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Understanding Tankless Water Heater Technology for Your Addison Home

Tankless water heaters represent a revolutionary advancement in home comfort technology that we specialize in at Energy Services Air Conditioning and Heating Company. Unlike traditional tank water heaters that continuously heat and store 40 to 80 gallons of water, tankless systems heat water instantly as it flows through the unit. This on-demand heating process occurs when you turn on a hot water tap, triggering powerful burners or electric elements that rapidly heat cold water to your desired temperature. The sophisticated flow sensors and temperature controls work together to maintain consistent water temperature regardless of demand fluctuations.

The engineering behind these systems involves advanced heat exchangers made from copper or stainless steel that transfer thermal energy with remarkable efficiency. Gas-powered units utilize sealed combustion chambers with modulating burners that adjust flame intensity based on flow rate and incoming water temperature. Electric models employ powerful heating elements arranged in stages to provide precise temperature control. Modern tankless water heaters incorporate digital control boards that monitor multiple parameters including inlet and outlet temperatures, flow rates, and safety conditions, ensuring optimal performance while protecting against overheating or other operational issues.

Installation Process and Requirements in Addison Properties

Installing a tankless water heater in Addison homes requires careful planning and expertise to ensure optimal performance and compliance with local building codes. We begin every installation with a comprehensive assessment of your home’s hot water demands, examining factors such as the number of bathrooms, appliances requiring hot water, and typical usage patterns. This analysis determines the appropriate unit size, measured in gallons per minute (GPM) flow rate, which typically ranges from 5 to 10 GPM for residential applications. We also evaluate your home’s existing infrastructure, including gas line capacity for gas units or electrical panel capacity for electric models, as tankless systems often require upgraded utilities to support their high-energy demands during operation.

The physical installation process involves multiple critical steps that our certified technicians execute with precision. We remove the existing tank water heater and prepare the installation location, which often differs from the original tank placement due to the compact size and venting requirements of tankless units. Gas models require proper venting through specialized stainless steel vent pipes that resist the acidic condensate produced by high-efficiency combustion. We install new gas lines sized appropriately for the unit’s BTU requirements, typically requiring 3/4-inch lines for whole-house systems. Electrical connections must meet specific amperage requirements, with electric tankless units often needing dedicated 240-volt circuits with appropriate breaker ratings.

Benefits and Energy Efficiency Advantages

Homeowners in Addison experience numerous advantages when upgrading to tankless water heating systems, starting with the substantial energy savings these units provide. Traditional tank water heaters maintain water temperature 24 hours a day, resulting in standby heat losses that account for 20 to 30 percent of total energy consumption. Tankless systems eliminate these standby losses entirely, operating only when hot water is needed. This efficiency translates to energy savings of 24 to 34 percent for homes using 41 gallons or less of hot water daily, according to Department of Energy studies. For larger households consuming around 86 gallons daily, savings still reach 8 to 14 percent annually.

Beyond energy efficiency, tankless water heaters offer exceptional longevity and reliability that make them excellent long-term investments. While traditional tank heaters typically last 8 to 12 years, tankless units routinely operate for 20 years or more with proper maintenance. The endless hot water supply eliminates the frustration of running out during morning showers or when filling large soaking tubs. Space savings prove particularly valuable in Addison homes where mechanical room space comes at a premium, as tankless units mount on walls and occupy roughly one-fifth the space of traditional tanks.

Selecting the Right System for Your Needs

Choosing between gas and electric tankless water heaters depends on several factors specific to your Addison property and hot water requirements. Gas-powered units deliver higher flow rates, typically providing 5 to 10 GPM, making them ideal for larger households or simultaneous hot water demands. These systems achieve efficiency ratings between 80 and 98 percent, with condensing models extracting additional heat from exhaust gases for maximum efficiency. Electric tankless heaters offer advantages in smaller homes or point-of-use applications, providing 2 to 5 GPM flow rates with near-perfect 99 percent efficiency ratings.

We guide homeowners through important considerations including:

  • Climate considerations: Addison’s cold winters affect incoming water temperatures, requiring higher capacity units to achieve desired temperature rises
  • Household size and usage patterns: Determining peak demand scenarios helps size systems appropriately
  • Available utilities: Existing gas line and electrical service capacity influence system selection
  • Installation location: Indoor versus outdoor placement affects venting requirements and freeze protection needs
  • Budget considerations: Balancing upfront costs with long-term operating savings and available rebates

Professional Installation Excellence in Addison

At Energy Services Air Conditioning and Heating Company, we’re proud to provide the best in HVAC and indoor air quality services to residential customers throughout Chicago and the surrounding communities. Our expertise extends beyond basic installation to encompass comprehensive system integration with your home’s existing infrastructure. We coordinate with local utilities to ensure proper gas meter sizing and pressure requirements, working with Nicor Gas specifications common in Addison neighborhoods. Our technicians hold necessary certifications for handling refrigerant-based heat pump water heaters, an emerging technology that combines tankless efficiency with heat pump technology for even greater energy savings.

The installation timeline typically spans one to two days, depending on complexity and necessary upgrades. We begin with permit acquisition from Addison building authorities, ensuring all work meets local codes and manufacturer specifications. During installation, we implement proper condensate drainage for high-efficiency units, install isolation valves for simplified maintenance, and configure digital controls for optimal performance. Post-installation, we conduct thorough testing including combustion analysis for gas units, verification of proper venting and fresh air supply, and temperature rise testing across various flow rates. Whether you need to find the right HVAC system for a new home or want to have maintenance completed on your current system, you can count on us to deliver exceptional results that enhance your home’s comfort and efficiency for years to come.

Chicagoland HVAC Excellence
Service Areas
With locations in Naperville and Elmhurst, we provide exceptional heating and cooling solutions to families throughout Naperville, Aurora, Geneva, St. Charles, Oswego, Lisle, Downers Grove, Glen Ellyn, and Wheaton, IL since 1976.
Naperville

512 W 5th Ave
Naperville, IL 60563

Naperville

512 W 5th Ave,
Naperville, IL 60563
Naperville Office

Elmhurst

510 Spring Rd #1,
Elmhurst, IL 60126
Elmhurst Office

Why Choose Us
Your Neighbors, Your Comfort Specialists
NATE-Certified Excellence

Our technicians hold North American Technician Excellence certification, the industry’s most rigorous testing program. This elite qualification ensures you receive service from professionals with verified expertise in all aspects of HVAC installation and repair.

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Carrier® Factory-Authorized

As a Carrier Factory-Authorized Dealer, we meet exacting standards for technical competence, business practices, and customer satisfaction. This distinction means we can offer the industry’s leading products backed by superior installation expertise and warranty support.

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Complete HVAC Solutions

From routine maintenance to complex system design, we handle every aspect of home comfort. Our comprehensive approach addresses heating, cooling, air quality, and energy efficiency to deliver integrated solutions perfectly tailored to your specific needs.

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Your Trusted Local Experts

With deep roots in Naperville and Elmhurst since 1948, we understand the unique comfort challenges of Chicagoland homes. Our longstanding connection to the community drives our commitment to delivering honest recommendations and lasting quality on every project.

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24/7 Emergency Response

Home comfort emergencies don’t follow business hours, and neither do we. Our around-the-clock emergency service ensures you’re never left without help when systems fail. With prompt response times and fully-stocked service vehicles, our technicians arrive prepared to resolve your urgent issues quickly.

Year-Round Comfort, Lifelong Customers
Your Neighbors Share Their Energy Services Experience
I’m very impressed with Energy Service’s professionalism … I’ve used them many times. I get prompt, professional service from the same technician for each service session. I’ve used this company for HVAC regular maintenance service and whole house duct cleaning, and I highly recommend them. My service technician, Dan, leaves...
David F. Verified Review
Matt G came for our AC and Furnace inspection. He did a very thorough job of putting probes into the ducts, opening up each and every part of both the AC and Furnace, checking each and every part both inside and outside the house. We are going ahead with replacing...
Chiradeep S. Verified Review
Brandon and Andrew showed up on time and proceeded to explain the works that they were about to do. They were courteous, knowledgeable and able to answer all my questions. They worked efficiently and the results were really good. I’d recommend them and Energy Services for AC and Heating needs.
Adi K. Verified Review
Susan was very detailed and did a fantastic job cleaning and inspecting my air conditioner and furnace. I had a problem with my Nest thermostat and Susan also fixed that. Needless to say I am extremely pleased with the service provided.
Brian H. Verified Review
Energy Services has been our HVAC go to for over 30 years – both home and business – wouldn’t have it any other way. They are professional, hardworking, reliable and always ready to jump in at a moments notice. Oh, and many of their team have been there a LONG...
Kris H. Verified Review
David, who quoted and sold us the new system, and the installers Jeff and Matt, were all great! Very responsive, friendly, and knowledgeable! We continue to be very happy using Alan Energy Services for our HVAC systems.
Scott K. Verified Review
We had Susan and Andrew here doing the vent cleaning for us and they were amazing! Professional, yet extremely friendly, and Definitely left our house cleaner than when they found it lol. We really appreciated how easy it was to work with the company, I look forward to working with...
Danielle W. Verified Review
They are always on time. Very knowledgeable. They called to reschedule my A/C maintenance because they had a cancellation and could come a month earlier than my scheduled appointment. I appreciate that they are always looking out for their customers.
Mike K. Verified Review
We got a new furnace unexpectedly this year and have continued service with Energy Services. Most recently, Carlos came to check up on our AC and he was lovely! Explained everything well, including several options, and did a fantastic and thorough job.
Catherine Z. Verified Review
My service has never been anything short of excellent. The same technician has been providing us service for several years now. He knows us and our heating and air conditioning needs. Also, his demeanor makes him someone we are happy to have in our home! The service is excellent, the...
Lawrence K. Verified Review
We had our spring AC maintenance visit yesterday. David Beam was here – we always request him. He is great! He’s very friendly and thorough. He clearly explains what he has done, and any concerns or problems that he may have found. He is a superb representative for Energy Services....
Tim R. Verified Review
Great service and have been a customer for seven years. Honest and reputable which is what you want in an AC company. A company that has earned my trust for reliable service and someone that you can count on. Thank You.
Jeffrey M. Verified Review
Always great service! I’ve used them for years and recently had an equipment issue. They went above and beyond to work with the manufacturer to identify the issue and get me an upgraded product covered by warranty.
David B. Verified Review
Matt was Great!!! Quick, honest, friendly service with a personal touch. What more could you ask for! They always take care of my family’s best interests into consideration and are transparent about repairs, replacements and any costs involved. I always know I’ll be treated with respect and given the best...
Craig P. Verified Review

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Chicagoland HVAC Excellence
Service Areas
With locations in Naperville and Elmhurst, we provide exceptional heating and cooling solutions to families throughout Naperville, Aurora, Geneva, St. Charles, Oswego, Lisle, Downers Grove, Glen Ellyn, and Wheaton, IL since 1976.
Naperville

512 W 5th Ave
Naperville, IL 60563
View Naperville Reviews On Google

Naperville

512 W 5th Ave,
Naperville, IL 60563
Naperville, IL

Elmhurst

510 Spring Rd #1,
Elmhurst, IL 60126
Elmhurst, IL

Addison, IL