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31 Years
experience
Emergency
services
Trusted HVAC Services in Decatur, IL
Air King Inc has been a trusted HVAC service provider in Central Illinois since 1995. Founded by Steve Fisher, our company was built on the principles of aligning top-tier professionals with reliable equipment and honoring every customer commitment. As a family-owned business, we prioritize honesty and a strong work ethic, employing NATE-certified technicians who service all makes and models. Our 24/7 emergency response ensures immediate assistance during critical heating or cooling failures. We maintain long-standing partnerships with industry leaders like American Standard, recognized seven times by a leading consumer magazine as the #1 rated brand for reliability and innovation.

With 28 dedicated employees serving Decatur, Bloomington-Normal, Champaign-Urbana, and Springfield, we combine technical expertise with personalized service. Our Peace of Mind maintenance program extends system longevity while reducing energy costs. We take pride in becoming trusted partners for both residential and commercial clients, treating every property with the respect it deserves. Our community roots run deep - we're Central Illinois residents serving our neighbors with integrity.
Services
Heating Repair Air Conditioning Ductless AC Indoor Air Quality Commercial HVAC Furnace Installation AC Repair Duct Cleaning HVAC Maintenance Boiler Services
Details
  • Year established: 1995
Highlights and features
  • We offer 24/7 emergency service with rapid response times
  • Our technicians are NATE-certified with industry-leading expertise
  • Family-owned and operated since 1995 with local knowledge
  • We service all makes and models of HVAC equipment
  • Comprehensive Peace of Mind maintenance program prevents system failures
Associations and certifications
  • NATE-certified
What people say
Highly recommend Very pleased Professional Great job Excellent service
Services
Heating Repair
Our NATE-certified technicians provide rapid heating repair solutions for furnaces, boilers, and heat pumps. We prioritize emergency calls during cold weather, offering same-day service and thorough diagnostics to address multiple issues in one visit. Our repair process includes system testing to ensure long-term reliability and energy efficiency.
Air Conditioning
We offer comprehensive air conditioning services including repair, installation, and maintenance. Our team handles both residential and commercial systems, with expertise in diagnosing performance issues and implementing energy-efficient upgrades. Emergency service is available 24/7 to restore cooling during peak summer months.
Ductless AC
Specializing in ductless air conditioning installation and repair, we provide energy-efficient cooling solutions for home additions and spaces without existing ductwork. Our technicians handle system sizing, placement, and maintenance for optimal performance in both residential and commercial settings.
Commercial HVAC
We deliver tailored HVAC solutions for commercial properties, including system installation, preventive maintenance, and emergency repairs. Our experienced technicians handle complex commercial systems while minimizing business disruption, ensuring compliance with industry standards and energy efficiency requirements.
Indoor Air Quality
Our indoor air quality services include installation of humidifiers, dehumidifiers, air purifiers, and ventilation systems. We help reduce allergens and pollutants in residential and commercial spaces through customized solutions that integrate with existing HVAC systems for improved health and comfort.
Questions
Do you offer emergency HVAC service after hours?
Yes, we provide 24/7 emergency service for heating and cooling system failures with rapid response times.
How long does a typical HVAC installation take?
Most furnace or air conditioner installations are completed within a single day by our experienced technicians.
What areas do you service?
We serve Decatur, Bloomington-Normal, Champaign-Urbana, Springfield, and all surrounding Central Illinois communities.
Are your technicians certified?
All our service technicians are NATE-certified, ensuring industry-recognized expertise in HVAC systems.
What maintenance plans do you offer?
Our Peace of Mind maintenance program includes bi-annual inspections, cleaning, and system calibration to optimize performance and longevity.
Do you work with American Standard equipment?
Yes, we're authorized dealers for American Standard, a brand consistently rated #1 for reliability by consumer magazines.
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