We service Barrington, IL & Greater Chicagoland. Not sure if we service your area? Give us a call.
RJ's Heating, Cooling & Water Heaters proudly provides trusted HVAC services in Elgin, IL, delivering comfort solutions that local homeowners and small business owners can count on. With over two decades of experience and a deep understanding of the needs of Elgin residents, our team brings unmatched value, efficiency, and professionalism to every job.
Whether you need to install a new central air conditioner, replace an aging furnace, service a tankless water heater, or improve your home's air quality, RJ's delivers certified, dependable, and responsive HVAC service in Elgin, IL. We're available 24/7 for emergencies and always provide upfront pricing with no surprises.
Proudly Installing
Equipment From
24/7 Emergency Heating Repair Available
Fast Response for All Cooling Emergencies
Elgin's varying humidity and urban air quality can take a toll on your health and comfort. RJ's offers indoor air quality products and services to ensure the air inside your home is as clean and comfortable as possible.
Breathe Cleaner, Healthier Air Today
In addition to HVAC, RJ's Heating, Cooling & Water Heaters is your trusted source for water heater services in Elgin, IL, whether you're using a traditional tank or a tankless model.
Same-Day Water Heater Repairs Available
At RJ's Heating, Cooling & Water Heaters, we believe that quality HVAC services should be affordable for every homeowner and business. That's why we offer flexible financing options to help you invest in new heating, cooling, or water heating systems without financial stress.
Whether you need a new furnace, air conditioner, or water heater, our trusted financing partners make it easy to spread out payments over time. Contact us today to learn more about your financing options in Barrington, IL!
Apply NowWhether you're building a new home or updating an old one, proper ductwork makes all the difference. Our team fabricates and installs ductwork in-house for precision airflow and fast turnaround.
We provide light commercial HVAC services for small businesses, retail spaces, and professional offices throughout Elgin.
Prevent costly breakdowns and keep your HVAC system running at peak efficiency year-round with our Comfort Club Maintenance Plan. Routine HVAC maintenance improves energy efficiency, extends system lifespan, and prevents unexpected failures. Regular maintenance saves you money on energy bills and prevents costly emergency repairs. Sign up today and enjoy worry-free heating and cooling throughout the Chicagoland area!
Join Our Comfort Club Comfort Club DetailsSeasonal HVAC tune-ups to ensure optimal performance.
Priority service—jump to the front of the line for repairs.
Exclusive discounts on repairs and system replacements.
Extended equipment lifespan through regular maintenance.
Furnace and AC inspections & tune-ups
Ductwork and air filter checks
Refrigerant level and thermostat calibration
Water heater efficiency checks
At RJ's Heating, Cooling & Water Heaters, we are:
As a family-owned HVAC company with over 20 years of experience, we proudly serve Barrington and Northwest Chicago. As an Armstrong Pro and Aprilaire Partner, we deliver trusted, high-quality comfort solutions.
We offer 24/7 emergency service for HVAC and water heaters, upfront pricing with no surprises, and highly rated craftsmanship trusted by home and businessowners throughout the region.
We proudly install and service trusted brands like Armstrong, Ducane, MagicPak, Daikin, Burnham, Weil-McLain, Aprilaire, Reme Halo, and State Water Heaters—ensuring lasting performance and comfort you can rely on.
Yes, RJ's Heating, Cooling & Water Heaters proudly offers 24/7 emergency HVAC repair in Elgin, IL. Whether it's a failed furnace in the dead of winter or an AC breakdown during a summer heatwave, our technicians are on-call to restore comfort fast.
We recommend twice-yearly HVAC maintenance in Elgin — once in spring for your cooling system, and once in fall for heating. Seasonal tune-ups help avoid surprise repairs and keep your system running efficiently throughout Elgin's changing seasons.
AC repair costs in Elgin can vary based on the issue and system type, but most homeowners spend $150 to $600. RJ's offers clear, upfront pricing and diagnostics before any work begins, so there are no surprises.
Absolutely. We install Daikin ductless mini-split systems throughout Elgin, which are ideal for zoned comfort, additions, or homes without ductwork. These systems are energy-efficient and customizable for each space.
Yes, we specialize in maintaining and repairing both modern and legacy HVAC systems, including older Burnham and Weil-McLain boilers found in many Elgin homes. Whether you need parts, cleaning, or diagnostics, we can help.
Our Comfort Club is a year-round HVAC maintenance plan for Elgin homeowners. Members receive two system tune-ups per year, no diagnostic fees, priority service, and discounts on repairs—helping you avoid costly breakdowns and unexpected expenses.
Upgrading your system can improve indoor comfort, reduce energy bills, and increase property value. New HVAC installations are also eligible for rebates and incentives in Illinois. Our team helps you choose the right Armstrong, Ducane, or MagicPak system for your needs.
Yes. We offer flexible financing options through Service Finance, including low-interest and zero-interest promotional plans. Financing makes it easier for Elgin homeowners to manage HVAC installations or large repairs without financial stress.
Starting in 2025, older AC systems using R-410A refrigerant will be phased out in favor of newer, eco-friendly refrigerants like R-454B. In Elgin, that means if your system is 10–15 years old, you may want to start planning for an upgrade. RJ's can help you understand your options and future-proof your comfort.
Yes. RJ's provides full installation, repair, and maintenance services for MagicPak all-in-one systems, which are common in multi-family units, condos, and small commercial buildings throughout Elgin.
We install State tank and tankless water heaters, offering both traditional and energy-efficient on-demand options. Whether you need consistent hot water or a space-saving upgrade, RJ's has a solution for your Elgin home.
We serve all areas of Elgin, including downtown, Wing Park, Valley Creek, Bowes Creek, West Elgin, and nearby neighborhoods. Whether you're in a historic home or a newer development, RJ's is your local HVAC expert.
Yes. RJ's provides light commercial HVAC services for small businesses, retail buildings, and professional spaces across Elgin. We install and service RTUs up to 25 tons, boilers, and indoor air quality systems to meet business needs.
Simply call our office or use the contact form on our website. Whether you need a new system quote, emergency HVAC repair, or seasonal maintenance in Elgin, we're ready to help.
Check out our latest coupons and special offers to get quality HVAC service at a great price.
When it comes to dependable HVAC service in Elgin, IL, RJ's Heating, Cooling & Water Heaters is the trusted name homeowners and business owners rely on. With more than 20 years of hands-on experience, our team delivers professional heating, cooling, air quality, and water heating services tailored to Elgin's unique homes, buildings, and climate conditions. From 24/7 emergency response to long-term system upgrades, we're here to keep your comfort on track year-round.
We specialize in a full range of HVAC installation, repair, and maintenance services including central AC systems, furnaces, boilers, ducted heat pumps, MagicPak units, and ductless mini-splits. Our team installs and services premium brands like Armstrong, Ducane, Burnham, Weil-McLain, Daikin, MagicPak, and State water heaters. Whether you're upgrading an old unit or need an urgent fix during peak season, we'll arrive on time and ready to deliver results you can count on.
Our expertise doesn't stop with temperature control. RJ's also offers advanced indoor air quality solutions, including whole-home air purifiers, UV lights, and Aprilaire humidity control systems—ideal for improving the air in your Elgin home. We also provide expert ductwork and custom sheet metal fabrication, ensuring your HVAC system is operating at maximum efficiency, even in older or custom-built homes.
We're proud to support homeowners and businesses throughout the city of Elgin, IL, from historic districts to new subdivisions. RJ's also serves surrounding communities in Kane County with fast response times and localized knowledge of building codes, energy rebates, and seasonal challenges. Our light commercial HVAC services support small businesses with rooftop units, commercial boiler installations, and ongoing maintenance agreements to prevent costly downtime.
With flexible financing options, a value-packed Comfort Club Maintenance Plan, and a reputation for transparent, ethical service, RJ's Heating, Cooling & Water Heaters is your go-to partner for reliable comfort solutions in Elgin.
Ready to take the next step? Contact RJ's Heating, Cooling & Water Heaters today to schedule your HVAC service in Elgin, IL, and discover the difference of working with a professional, customer-focused team that gets the job done right.
Let's get started.
872-274-4502 Schedule Today