Business Details
Emergency
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Trusted HVAC Services in Springfield & Mt Vernon, MO
Jon Wayne Heating & Air has been a trusted provider of heating and air conditioning services in southwest Missouri for over two decades. Our company specializes in designing, engineering, and installing whole-home comfort systems while maintaining a strong commitment to customer satisfaction. We employ only the most highly trained professionals who undergo background checks and drug testing to ensure the highest standards of service. Our technicians provide expert installation, repair, and maintenance for HVAC systems, including gas and electric furnaces, heat pumps, and ductless mini-splits. We prioritize transparency by disclosing all costs upfront and offering a written guarantee for our work.Our dedication to quality extends to indoor air quality solutions and energy-efficient systems that help customers save on utility bills. With two locations in Springfield and Mt. Vernon, we serve residential and commercial clients across Greene County, Lawrence County, and surrounding areas. Our 24/7 emergency service ensures prompt assistance for urgent HVAC issues, and we maintain an A+ rating with the Better Business Bureau. Hundreds of five-star reviews attest to our consistent delivery of professional, courteous service and meticulous attention to detail. We offer financing options for qualified customers to make essential HVAC upgrades more accessible.
Services
AC Installation
Furnace Repair
Duct Cleaning
Heat Pump Service
Emergency HVAC Repair
Mini-Split Installation
Gas Furnace Repair
Indoor Air Quality
System Maintenance
Thermostat Installation
Highlights and features
- We guarantee customer satisfaction with our exclusive written guarantee
- Our technicians undergo background checks and drug testing
- 24/7 emergency service available for urgent HVAC issues
- Licensed, insured, and BBB A+ rated since 2005
- Hundreds of five-star reviews from satisfied southwest Missouri customers
Associations and certifications
- Better Business Bureau
What people say
Professional technicians
Prompt service
Thorough work
Energy savings
Courteous staff
Services
AC Installation
We specialize in installing energy-efficient air conditioning systems tailored to your home's specific needs. Our technicians assess square footage, insulation, and climate zone requirements to recommend optimal SEER-rated units. The installation process includes proper refrigerant charging, electrical connections, and thermostat programming to ensure maximum efficiency and comfort.
Furnace Repair
Our certified technicians diagnose and repair all types of heating systems, including gas and electric furnaces. We identify issues with ignition systems, heat exchangers, and thermostats while explaining repair options with transparent pricing. Emergency repair services are available 24/7 to restore heating during cold weather emergencies.
Duct Cleaning
Professional duct cleaning improves indoor air quality by removing accumulated dust, allergens, and debris from HVAC systems. Our process uses industrial vacuums and brush systems to clean supply and return ducts, registers, and air handling units while protecting your home's interior during service.
Heat Pump Service
We provide comprehensive heat pump maintenance, repair, and installation services for both residential and commercial properties. Our technicians optimize system performance through refrigerant level checks, coil cleaning, and defrost cycle testing to ensure efficient year-round temperature control.
Mini-Split Installation
Our experts install ductless mini-split systems for homes without existing ductwork. We assess room requirements and recommend appropriate indoor unit placements for zoned temperature control. The installation process includes mounting indoor units, connecting refrigerant lines, and programming smart thermostats for energy-efficient operation.
Questions
How do I know what size HVAC system my home needs?
Our technicians calculate system size based on square footage, insulation levels, climate zone, and ceiling height to ensure optimal efficiency and comfort.
What maintenance does my HVAC system require?
We recommend filter changes every 3-4 months, annual professional tune-ups, and regular duct cleaning to maintain system efficiency and air quality.
When should I repair versus replace my furnace?
We evaluate system age, repair costs, and efficiency to help you decide whether repair or replacement provides better long-term value and comfort.
Do you offer emergency HVAC services?
Yes, we provide 24/7 emergency service for urgent heating and cooling issues with same-day response available.
What financing options are available?
We offer financing programs for qualified customers to make essential HVAC upgrades more affordable with flexible payment terms.
How can I improve indoor air quality?
We recommend HEPA air filters, UV light systems, and regular duct cleaning to reduce allergens and improve overall indoor air quality.
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