HVAC Services: Frequently Asked Questions

Community Heating & Air offers a wide range of HVAC services, including installation, maintenance, and repair of heating, ventilation, and air conditioning systems for both residential and commercial clients.

To keep your HVAC system running efficiently, it's important to have it serviced at least once a year. However, if you have an older system or if you use it frequently, you may want to have it serviced more often.

Yes, Community Heating & Air offers 24/7 emergency HVAC services for clients who need immediate assistance with their heating or cooling systems. We service the west metro area in MN. Call today!

 Most furnaces last 15–20 years with proper maintenance, while air conditioners typically last 10–15 years. The actual lifespan depends on factors like installation quality, usage, and regular tune-ups. Scheduling annual HVAC maintenance can help extend the life of your system and improve energy efficiency. 

Signs your HVAC system may need repair or replacement include frequent breakdowns, uneven heating or cooling, rising energy bills, and unusual noises or odors. If your system is more than 10–15 years old, replacement may be more cost-effective than repeated repairs. A professional HVAC inspection can help you decide whether repair or a new installation is the best option. 

If your air conditioner is blowing warm air, it could be caused by a dirty air filter, low refrigerant levels, a frozen evaporator coil, or thermostat issues. Sometimes the problem is as simple as a tripped breaker or clogged filter, while other times it requires professional repair. Scheduling an AC service call ensures the issue is diagnosed quickly and your home stays cool. 

 Unusual furnace noises—such as banging, rattling, squealing, or humming—can signal issues like loose parts, a dirty burner, or a failing blower motor. While some noises are minor, others may indicate a serious problem that requires immediate attention. To prevent costly repairs, it’s best to have an HVAC technician inspect your furnace as soon as you notice strange sounds. 

 The right HVAC size depends on factors like your home’s square footage, insulation, number of windows, and local climate. An undersized system will struggle to keep your home comfortable, while an oversized unit can waste energy and cause uneven temperatures. Our licensed technicians can determine the correct size for your home.

Most homeowners should change their HVAC filters every 1–3 months, depending on usage and filter type. Homes with pets, allergies, or high dust levels may need more frequent changes to maintain good air quality and system efficiency. Regular filter replacement helps your HVAC system run smoothly, lowers energy costs, and prevents unnecessary repairs. 

 Yes, smart thermostats are worth it for most homeowners because they help reduce energy bills, improve comfort, and provide remote control of your HVAC system through your phone. They learn your household patterns, automatically adjust temperatures, and can even send maintenance reminders. Over time, the energy savings often offset the upfront cost, making them a smart investment in efficiency and convenience. 

 You can improve indoor air quality by changing HVAC filters regularly, using air purifiers, scheduling duct cleanings, and maintaining proper humidity levels. Adding solutions like whole-home air purifiers, dehumidifiers, or UV lights can also help reduce allergens, dust, and bacteria. A professional HVAC inspection can recommend the best options for cleaner, healthier air in your home. 

Yes, HVAC systems can help reduce allergy symptoms by filtering dust, pollen, pet dander, and other airborne allergens. Using high-quality filters and scheduling regular maintenance keeps the system working efficiently to improve indoor air quality. For added protection, upgrades like HEPA filters, UV lights, or whole-home air purifiers can make your home even more allergy-friendly.