Furnace & Air Conditioning Service, Repair & Maintenance Contractor in Creve Coeur, MO
Dedicated furnace & air conditioning service repair & maintenance contractor in Creve Coeur MO. Hely Heating and Air Conditioning Co ensures your comfort.

If your furnace is underperforming or your air conditioner isn't providing the cooling relief you need, Hely Heating and Air Conditioning Co. is your go-to solution. As a trusted furnace & air conditioning service, repair, and maintenance contractor in Creve Coeur, MO, we are committed to delivering reliable HVAC solutions tailored to your home or business. Call us today to schedule an appointment and experience top-notch HVAC service!
When Should You Call for Furnace & Air Conditioning Repairs?
HVAC systems don't always break down suddenly—sometimes, they show warning signs before a complete failure. Identifying these issues early can prevent costly repairs and unexpected discomfort. Here are some key indicators that it's time to call Hely Heating and Air Conditioning Co. for professional repairs:
- Inconsistent temperatures: If certain rooms are too hot while others remain cold, your system might not be distributing air properly. This could be due to a faulty thermostat, blocked vents, or ductwork issues.
- Strange noises: Rattling, banging, or whistling sounds are common signs of mechanical issues, such as a loose component, motor failure, or a clogged air filter. Addressing these noises early can prevent system failure.
- Rising energy bills: If your utility costs are increasing without a clear explanation, your HVAC system may be working harder than necessary. Inefficiencies in the system can lead to higher operational costs.
- Frequent cycling: If your furnace or AC turns on and off too frequently, it may be struggling to maintain a consistent temperature. This could indicate a problem with the thermostat or an oversized/undersized unit.
- Poor air quality: Increased dust, allergens, or humidity fluctuations in your home may be due to a failing HVAC system. Poor filtration, dirty ducts, or clogged air filters can all contribute to compromised indoor air quality.
- Complete system failure: If your unit won't turn on at all, it's a clear sign that professional repairs are needed. Whether it's an electrical issue or a mechanical failure, timely intervention is crucial.
Don't wait for a breakdown—call for expert furnace and AC repair!

The Importance of Timely HVAC Repairs & Maintenance for Efficiency
Preventative maintenance is the key to extending the lifespan of your HVAC system and avoiding costly repairs. By scheduling routine service, you can ensure your heating and cooling system operates efficiently year-round. Here's why maintenance is crucial:
- Enhanced Efficiency: A well-maintained system runs at peak performance, reducing energy consumption and lowering utility bills. Routine inspections can detect minor inefficiencies before they escalate.
- Lower Repair Costs: Small issues left unaddressed can turn into expensive breakdowns. Preventative maintenance helps identify worn-out components before they fail.
- Improved Air Quality: Dirty HVAC systems can circulate dust, allergens, and bacteria throughout your home. Regular filter changes and duct cleanings ensure cleaner indoor air.
- Extended Equipment Lifespan: Proper maintenance prevents excessive wear and tear, helping your system last longer and reducing the need for premature replacements.
- Peace of Mind: Knowing your HVAC system is in top condition allows you to enjoy uninterrupted comfort throughout the seasons. Avoid sudden failures with scheduled maintenance.
Schedule your furnace & AC maintenance today by calling us. Stay prepared for every season!
Comprehensive Heating & Cooling Services: Repairs, Tune-Ups & Installations
At Hely Heating and Air Conditioning Co., we offer a full range of residential and commercial HVAC services in Creve Coeur, MO, ensuring year-round comfort for homeowners and businesses. Our skilled technicians handle everything from installations to emergency repairs.
Heating Services:
- Furnace installation, repair & replacement: Ensure reliable warmth during the cold months with expert furnace services.
- Heat pump services: Efficient heating and cooling solutions for year-round energy savings.
- Boiler services: Professional boiler repairs and installations for even heating distribution.
- Heating maintenance agreements: Regular tune-ups to maximize efficiency and prevent system breakdowns.
- Ductless mini-split heating solutions: A perfect choice for spaces without traditional ductwork.
Cooling Services:
- Air conditioner installation & replacement: High-efficiency AC solutions tailored to your space and budget.
- AC repair & maintenance: Quick and reliable fixes to keep your system running smoothly.
- High-efficiency cooling system upgrades: Reduce energy costs with advanced cooling technology.
- Ductless mini-split AC services: Versatile cooling for single rooms or entire homes. Single-room and wall-mounted cooling options: Perfect for targeted climate control.
Indoor Air Quality Solutions:
- Air purifiers & cleaners: Remove allergens, dust, and contaminants for healthier indoor air.
- Whole-house humidifiers: Maintain optimal humidity levels for enhanced comfort.
- Programmable thermostats: Smart climate control for improved efficiency.
- UV germicidal lights: Kill bacteria and mold to improve air quality.
- Air duct sealing & cleaning: Enhance airflow and remove built-up contaminants.
Commercial HVAC Services:
- System installation, replacement & repair: Tailored solutions for businesses and commercial properties.
- Preventive maintenance agreements: Keep your HVAC system running efficiently and reduce downtime.
- Equipment retrofit & replacement: Upgrade outdated systems for improved performance.
- Air duct sealing & efficiency improvements: Reduce energy waste and improve air circulation.
Need a new HVAC system or emergency repair? Call now!
Hely Heating and Air Conditioning Co.: Local Experts with a Commitment to Quality
For over 50 years, we have been the trusted choice for homeowners and businesses in Creve Coeur, MO, and beyond. Here's why customers continue to rely on us:
- Experienced Technicians: Our certified HVAC professionals provide expert installation, repair, and maintenance services.
- American Standard® Authorized Dealer: We offer high-performance, energy-efficient heating & cooling solutions.
- Emergency Services Available: We monitor phones and emails regularly to provide urgent repairs.
- Customer Satisfaction Guaranteed: We are highly rated for professionalism, reliability, and top-notch service.
- Flexible Financing Options: Affordable financing plans available through Wells Fargo, FTL Finance, and Synchrony Financial.
Join thousands of satisfied customers and choose Hely Heating and Air Conditioning Co. for your HVAC needs!
Schedule Your HVAC Service Today: Stay Comfortable Every Season!
Don't let a faulty furnace or air conditioner disrupt your daily routine or comfort. Whether you're facing an unexpected breakdown, need seasonal maintenance, or are considering an HVAC upgrade, Hely Heating and Air Conditioning Co. is ready as a furnace and air conditioning service, repair, and maintenance contractor in Creve Coeur, MO. Our certified technicians deliver fast, efficient, and reliable HVAC services, ensuring your home or business stays comfortable year-round.