HVAC Terms You Should Know

Looking for an HVAC technician near you?

Fully licensed and experienced engineers serving Cleveland and the surrounding communities, Comprehensive 5 year warranty, Customer service satisfaction GUARANTEE!
Leave us a message or give us a call ☎️ (216) 238-3245

When it comes to heating, ventilation, and air conditioning (HVAC) systems, understanding industry-specific terms can feel like trying to decode a foreign language. However, a good grasp of these key terms can empower you to make more informed decisions about your HVAC needs. Below, you’ll find a comprehensive list of important HVAC terms, along with their meanings.

Table: Essential HVAC Terms and Definitions

Term Definition
Air Handler The component of the HVAC system where air is collected for heating or cooling.
BTU (British Thermal Unit) The unit of measure for heat, indicating the amount of heat needed to increase the temperature of one pound of water by one degree Fahrenheit.
Compressor A component of the air conditioning system that compresses the refrigerant, raising its temperature.
Condenser Coil Found in the outdoor unit, it dissipates heat from the refrigerant, changing its state from vapor to liquid.
Evaporator Coil This coil absorbs heat from indoor air, turning the refrigerant from a liquid into a vapor.
HVAC An acronym for Heating, Ventilation, and Air Conditioning. It refers to the system responsible for maintaining comfortable indoor temperatures and air quality.
Refrigerant A substance used in HVAC systems that absorbs and releases heat as it cycles between liquid and gas states.
SEER (Seasonal Energy Efficiency Ratio) A measurement of an air conditioner’s cooling efficiency. The higher the SEER, the more efficient the unit.
Thermostat A device that controls the temperature of a HVAC system. It senses the current temperature and switches the HVAC system on or off to maintain the desired temperature.

Looking For Expert Help?

We at HVAC Pros have been serving the Cleveland community with pride for years. Our highly trained professionals are committed to providing superior service and employing the best practices for maintaining your HVAC system. Our commitment to excellence extends to every corner of our service area, including Mayfield Heights, University Heights, South Euclid, Lyndhurst, and Highland Heights.

We offer a wide range of services:

  • Air Conditioner Installation
  • Air Conditioner Repair
  • Central Air Conditioning System Consulting
  • Central Air Conditioning System Installation
  • Central Air Conditioning System Repair
  • Commercial Air Conditioning Installation
  • Commercial Air Conditioning Repair
  • Indoor Air Quality Services

Frequently Asked Questions

How Can I Improve My HVAC’s Performance?

Improving your HVAC’s performance can be as simple as regularly changing filters, scheduling routine maintenance, or optimizing your HVAC system.

How Often Should I Schedule HVAC Maintenance?

We recommend scheduling preventive maintenance at least twice a year. This allows technicians to spot potential issues early, ensuring your system operates at its best. To learn more, check out our preventive maintenance guide.

How Can I Reduce My Power Costs?

From adjusting your thermostat settings to sealing air leaks in your home, there are various strategies to reduce your power costs. Visit our blog on heating and cooling tips for a deeper dive.

What Questions Should I Ask Before Installing Air Conditioning?

Before installing air conditioning, ask about the unit’s energy efficiency, its installation costs, and the ongoing maintenance requirements. Explore these and other questions to ask before air conditioning installation on our blog.


Armed with a better understanding of essential HVAC terms, you’re now equipped to make more informed decisions about your HVAC needs. Whether it’s choosing the right thermostat or knowing when to call your local HVAC consultant, we’ve got you covered. At HVAC Pros, we’re dedicated to keeping you comfortable all year round. Feel free to contact us for all your HVAC needs!

Rate this post
Contact Us
Our technicians are equipped with masks and gloves complying with health and safety regulations.
This is default text for notification bar