Rated 5.0 Stars on Google!

Chicago’s Home Comfort Experts

Serving Chicago & Surrounding Areas Since 1938

Schedule Now Call 773-481-2000

HVAC Services Provided in Chicago & Surrounding Areas

AC Repair

AC Maintenance

AC Installation

Heating Service

Furnace Installation

Furnace Maintenance

Serving Chicago’s Unique Climate Challenges With Expert HVAC Services

Chicago’s weather demands heating and cooling systems that can handle extreme temperature swings, from subzero winters to sweltering summers. At All Temp Heating & Air Conditioning, we’ve been Chicago’s Home Comfort Experts since 1938, understanding exactly what it takes to keep homes comfortable through every season. Our deep roots in the community mean we know firsthand how brutal those January cold snaps can be when temperatures plummet below zero, and how oppressive the July humidity becomes when the heat index soars above 100 degrees.

Lake Michigan’s influence creates microclimates throughout the city, affecting neighborhoods differently depending on their proximity to the shoreline. Properties in Lincoln Park might experience cooler summer temperatures than those in inland areas like Oak Lawn, while winter lake-effect snow can create drastically different heating demands across various zip codes. We’ve installed and serviced equipment in every Chicago neighborhood over our decades of operation, gaining invaluable insights into these localized weather patterns and their impact on home comfort systems.

Happy Customers

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I would give more stars if I could! Edwin was fantastic. Not only did he do a great job on routine service call, but I had an issue at a final walk through that had was going to delay closing. I reached out to him immediately to see if he could help.

Nancy G.

Google Review

Hello, Randy your service Technician was thorough explaining the repairs needed and performed the repairs in a timely manner when he was done he explained all the work done will recommend All Temp Heating and Air Conditioning to all my friends and family. Thank You so Much for a job well done.

Edgard T.

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These are the dudes. Prompt. Honest. Responsible. Treat their customer right and great communicators. Solid experience. Would recommend them to anyone both for scheduled and emergency service. Shout out to John from sales and raul from service.

Marcin Z.

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Mike clark provided the proposal and provided a few options to meet our needs and budget. He was knowledgeable and answered all my questions. Marlon and Luis were great installers and walked me through the furnace and AC units and functions.

Anita S.

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I have been a long time customer of All Temp and will continue to do so! Their service technicians are detailed, professional, and courteous. This last visit by Edwin was thorough and I appreciated his explanation for the work he performed. I trust All Temp and their team completely.

Jaclyn J.

Google Review

We have been ALL TEMP Club Members for decades. Membership is a financial win. It covers heat and A/C maintenance twice a year plus priority service. It's a no brainer. Our technician today, Edwin, was amazing. He called ahead and arrived on time.

Ray O.

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The Importance of Proper Equipment Sizing in Chicago Homes

Chicago’s diverse housing stock, from vintage bungalows to modern high-rises, requires careful consideration when selecting heating and cooling equipment. An oversized furnace in a classic Chicago two-flat will cycle on and off too frequently, creating uncomfortable temperature swings and increasing energy costs. Conversely, an undersized air conditioner in a sprawling suburban home won’t adequately dehumidify during those sticky August days when moisture levels make even moderate temperatures feel unbearable.

Our technicians use detailed load calculations that factor in Chicago’s specific climate data, including heating degree days and cooling degree days unique to our region. We consider your home’s insulation levels, window efficiency, and air infiltration rates – particularly important in older Chicago homes where drafts can significantly impact comfort and energy consumption. This meticulous approach ensures your new furnace, air conditioning, boiler, or heat pump operates at peak efficiency while providing consistent comfort throughout your living spaces.

Schedule Now Call 773-481-2000

Energy Efficiency Solutions for Chicago Homeowners

Rising energy costs in the Chicagoland area make efficiency more critical than ever. Modern high-efficiency furnaces can achieve Annual Fuel Utilization Efficiency ratings above 95%, meaning nearly all the fuel consumed converts directly to heat for your home. Compare this to older units common in Chicago homes that might operate at 60-70% efficiency, wasting significant energy and money with every heating cycle. As one of Bryant’s highest-rated dealers in the nation, we offer cutting-edge equipment that maximizes efficiency while maintaining the reliability needed for Chicago’s demanding climate.

Air sealing and proper ventilation work hand-in-hand with efficient equipment to create comprehensive comfort solutions. Chicago homes often suffer from excessive air leakage, particularly around windows, doors, and attic spaces. We install advanced ventilation systems that bring in fresh air while recovering energy from exhausted air, maintaining indoor air quality without sacrificing efficiency. Humidifiers combat the dry winter air that plagues Chicago homes, preventing static electricity, dry skin, and damage to wood furniture and flooring. During summer, whole-house dehumidification systems work alongside your air conditioning to remove excess moisture more effectively than cooling alone.

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The Importance of Regular HVAC System Maintenance

Regular maintenance becomes even more crucial given Chicago’s extreme weather conditions. Spring tune-ups prepare your air conditioning for the heavy workload ahead, while fall furnace inspections ensure reliable operation before the first freeze. Our courteous, fast, and friendly staff performs comprehensive maintenance that goes beyond simple filter changes. We inspect heat exchangers for cracks that could release dangerous carbon monoxide, clean condensate drains that can clog from summer humidity, and verify proper refrigerant levels that affect both cooling capacity and efficiency.

Chicago’s temperature extremes accelerate wear on heating and cooling components. Furnace heat exchangers expand and contract thousands of times each winter, while air conditioner compressors endure continuous operation during heat waves. Our maintenance programs identify potential failures before they leave you without heat during a polar vortex or cooling during a heat emergency. Water heaters also face unique challenges in Chicago, where incoming water temperatures can drop below 40 degrees in winter, requiring more energy to reach comfortable temperatures.

Schedule Now Call 773-481-2000

Indoor Air Quality in the Windy City

Chicago’s air quality varies significantly by season and location, affecting the air inside your home. Springtime brings pollen from the abundant trees throughout the city’s parks and neighborhoods. Summer ozone alerts impact sensitive individuals, while winter inversions can trap pollutants close to ground level. We install sophisticated air purifiers that remove particles far smaller than traditional filters capture, including viruses, bacteria, and ultrafine particulate matter from vehicle exhaust and industrial sources.

Trust in All Temp Heating & Air Conditioning for your heating & cooling solutions in Chicago!

Family owned & operated since 1938 and now 4th generation owned & operated, All Temp Heating & Air Conditioning continues evolving our services to address modern air quality concerns. Advanced filtration systems, UV lights that neutralize biological contaminants, and fresh air ventilation solutions create healthier indoor environments for Chicago families. These systems prove especially valuable for households with allergies, asthma, or other respiratory sensitivities aggravated by Chicago’s varied air quality challenges throughout the year.

Areas Served in Chicago, IL