level the equipment platform, secure all electrical connections, properly size and install gas piping, and configure the venting system for safe exhaust removal. Modern furnaces often require modifications to existing infrastructure, such as installing dedicated electrical circuits for variable-speed motors or adding condensate drainage lines for high-efficiency models. Our highly-trained technicians, and responsive support staff, offer customized solutions to fit your budget while ensuring every installation meets or exceeds industry standards.

Essential Components of a Quality Installation

  • Load calculation analysis: We perform detailed heat loss calculations considering your home’s insulation, window efficiency, and air infiltration rates
  • Ductwork evaluation: Our team inspects and tests existing ductwork for leaks, restrictions, and proper sizing to maximize system performance
  • Safety system verification: We thoroughly test all safety controls including limit switches, flame sensors, and carbon monoxide detectors

Proper thermostat selection and placement significantly impact both comfort and efficiency. We install programmable and smart thermostats that allow precise temperature scheduling, remote access capabilities, and integration with whole-home automation systems. The thermostat location must avoid direct sunlight, drafts, and heat sources that could cause false readings and inefficient operation.

Maximizing Energy Efficiency and Performance

Energy efficiency considerations extend beyond the furnace itself to encompass the entire heating system. We seal all ductwork connections with mastic or metal-backed tape to eliminate air leakage that can waste twenty to thirty percent of heated air. Insulating ducts in unconditioned spaces like attics and crawlspaces prevents heat loss during distribution. Adding zoning systems allows different areas of your home to maintain independent temperatures, reducing energy consumption in unused spaces while maintaining comfort where needed.

Serving our customers in Chicago and the Northern Suburbs for over 20 years, we’ve witnessed firsthand how proper installation techniques dramatically impact long-term performance. A correctly sized and installed furnace typically operates more quietly, maintains more consistent temperatures, and requires fewer repairs throughout its service life. We also configure your new system for optimal humidity control, as winter heating can create uncomfortably dry indoor air without proper humidification.

Post-Installation Support and Maintenance

Following installation, we conduct comprehensive system commissioning to verify proper operation across all heating stages and safety functions. This includes measuring gas pressure, checking electrical amp draws, testing temperature rise across the heat exchanger, and adjusting blower speeds for optimal comfort and efficiency. We document all readings and provide detailed operational instructions so you understand your new system’s features and maintenance requirements.

Regular maintenance preserves your installation warranty and extends equipment lifespan significantly. We recommend annual tune-ups that include cleaning burners, inspecting heat exchangers for cracks or corrosion, replacing filters, and lubricating moving parts. Our maintenance programs provide priority service, discounted repairs, and peace of mind knowing your heating system will perform reliably when you need it most.

Making the Right Investment for Your Winnetka Home

Selecting the right furnace and ensuring professional installation protects your investment while providing years of efficient, reliable heating. Variable-speed systems offer superior comfort and humidity control but require higher initial investment. Single-stage furnaces cost less upfront but may result in higher operating expenses and less consistent temperatures. We help you evaluate total ownership costs including purchase price, installation complexity, expected energy savings, and anticipated maintenance requirements.

The timing of your furnace installation also matters. While emergency replacements sometimes prove unavoidable, planning your installation during fall months allows unhurried equipment selection and scheduling flexibility. This proactive approach often results in better pricing and ensures your heating system is fully operational before winter’s coldest days arrive. Our extensive experience throughout Winnetka’s diverse neighborhoods, from older homes near the lakefront to newer construction in western areas, enables us to anticipate and address unique installation challenges specific to your property’s architecture and mechanical systems.

Your new furnace represents one of your home’s most critical mechanical systems, directly impacting comfort, safety, and monthly utility expenses for the next fifteen to twenty years. At Oasis Plumbing, Heating & Cooling, we combine technical expertise with commitment to customer satisfaction, ensuring your furnace installation exceeds expectations while providing dependable comfort throughout countless Chicago winters ahead.

Furnace Installation in Winnetka, IL

Furnace Installation in Winnetka, IL

Furnace Installation ∴ Winnetka, 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

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.

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 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.

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.

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 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.

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.
Gregory Deutsch
13 hours ago
Response from the owner:Thank you, Gregory, for taking the time to leave a review! We appreciate your support.
DENIO DIFRANCESCO
14 hours ago
I have been using them for around 25 years and they always due a good job and at reasonable prices. They have installed all of the ACs and furnaces at our three flat
Response from the owner:Hi Denio! Thanks for sharing your Oasis experience. It means so much when our best customers share their experiences. We're really pleased to hear that you are satisfied with our services and look forward to keeping you a happy customer. Sincerely, Your Oasis Team
Lily Cox
17 hours ago
Response from the owner:Thank you, Lily, for taking the time to leave a review. Your support means a lot to us!
Gregory Surber
24 hours ago
We are very happy with choosing Oasis for our hvac seasonal maintenance and service. Service tech Naem is 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!
David Armstrong
2 days ago
Needed a maintenance flush to clean and de-scale our Noritz insta-hot water heater. Steve did the work and was excellent. Well informed. Confident. And did a great job.
Response from the owner:Thank you, David! We're glad to hear that Steve provided excellent service with your Noritz insta-hot water heater. We appreciate your feedback and will continue to deliver great experiences.
Nancy Nguyen
2 days ago
I had a great experience with the Oasis team. The motor was loud and Joseph came out to help the next day. Thank you the Oasis Plumbing, Heating and Cooling.
Response from the owner:Thank you, Nancy! We're glad to hear you had a great experience with our team. We're also grateful for Joseph's prompt assistance. Your support means a lot to us!
Don Sheber
4 days ago
Very pleased with the A/C inspection done today. I have been a loyal Oasis customer for many years and I’m always pleased with their products and the technicians who provide the service services.
Response from the owner:Thank you, Don! We appreciate your loyalty and are glad to hear you’re pleased with the A/C inspection and our technicians' service. Your continued support means a lot to us!
Teresa Uemura
4 days ago
Our air conditioner was not working well and making odd noises, so we had Oasis check it out. After discussing, we decided to replace our ancient heater and aging air conditioner instead of fixing. Oasis sent out Fernando, Joel, Amir and Jose the next day! They were on time, super nice & organized and kept me updated on their work. I thought I would be hanging out all day and have a mess to attend to after, but they were done in 5 hrs and left my condo spotless. We’ve been using Oasis for years as they never disappoint. I would definitely recommend them for your HVAC needs, especially this team.
Response from the owner:Thank you, Teresa! We appreciate your kind words about Fernando, Joel, Amir, and Jose. It's great to hear that they provided timely and organized service while keeping your place clean. Your continued trust in Oasis means a lot to us!
Very responsive to a difficult repair to our gas lines. Chris was hard working and efficient, kept us updated, and made excellent repairs. Would highly recommend.
Response from the owner:Thank you, Matthew! We're glad to hear that Chris provided you with efficient plumbing services and kept you updated throughout the repair process!
Susanne Bell
4 days ago
Oasis was very easy to work with. Technician was very polite, trustworthy and knowledgeable.
Response from the owner:Thank you, Susanne! We're glad to hear that you found our team easy to work with and that our technician made a positive impression. Your feedback is greatly appreciated!
Greg Stewart
5 days ago
Oasis provided great service and the technician was on time, friendly and professional. I recommend their services.
Response from the owner:Thank you, Greg! We appreciate your kind words about our service and the technician's professionalism. Your recommendation means a lot to us!
craig Logan
5 days ago
Joseph was great to work with. Very knowledgeable and friendly like all the staff at Oasis.
Response from the owner:Thank you so much for the excellent review, Craig!
Casey Black
5 days ago
Joseph was great for maintenance
Response from the owner:Thank you, Casey! We're glad to hear that Joseph provided great maintenance service. Your feedback is appreciated!
john zhang
1 week ago
Response from the owner:Thank you, John, for your 5-star rating; we appreciate your support!
Ellen Johnson
1 week ago
Response from the owner:Thank you, Ellen, for your review! We appreciate your support and look forward to serving you again.
The team was great and swift with maintenance. They arrived a bit early, which was great and were complete in just 30 minutes with solid recommendations for the future of the system
Response from the owner:Thank you, Alexander! We're glad to hear that you had a great experience with the team's swift maintenance and their helpful recommendations. Your feedback means a lot to us!
Jen J
1 week ago
Professional and communicative
Response from the owner:Thank you, Jen! We appreciate your kind words about our professionalism and communication. Your feedback means a lot to us!
Noopur Singh
1 week ago
Joseph was great! Very thorough and very helpful.
Response from the owner:Thank you, Noopur! We're glad to hear that Joseph was thorough and helpful. Your feedback is appreciated!
Mike D
1 week ago
Excellent. I've been a customer for 5+ years. Services ranging across repairs, annual HVAC check-ups, and the installation of a new furnace and AC unit. People and service are fantastic (most recently, Joseph). Recommend!
Response from the owner:Thank you, Mike! We appreciate your loyalty over the past 5+ years and are glad to hear that you’ve had fantastic experiences with our services and team, especially Joseph. Your recommendation means a lot to us!
Sandra Peterson
1 week ago
Joseph was amazing. Took the time to explain things to me and I really appreciated his help and knowledge.
Response from the owner:Thank you, Sandra, for your kind words! We're glad Joseph could provide you with the assistance and knowledge you needed. Your appreciation means a lot to us!
Good family company. Responsive and honest. They take care of my HVAC as if it was their own.
Response from the owner:Thank you, Jamie! We appreciate your kind words and are glad to hear you feel we take care of your HVAC with such dedication. Your support means a lot to us!
Carlos Munoz
2 weeks ago
I recently had Oasis Heating and Cooling install my new HVAC system, and the entire experience was outstanding from start to finish. The team showed up right on time and was friendly, courteous, and professional throughout the whole process. They clearly explained what they were going to do, got right to work, and coordinated everything seamlessly — including preparing for the crane operator’s arrival without any delays or issues. Their attention to detail and professionalism really stood out. It’s hard to find companies that deliver this level of service these days. I plan to use Oasis Heating and Cooling for all my future HVAC needs and will absolutely recommend them to my friends and neighbors. Call them today without hesitation!
Response from the owner:Thank you, Carlos! We truly appreciate your kind words and are glad to hear that you had an outstanding experience with our team. Your recommendation means a lot to us, and we look forward to assisting you with all your future HVAC needs!
Cheyenne Demott
2 weeks ago
We bought our house in January knowing our furnace and ac unit were old and needing replacing but hoping we could get a couple years out of it. Not the case, we called Oasis on Thursday, a technician was here Saturday morning and let us know we’d need them replaced sooner than we’d home Naim (maybe spelling that wrong) was super informative and answered all of our questions. Melissa got us schedule for Tuesday morning quickly! Today Fernando, Serge, and Joel showed up and installed everything and then cleaned up after themselves! They even made sure our requests about the placement of drainage pipes happened. I would absolutely suggest Oasis and their team if you need a new system or just repairs. Everyone we were in contact with or that came to our house was truly kind! Thank you Oasis!!
Response from the owner:Thank you, Cheyenne! We appreciate your kind words and are glad to hear that Naem, Melissa, Fernando, Serge, and Joel provided such great service. Your recommendation means a lot to us!
Bob McDermott
2 weeks ago
Response from the owner:Thank you, Bob, for taking the time to leave a review. We appreciate your support!
Caitlin Weyrauch
2 weeks ago
Oasis always provides prompt and professional services. Whether it’s routine maintenance or helping us out during a heat wave or cold front. We’ve used other companies in the past but Oasis is always offering superior service.
Response from the owner:Thank you so much for taking the time to leave an excellent rating for our Oasis Team!
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