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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 Clinton, Illinois

Licensed Heating & Air Conditioning Technicians
Clinton Illinois

Since 1977, Design-Air Heating & Air Conditioning has been a cornerstone of HVAC expertise in Clinton, IL, and its neighboring areas. Our range of HVAC services covers everything from maintaining and repairing air conditioning systems to diagnosing and replacing furnaces, establishing our legacy for top-tier quality and reliability. Staffed with NATE-certified technicians, our team ensures adeptness in servicing a wide spectrum of HVAC models from reputable brands. Whether you need an AC filter change or an assessment of your home’s air quality, rely on us for customized, comprehensive solutions.

As a family-owned establishment, we prioritize your home’s safety and comfort. Contact us today for a personalized estimate from our adept technicians and experience HVAC excellence for your home.

Air Conditioning Services
Clinton Illinois

When an air conditioning glitch jeopardizes your home’s comfort, rely on Design-Air Heating & Air Conditioning in Clinton, IL, for exceptional AC repair, maintenance, and installation solutions. Our team consists of NATE-certified technicians adept in managing various AC models from renowned brands. Whether it’s routine maintenance or a necessity for a new AC system, our experts are committed to pinpointing the most cost-effective and trustworthy solutions for your cooling needs.

Reach out for estimates on AC replacement services and schedule immediate repairs at 217.429.1105. Trust our professional expertise to restore your home’s cooling efficiency.

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Furnace Services
Clinton Illinois

As the cold season sets in Clinton, IL, ensuring your home stays warm with a reliable furnace is crucial. If you encounter problems like a malfunctioning pilot light or your furnace emitting cold air, trust Design-Air Heating & Air Conditioning for prompt assistance. As a family-owned business, we specialize in residential furnace repair, maintenance, and installation for various renowned brands.

Our team of NATE-certified technicians conducts thorough assessments to identify furnace issues and provides dependable repairs to restore your home’s warmth. Don’t endure the chill—contact our skilled team for prompt furnace repairs or replacements.

Indoor Air Treatment
Clinton Illinois

As building structures evolve and prioritize security and efficiency, maintaining excellent indoor air quality becomes increasingly crucial for homes and businesses. With over four decades of industry expertise, Design-Air Heating & Air Conditioning recognizes the pivotal role of indoor air quality in our daily lives. From clogged air filters to pet dander accumulation, these factors can cause discomforts like headaches or even lead to severe respiratory issues. Fortunately, our team of NATE-certified technicians offers tailored indoor air treatment solutions for residential and commercial properties in Clinton, IL.

Explore our range of air purifiers, humidifiers, and electric air cleaners available at our establishment to combat allergens and create healthier breathing environments.

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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
Clinton Illinois

Pioneering geothermal heating and cooling systems for over four decades in central Illinois, Design-Air leads the way in Clinton, IL, and neighboring areas. With a record of over 2000 successful installations, we prioritize enhancing efficiency and environmental consciousness for local residents and businesses.

These systems tap into the sun’s earthbound heat, ensuring winter warmth and summer cooling, while utilizing advanced High-Density Polyethylene (HDPE) piping to adeptly transfer heat energy, tailoring performance to your property’s specific needs. Moreover, a 30% federal tax credit available until December 31, 2032, makes residential ground source heat pump installations even more enticing, turning geothermal into an appealing investment.

Uncover the potential energy savings and financial advantages by securing a complimentary Energy Analysis from Design-Air. Contact us today to explore this innovative and cost-effective solution for your heating and cooling needs.

Commercial HVAC
Clinton Illinois

Operating a business in Clinton, IL demands continuous care for your heating and cooling systems to ensure peak performance throughout the year. With over 45 years of expertise in HVAC repair, installation, and maintenance, Design-Air Heating & Air Conditioning stands poised to deliver exceptional service to your commercial setups. Whether confronting issues with an air conditioner malfunction or an unresponsive furnace, prompt action by our seasoned team is essential to uphold your business operations.

Our NATE-certified technicians specialize in all commercial AC and furnace models, safeguarding the uninterrupted functioning of your enterprise. Contact us today for estimates on system replacements or to schedule immediate repairs.

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Ductless Split System
Clinton Illinois

Design-Air Heating & Air Conditioning stands out in maintaining, repairing, and installing ductless split units for residential and commercial properties in Clinton, IL. These versatile systems offer comfort in various settings, catering to homes, schools, corporate buildings, and hotels with a range of sizes and adaptable configurations to meet specific needs. With over 45 years of industry experience, our HVAC technicians swiftly diagnose system issues and provide prompt, economical repairs. Whether contemplating a ductless system or observing reduced efficiency in your current unit, arrange a consultation with our experts.

We offer complimentary estimates and boast a team of fully qualified technicians dedicated to delivering top-tier results. Our energy-efficient products are easily installed, backed by continual support throughout the unit’s lifecycle, ensuring ongoing assistance for maintenance and repairs. Count on us for comprehensive support every step of the way.

New Construction Installation
Clinton Illinois

For remarkable outcomes in your new construction HVAC installation, consider Design-Air Heating & Air Conditioning in Clinton, IL. Whether it’s a fresh residence or a business establishment, your satisfaction is our foremost priority. Count on our specialists to design a space that’s both functional and visually appealing, ensuring comfort for all occupants. Leveraging our vast expertise in heating and air conditioning, our professionals collaborate closely with you to actualize your project’s vision. By working together, we can transform your aspirations into tangible reality.

Our installation of premium HVAC equipment is tailored to fit your space, ensuring peak performance. Additionally, our adept technicians provide ongoing maintenance, offering expert examinations and repairs whenever necessary to maintain efficiency, safety, and a welcoming atmosphere for your guests.

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

Why Choose Design-Air Heating & Air Conditioning?

For more than forty years, Design-Air Heating & Air Conditioning has been a trusted HVAC authority. Our unwavering commitment to providing enduring repair, replacement, and maintenance services has earned the confidence of homes and businesses across Clinton, IL. Here are several compelling reasons why customers consistently choose us for their air conditioning and furnace needs.

  • 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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