commercial appliance repair O'Fallon

Is your home in O'Fallon feeling too hot or too cold? Quality Appliance Service Inc provides complete HVAC heating and air conditioning solutions for residential and commercial properties. We handle everything from emergency air conditioner repairs and furnace tune-ups to full system installations and ductwork customization.

Our technicians are NATE-certified and experienced with all makes and models, including high-efficiency American Standard and Mitsubishi units. We don't just patch problems – we diagnose root causes to ensure long-lasting comfort. Common issues we fix include blown capacitors, refrigerant leaks, faulty thermostats, blower motor failures, and heat exchanger cracks.

For homeowners building custom homes or barndominiums, ask about our custom spiral duct work – it adds a sleek, industrial look while improving airflow efficiency. We also offer free estimates on new equipment replacements, helping you choose the right size and SEER rating for energy savings.

Why choose us? We are a family-run business with 60+ years of experience, offer 24/7 emergency availability, and provide transparent pricing with no overtime charges. We serve all of O'Fallon and surrounding communities. Call us today to schedule your HVAC service or free consultation.

When your refrigerator stops cooling, your washer won't drain, or your oven fails to heat, you need fast, dependable appliance repair in O'Fallon. Quality Appliance Service Inc has been fixing household and commercial equipment since 1961. We work on most American-made appliances and all major brands.

Our appliance repair services cover: refrigerators (ice makers, compressors, thermostats), washers and dryers (motors, belts, heating elements), dishwashers (pumps, control boards, spray arms), stoves and ovens (igniters, bake elements, gas valves), plus microwaves, freezers, and more. We carry common replacement parts on our trucks to complete most repairs in a single visit.

The process is simple: call our office for a price estimate, schedule a convenient appointment Monday through Friday, and our uniformed technician will arrive on time. We diagnose the issue, explain your options, and get your appliance working again – often the same day. Commercial clients appreciate our quick turnaround to minimize downtime.

Don't let a broken appliance disrupt your daily life. Contact Quality Appliance Service for honest, affordable repairs backed by decades of local experience. We serve all of O'Fallon with prompt, professional service.

Does your two-story home in O'Fallon have one HVAC system but wildly different temperatures upstairs and downstairs? Quality Appliance Service Inc offers Arzel Zoning solutions to solve that exact problem. Zoning divides your home into two, three, or four independent zones, each with its own thermostat, so you can set the perfect temperature in every room.

Arzel dampers come with a lifetime guarantee – a testament to their solid, reliable construction. Our team will assess your ductwork, design a custom zoning layout, and install the system with minimal disruption to your home. You'll enjoy personalized comfort, lower energy bills, and reduced wear on your HVAC equipment.

We also specialize in whole-home humidifiers, especially crucial during dry O'Fallon winters. Proper humidity levels protect your wood floors, furniture, and even your family's respiratory health. We install Aprilaire humidifiers and integrate them seamlessly with your existing thermostat.

Ready to eliminate hot and cold spots? Call us for a free estimate on zoning your house or office. We'll create a comfort plan that works for your lifestyle and budget. Serving all of O'Fallon with expert installation and support.