Frequently Asked Questions

How often should I have my HVAC system serviced?

We recommend scheduling professional HVAC service every six months, or twice a year. Regular maintenance helps extend the life of your system and ensures it runs efficiently. If you realize you need an HVAC repair in Chatham, VA, contact Hoffman Heating & Air today.

What are the signs of a malfunctioning HVAC system?

Signs may include uneven temperatures, strange noises, weak airflow, frequent cycling, or rising utility bills. If your system isn’t working as it should, let us troubleshoot the issue. According to This Old House, the average cost of HVAC system repair is $350. Call our team for a free estimate on HVAC repair in Chatham, VA.

How long does a typical HVAC system last?

With proper care, most HVAC systems last 15 years or more. If you notice declining performance or frequent repairs, you may need a heating repair—or potentially a replacement. Our Chatham, VA team is here to help.

What are the different types of HVAC systems?

The most common systems include gas, oil, heat pumps, ductless systems, and hybrids. Whether you need maintenance, repair, or installation, Hoffman Heating & Air has you covered.

How do I know if I need a new HVAC system?

If repairs cost more than 20% of a new system, it’s often best to upgrade. A new unit can save you money long-term with improved efficiency. Contact us to discuss options and schedule a consultation.

How often should I replace my air filter?

As a general rule, replace your air filter every month. Homes with pets, dust, or high pollen may require more frequent changes. Always check your filter, and if it looks dirty, replace it.

Can I fix a noisy air conditioner myself?

It’s best to leave AC repairs to professionals. DIY fixes without proper tools or training may cause more damage. Our skilled technicians can safely diagnose and repair noisy systems.

How do I know what size HVAC system my home needs?

System size depends on square footage, insulation, window placement, and more. An oversized unit can create humidity problems, while an undersized unit may not keep your home comfortable. Let our experts determine the right fit for your space.

Do I need to replace both the indoor and outdoor units?

Yes, in most cases. Indoor and outdoor units are designed to work together. Replacing both ensures efficiency, reliable performance, and often provides full-system warranty protection.

Should I cover my HVAC unit in the fall or winter?

Covering your unit can help keep out leaves and debris during downtime. Just remember to remove the cover and disconnect the power before using it again. Call us if you’d like a seasonal inspection for peace of mind.

Why is my air conditioner freezing up?

Common causes include low refrigerant, dirty evaporator coils, or blower motor issues. Freezing reduces cooling efficiency and airflow. A professional technician can quickly identify and fix the problem.

What is a zoning system, and how does it work?

A zoning system divides your home into separate areas, each with its own thermostat. This allows for personalized comfort and improved energy efficiency. Contact us if you’d like to learn how zoning could benefit your home.

How can I improve my indoor air quality?

Start with regular cleaning and vacuuming. Enhanced options include upgraded filters, UV lights, and electronic air purifiers. Our team can recommend solutions tailored to your home’s needs.

How can I check if my HVAC system is under warranty?

Look at the manufacturer’s label on your unit—it will show the production date. Many systems under five years old may still be covered. For details, check with the manufacturer or call our team for assistance.