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Oasis Plumbing, Heating & Cooling Offers Seasonal Maintenance Plans

Essential Water Heater Maintenance for Chicago Homes

Water heaters work tirelessly behind the scenes in your Chicago home, providing hot water for showers, dishes, and laundry throughout harsh winters and humid summers. Regular maintenance keeps these vital appliances running efficiently and extends their lifespan significantly. At Oasis Plumbing, Heating & Cooling, we understand the unique challenges that Chicago’s water quality and extreme temperature fluctuations place on water heating systems.

The mineral content in Chicago’s water supply, combined with the constant cycling between heating and cooling, creates perfect conditions for sediment buildup and component wear. Without proper maintenance, your water heater efficiency drops while energy bills climb. We’ve seen firsthand how preventive care saves homeowners thousands of dollars in premature replacement costs and emergency repairs.

Understanding Your Water Heater’s Components

Traditional tank water heaters contain several critical components that require regular inspection and maintenance. The anode rod, often called the sacrificial rod, attracts corrosive elements in the water to protect the tank walls from rust. This magnesium or aluminum rod gradually dissolves over time, typically needing replacement every three to five years depending on water conditions.

The temperature and pressure relief valve serves as your water heater’s primary safety mechanism. This valve releases excess pressure that builds up when water expands during heating. Testing this valve quarterly ensures it functions properly when needed. The dip tube directs cold water to the bottom of the tank for efficient heating, while the heating elements or gas burner assembly provide the actual heat source. Each component plays a crucial role in safe, efficient operation.

Signs Your Water Heater Needs Professional Attention

Recognizing early warning signs prevents minor issues from becoming major failures. Unusual noises like popping, crackling, or rumbling sounds indicate sediment accumulation at the tank bottom. This sediment layer forces the heating element to work harder, increasing energy consumption and accelerating wear. Rusty or discolored water suggests internal corrosion, while lukewarm water points to failing heating elements or thermostat problems.

Temperature fluctuations during use often signal sediment buildup or a failing dip tube. Water pooling around the base indicates tank failure or loose connections requiring immediate attention. Higher energy bills without increased usage typically mean your water heater works overtime due to efficiency loss. Our experienced technicians identify these issues during routine maintenance visits, addressing problems before they escalate into emergencies.

Professional Maintenance Services We Provide

Our comprehensive water heater maintenance service begins with a thorough system inspection. We examine all accessible components, checking for signs of wear, corrosion, or damage. Tank flushing removes accumulated sediment that reduces heating efficiency and causes premature tank failure. This process involves draining the tank completely and flushing with fresh water until the discharge runs clear.

We test and adjust the temperature and pressure relief valve, ensuring proper operation for safety. The anode rod inspection determines remaining life expectancy and replacement needs. Our technicians verify proper thermostat calibration, typically maintaining settings between 120-140 degrees Fahrenheit for optimal efficiency and safety. We inspect gas connections and venting systems on gas units, while electric models receive heating element testing and electrical connection verification.

DIY Maintenance Tasks Between Professional Services

Homeowners can perform several simple maintenance tasks to extend water heater life between our professional service visits. Monthly visual inspections help catch leaks early. Look for moisture, rust stains, or mineral deposits around connections and the tank base. Testing the temperature and pressure relief valve quarterly takes just minutes but provides crucial safety assurance.

  • Check the temperature setting: Verify your thermostat remains at the recommended 120-degree setting for energy efficiency and scald prevention
  • Clear the area around your water heater: Maintain at least two feet of clearance for proper ventilation and service access
  • Monitor your water quality: Note any changes in water color, temperature consistency, or unusual odors that might indicate developing problems

Chicago-Specific Water Heater Challenges

Chicago’s water supply presents unique challenges for water heater longevity. The city’s water hardness levels fluctuate seasonally, with higher mineral content during certain periods accelerating sediment accumulation. Winter’s extreme cold increases demand on water heaters as incoming water temperatures drop significantly, forcing units to work harder maintaining desired temperatures.

The dramatic temperature swings between seasons cause expansion and contraction cycles that stress tank components and connections. Older Chicago homes often have outdated plumbing that compounds water heater strain. Serving our customers in Chicago and the Northern Suburbs for over 20 years, we’ve developed maintenance strategies specifically addressing these local challenges. Our technicians understand how Chicago’s unique conditions affect different water heater brands and models.

Benefits of Regular Professional Maintenance

Professional maintenance delivers measurable benefits beyond simple peace of mind. Energy efficiency improvements of 10-15% commonly result from regular service, translating to significant utility bill savings. Properly maintained water heaters last substantially longer than neglected units, with tank models reaching 12-15 years versus the typical 8-10 years without maintenance.

Safety improvements rank equally important, as maintenance prevents dangerous pressure buildup and gas leaks. Consistent hot water delivery enhances daily comfort while reducing emergency repair likelihood. 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. Our maintenance programs include priority emergency service, ensuring rapid response when unexpected issues arise.

Choosing the Right Maintenance Schedule

Maintenance frequency depends on several factors including water heater age, usage patterns, and local water conditions. Newer units typically require annual service, while older models benefit from bi-annual inspections. High-usage households or those with particularly hard water should consider quarterly professional inspections to prevent rapid sediment accumulation.

Our highly-trained technicians, and responsive support staff, offer customized solutions to fit your budget. We develop maintenance schedules tailored to your specific situation, considering factors like household size, water quality test results, and equipment age. This personalized approach maximizes equipment life while minimizing long-term costs through strategic preventive care.

Investment Protection Through Preventive Care

Water heater replacement represents a significant home investment, with modern high-efficiency units costing several thousand dollars installed. Regular maintenance protects this investment while preventing water damage from catastrophic tank failures. Emergency water heater replacement often costs substantially more than planned replacement, especially during Chicago’s harsh winter months when demand peaks.

Professional maintenance documentation also supports warranty claims when needed. Many manufacturers require proof of regular professional service to honor warranty coverage. Our detailed service records provide this documentation while tracking your water heater’s condition over time. This historical data helps predict replacement timing, allowing budgeting for this major expense rather than facing emergency replacement costs.

Water Heater Maintenance in Chicago, IL

Water Heater Maintenance in Chicago, IL

Water Heater Maintenance ∴ Chicago, IL

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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.

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.

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.

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.

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.

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.
Called and was able to get a same day appointment. The technician, Fernando, was fantastic. He found the issue quickly and had my furnace fixed faster than I expected. He was courteous, knowledgeable, and explained exactly what the issue was and what he did to fix it. Will definitely be calling them
Again if i need hvac services.
Fernando was fantastic.
I had some repairs and maintenance at my property, Fernando was the technician and was very detail oriented and kind! Was able to get all the work done and is very knowledgeable
Honest, professional, and down to earth. They were able to avert an emergency furnace issue for us.
Per Chris ---

They DON'T service my area......
Chicago Englewood area....ummm!!
Chris and Mike just finished replacing my pressurized toilet system. Chris helped me identify the problem in advance and saved me an extra service call. They showed up on time for our appointment and resolved my issues promptly.
Joseph did a fantastic job, he was timely and explained everything he did for the furnace. Always great service from Oasis. Highly recommend.
We had an incredibly smooth time with Oasis. Their turnaround time for both diagnostics/inspection and installation of our replacement furnace was very fast. 10/10 would recommend their services. All three individuals that came over throughout the entire process deserve high praise for their patience, knowledge, and willingness to answer all of our questions. They also provided helpful tips and things to think about for future servicing.
Mark, was out today at my residence for service. He was very knowledgeable and explained clearly what was needed. Very pleased with the service provided by Oasis.
Response from the owner:Thank you, Ellen! We appreciate your kind words about Mark and are glad to hear you were pleased with the service from Oasis.
Joseph was absolutely wonderful and a pleasure to work with. He is so knowledgeable and very kind. Can’t recommend him enough!
Literally had a guy here in 20 minutes. Tech wasted no time diagnosing the problem – bad limit switch for heat. Was not charged emergency service rate due to a cancellation in the area. Part is ordered and on our way back to comfort!
Joseph, the technician, came over to do a maintenance checkup for our 1-year old furnace and to the replace the damper on our Aprilaire humidifier. Joseph replaced the humidifier damper and showed me how to do it myself. After Joseph inspected my furnace he pointed out a potential problem with the compressor. He said that the compressor was overheating and needed to be watched. I live in a condo and will recommend Oasis to my neighbors
Oasis has provided service for my home for 4.5 years and has always been wonderful. Most recently we had Joseph, who was professional, knowledgeable, and not pushy.
Quick to come out and give me an estimate for several repairs
My experience with Oasis Plumbing, Heating & Cooling was excellent from beginning to end. As soon as I called, Natalia picked up and immediately made things easy she was friendly, responsive, and helped me get an appointment without any hassle. The technician arrived exactly when expected, went over everything in clear detail, and completed the job with care and professionalism. Oasis proved to be a trustworthy and efficient company, and I’d happily call them again for any future needs.
I had an excellent experience with Oasis Plumbing, Heating & Cooling. From the moment I called, Natalia in customer service was friendly, quick to respond, and very clear about pricing and scheduling. The technician arrived on time, explained everything in a way that was easy to understand, and worked efficiently without cutting corners.
Choosing Oasis Heating for my furnace and HVAC replacement was one of the best decisions I’ve made as a homeowner in Chicago. From start to finish, the experience was outstanding—with professionalism and genuine care that truly set them apart.

The installation team was not only incredibly skilled but also took the time to ensure every detail was perfect. Their workmanship was remarkable and impeccable, from the initial removal to the seamless setup of my new system. I never once felt rushed—quite the opposite! They patiently walked me through every step and explained exactly what to expect, which made the whole process surprisingly stress-free.

The best part? Their quote was easily the most competitive and reasonable among all the options I considered. Anel, who headed up my project, went above and beyond to help me—listening carefully to my needs and recommending a solution that was truly better than anything else I found. He made sure I understood the benefits of the new system and didn’t hesitate to address any questions I had.

If you’re in Chicago and need HVAC work, I can’t recommend Oasis Heating highly enough. Their team, especially Anel, is professional, honest, and committed to making sure you get the best possible service and solution. Five stars all around!
Been using Oasis for twice a month routine maintenance on my ac/furnace unit and they always are prompt, friendly and have it running great. Prices are reasonable.
Fantastic service! The technician was very nice and educational and informative. He showed up 10 minutes early to the appointment as well and was efficient with my time. Would absolutely recommend to anyone needing any HVAC services.
Oasis installed our furnace a few years back and recently we've been experiencing some issues with a faulty flame sensor. Oasis listened to our concerns, diagnosed the issue, and implemented a fix professionally and economically. They made things right. We received amazing customer service from Natalia and Mike (the owner?) and the on-site technicians Damir and Amir were very thorough and patient describing the issue and potential causes as well as quickly implementing a fix. Oasis does customer service as well as any organization I've dealt with and I can highly recommend them for anyone looking for heating/cooling expertise. Thanks Oasis!
Fernando to the rescue. Oasis is a neighbor of mine and I had heard they were amazing. My furnace wasn’t working so I sent a request after hours and someone got back to me in minutes. Fernando was there at 7am and fixed everything. They are affordable and friendly. I’m was very appreciative of them coming so quickly as the furnace was for my business. I also signed up for the yearly maintenance and they are coming on Monday to do a cleaning. Thanks again.
Great Prompt service and professional team
Joseph was my technician. He was very thorough and conscientious to make sure everything was properly installed. I was very impressed by his professional manner .
Response from the owner:Thank you, Donald, for your kind words! We're glad to hear that Joseph impressed you with his professionalism and thoroughness. Your feedback means a lot to us!
Fernando and Michael were absolutely incredible. They fixed my furnace in just a few hours, walked me through the new features, and even reminded me to buy new filters to fit. I can't recommend them enough.
Response from the owner:Thank you, Madeline! We're so glad to hear that Fernando and Michael provided you with excellent service and support. Your recommendation means a lot to us!
Technician Joseph did a great job in assessing issues with a 25 year old furnace, A/C, & water heater. He was very detailed and thorough in explaining the different options I had with regard to repairing vs. replacing each of them separately or replacing all of them in one shot, while giving me the pros & cons of the different options. He made sure I understood what he was telling me and not rushing explanations.
Response from the owner:Thank you, Michael, for your kind words about Joseph's thorough assessment and his clear explanations. We're glad to hear you felt well-informed about your options!
Joseph the technician was a great help
On my HVAC service. He was very thorough and explained everything professionally. Thank you!
Response from the owner:Thank you, Parris! We appreciate your kind words about Joseph and are glad to hear he provided thorough and professional service. Your feedback means a lot to us!
Oasis Heating & Cooling is always so fantastic, and their technician Joseph was a delight. We have used them for emergency repairs as well as seasonal maintenance. Prices are always reasonable and technicians are friendly and knowledgeable. Highly recommend!
Response from the owner:Thank you, Gabrielle! We're glad to hear you had a great experience with Joseph and appreciate your kind words about our team and services. Your recommendation means a lot to us!
Chris was excellent, showed up on time, explained everything thoroughly, provided estimates as they progressed, and cleaned up afterwards. Would definitely use again!
Response from the owner:Thank you, Anand! We're glad to hear that Chris provided excellent service and kept you informed throughout the process. Your feedback means a lot to us, and we look forward to assisting you again in the future!
Joseph was great, all the techs have always been helpful and informative. Happy with the service they provide.
Response from the owner:Thank you, Danny! We're glad to hear that Joseph and the team have been helpful and informative. Your satisfaction means a lot to us!
They were quick to come out and diagnosis the issue. They arrived on time and Mike explained what was happening and what was being done. Highly recommend!
Response from the owner:Thank you, Tim! We're glad to hear you had a positive experience with our team and that Mike was able to provide clear explanations. Your recommendation means a lot to us!
Oasis was perfect!!!
They were here quickly
They immediately solved my problem. And made some suggestions regarding repairing or replacing
Response from the owner:Thank you, Mark! We're glad to hear that your tech was able to quickly solve your problem and provide helpful suggestions. We appreciate your feedback!
Great job as always! Thanks - Mary and Kevin Galligan
Response from the owner:Thank you, Kevin! We appreciate your kind words and support, and it's great to hear that you and Mary are satisfied with our service.
Oasis was prompt and helpful. They scheduled my appointment quickly and confirmed in email and text. The rep was friendly and helpful and walked me through options and recommendations, the pricing was reasonable as well.
Response from the owner:Thank you, Mike, for your kind words! We're glad to hear you found our service prompt and helpful, and that our team was able to assist you effectively. Your feedback is greatly appreciated!
Furnace maintenance revealed some issues and I decided new vs repair just made more sense based on age. Prices were in line with national averages for the model and installation fees. Oasis is always friendly, responsive and professional!
Response from the owner:Thank you, Patrice, for your kind words! We're glad to hear you found our pricing fair and our team friendly and professional. Your satisfaction is important to us!
Joseph was great. Very nice and informative.
Response from the owner:Thank you, Jacqueline, for your kind words about Joseph; we're glad you had a positive experience!
Oasis has done preventive maintenance on my heater the last two years, and it’s been a very positive experience. Scheduling is easy, they are responsive, and have actual humans involved in the process! (I’m writing this on the heels of dealing with Xfinity, which was a nightmare). The technicians were right on time both times, nice people, and they do good work. Also, they didn’t try to sell me anything I didn’t need, which builds trust. I will use them again next year and in between if anything else comes up that’s in their wheelhouse.
Response from the owner:Thank you, Patty, for your wonderful feedback! We're glad to hear that your experiences with our team have been positive and that our technicians were timely and trustworthy. We appreciate your trust in us and look forward to assisting you again in the future!
Our technician Chris was prepared and easy to work with, as we had two jobs for him. After an estimate, he worked us into his schedule for the next day. He was on time each day and very efficient in how he completed his work. These were both plumbing repairs.

Due to the good work by Chris, when heating season came we had this firm check our heating season. Naim did the initial work and gave us good advice. But several weeks later a leaky humidifier shut down our system. Joseph came out at no charge to get the system working again. There was no charge even though this company had not installed the unit, nor did they cause the problem. Would definitely recommend them to others.
Response from the owner:Thank you, Rick, for your kind words about Chris and his efficient work on your plumbing repairs; we appreciate your trust in us and are glad we could meet your needs! We are here for all of your HVAC and Plumbing needs!
Joseph was great - quickly checked our furnace!
Response from the owner:Thank you, Abigail! We're glad to hear that Joseph provided quick and efficient service for your furnace. Your feedback is greatly appreciated!
Joseph did a great job, heat is working now!
Response from the owner:Thank you, Marcus! We're glad to hear Joseph was able to help and that your heat is working now.
Mark from Oasis was very quick and efficient at checking our furnace and getting the filter replaced. I would use Oasis again the future and would recommend to others.
Response from the owner:Thank you, Ashley! We're glad to hear that Mark provided efficient service with your furnace. We appreciate your recommendation and look forward to serving you again in the future.
Response from the owner:Thank you, Jarrett, for your 5-star review!
Joseph was great! Professional, on time and fast. Provided photos of the work. Would recommend.
Response from the owner:Thank you, James! We're glad to hear that Joseph made a positive impression with his professionalism and efficiency. Your recommendation means a lot to us!
Joseph was great! We have had great experiences with oasis
Response from the owner:Thank you, Natalie! We're glad to hear you had a great experience with Joseph and the team at Oasis. Your support means a lot to us!
Joseph was great. Fast, professional and helpful in explaining furnace maintenance, upkeep and longevity.
Response from the owner:Thank you, Lawrence, for your kind words about Joseph's service! We're glad to hear he was fast, professional, and helpful in explaining everything you needed. Your feedback is appreciated!
Their technicians are experienced, courteous, and highly skilled at diagnosing and resolving any heating or cooling issue quickly and efficiently. Whether it’s a new installation, seasonal maintenance, or an urgent repair, they always deliver top-quality work and ensure your system runs smoothly. The team explains every step clearly, offers fair pricing, and never pushes unnecessary services. Their punctuality and attention to detail make the entire experience stress-free and trustworthy — exactly what you want when dealing with your home’s comfort systems.

What truly sets Oasis Heating & Cooling apart is their dedication to customer satisfaction and long-term reliability. The staff are friendly, honest, and genuinely care about providing the best solutions for each home or business. They take pride in their workmanship, and it shows in the consistent comfort and energy efficiency their systems deliver. You can tell they value relationships, not just transactions, treating every job as an opportunity to build trust. For dependable service, expert craftsmanship, and peace of mind year-round, Oasis Heating & Cooling is a company you can confidently count on.
Response from the owner:Thank you, Carol, for your wonderful review! We truly appreciate your recognition of our team's dedication and commitment to providing top-quality service. It's great to hear that you value the relationships we build and the care we put into every job. Your continued support through the years means a lot to us!
Very professional, fast and reliable.
Response from the owner:Thank you, Hassan, for your kind words! We appreciate your recognition of our professionalism and efficiency.
I had a great experience scheduling seasonal maintenance on heating/air units in our building. The scheduler was incredibly helpful in negotiating a date/time that worked best. The technician arrived on schedule and performed services in a very timely way. Will definitely connect with Oasis for future service!!
Response from the owner:Thank you, James, for your wonderful feedback! We're glad to hear that our scheduler was helpful and that the technician met your expectations. We look forward to assisting you with future services at Oasis!
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