We're Not


Until You Are

The weather is always comfortable inside your home, thanks to Design-Air Heating and Air Conditioning.

happy husband and wife in kitchen living in the comfort of their home Mahomet, Illinois

Licensed Heating & Air Conditioning Technicians
Mahomet Illinois

Since our establishment in 1977, Design-Air Heating & Air Conditioning has been a pioneer in top-notch HVAC services in Mahomet, IL, and the nearby regions. Offering an extensive array of HVAC solutions, from servicing and repairing air conditioning units to evaluating and enhancing furnaces, we maintain a reputation for unparalleled quality and dependability. Supported by a team of NATE-certified professionals, we specialize in addressing diverse HVAC models from reputable brands, ensuring customized and comprehensive solutions.

As a family-owned establishment, we prioritize the safety and comfort of your home above everything else. Reach out to us today for a personalized evaluation conducted by our skilled technicians and explore the unmatched realm of HVAC excellence for your residence.

Air Conditioning Services
Mahomet Illinois

Rely on Design-Air Heating & Air Conditioning in Mahomet, IL, to address any cooling issues affecting your home. Our proficient team, comprising highly skilled NATE-certified technicians, possesses expertise in handling a wide range of AC models sourced from reputable brands. Whether you require routine maintenance or a complete overhaul of your AC system, our unwavering commitment lies in identifying cost-effective and trustworthy solutions tailored to meet your specific cooling requirements.

Feel free to contact us at 217.429.1105 to obtain estimates on AC replacements or schedule prompt repairs. With our professional expertise, we’re dedicated to restoring and enhancing your home’s cooling efficiency swiftly and effectively.

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Furnace Services
Mahomet Illinois

When the chilly weather settles in Mahomet, IL, ensuring your home remains comfortably warm becomes a top priority. Count on Design-Air Heating & Air Conditioning to be your reliable ally in addressing furnace-related concerns. Our expertise lies in specialized residential furnace repair, maintenance, and installation across a spectrum of reputable brands. Leveraging the skills of our NATE-certified technicians, we conduct comprehensive assessments to swiftly diagnose and resolve any furnace issues, guaranteeing to reinstate the cozy warmth your home deserves.

Whether it’s an unexpected breakdown or a regular maintenance check, our team is equipped to provide swift and effective solutions. Reach out to us today to ensure that your home remains a comforting haven, even amidst the coldest of climates.

Indoor Air Treatment
Mahomet Illinois

In the evolving landscape of building design, where emphasis on security and efficiency is paramount, maintaining superior indoor air quality is important for homes and businesses alike. With a rich legacy spanning over four decades, Design-Air Heating & Air Conditioning deeply recognizes the pivotal role that indoor air quality plays in the daily lives of individuals. Issues like clogged air filters and the accumulation of pet dander can lead to discomfort, ranging from minor irritations to more significant respiratory challenges. To address these concerns comprehensively, our team of NATE-certified technicians specializes in tailored indoor air treatment strategies exclusively crafted for both residential and commercial properties in Mahomet, IL.

Explore our curated selection of air purifiers, humidifiers, and electric air cleaners meticulously designed to combat allergens, fostering environments conducive to cleaner and healthier breathing.

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Quality Service for the Comfort of Your Home

Whether you need services for your air conditioning, heating, air-quality, or other HVAC services, Design-Air Heating & Air Conditioning is here to support you and take on any job.

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Geothermal Heating
Mahomet Illinois

For over four decades, Design-Air has spearheaded groundbreaking advancements in geothermal heating and cooling solutions across central Illinois, encompassing Mahomet, IL, and its surrounding areas. Our proven track record of over 2000 successful installations underlines our unwavering dedication to boosting efficiency and nurturing environmental consciousness among local residences and businesses. These modern systems harness the sun’s natural warmth, ensuring snug comfort during winter and optimal cooling throughout the sweltering summer months.

Through cutting-edge High-Density Polyethylene (HDPE) piping, these systems proficiently transfer heat energy, adeptly catering to the unique demands of your property. Furthermore, a 30% federal tax credit available until December 31, 2032, further encourages residential ground source heat pump installations, making geothermal an increasingly enticing investment opportunity.

Unveil the potential for both energy savings and financial advantages with a complimentary Energy Analysis exclusively offered by Design-Air. Reach out today to explore this innovative and economically savvy solution precisely tailored to fulfill your heating and cooling necessities.

Commercial HVAC
Mahomet Illinois

Running a business in Mahomet, IL necessitates vigilant oversight of your heating and cooling systems to uphold consistent peak performance year-round. With over 45 years of adeptness in HVAC repair, installation, and maintenance, Design-Air Heating & Air Conditioning is well-equipped to provide tailored, exceptional service to meet your commercial requirements.

Whether addressing issues with a malfunctioning air conditioner or attending to an inactive furnace, prompt and skilled assistance from our team remains pivotal for your business’s seamless operation. Our team of NATE-certified technicians specializes in servicing a wide array of commercial AC and furnace models, ensuring uninterrupted and efficient functionality for your enterprise.

Reach out today for assessments on system replacements or to schedule immediate repairs and maintenance.

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Ductless Split System
Mahomet Illinois

In Mahomet, IL, Design-Air Heating & Air Conditioning leads the way in delivering top-notch care, maintenance, and installation services for ductless split units. These adaptable systems cater to diverse environments such as homes, schools, corporate spaces, and hotels, offering an assortment of sizes and configurations tailored to specific requirements. Drawing from over 45 years of industry expertise, our skilled HVAC technicians swiftly identify system issues and offer prompt, cost-effective resolutions.

Whether you’re exploring a new ductless system or experiencing diminished efficiency in your current unit, our proficient professionals provide complimentary estimates and unparalleled assistance throughout the unit’s lifecycle, ensuring continual maintenance and repair support. Rely on us for comprehensive guidance at every stage of the process.

New Construction Installation
Mahomet Illinois

Discover cutting-edge HVAC solutions for your upcoming new construction project with Design-Air Heating & Air Conditioning in Mahomet, IL. Whether envisioning a new residential dwelling or a commercial space, your satisfaction remains our paramount objective. Trust our experts to design a space that seamlessly blends functionality with aesthetic appeal, ensuring comfort for all occupants. Leveraging our extensive experience in heating and air conditioning, our team collaborates closely with you to bring your project’s vision to life.

Together, we can translate your aspirations into a tangible reality. Our installation of high-quality HVAC equipment is meticulously customized to suit your specific space, ensuring optimal performance. Moreover, our proficient technicians offer ongoing maintenance, providing expert inspections and swift repairs whenever needed to maintain efficiency, safety, and a welcoming environment for your guests.

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Young families happy in their homes, air conditioning, heating, comfort - Mahomet, IL

Why Choose Design-Air Heating & Air Conditioning?

For over four decades, Design-Air Heating & Air Conditioning has remained a stalwart in the HVAC sector. Our steadfast dedication to offering reliable repair, replacement, and maintenance services has established a firm trust among homes and businesses throughout Mahomet, IL. Here are numerous compelling reasons why clients recurrently opt for our services to meet their air conditioning and furnace requirements.

  • In Business For 45+ Years

  • Carrier Authorized Dealer

  • Emergency HVAC Services

  • Family Owned & Operated Business

  • NATE Certified Technicians

  • In Business For 45+ Years

  • Free Estimates on Replacements

  • NATE Certified Technicians

  • Carrier Authorized Dealer

  • Emergency HVAC Services

  • Family Owned & Operated Business

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Schedule Appointment

Monday thru Friday 7:30A – 4:00P To schedule non-emergency service or standard maintenance, please call 217.429.1105 or complete the form below:
Contact Information
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