You’ll want to check for the date it was made. This is typically found on a label on the surface of your unit.
If your equipment is under five years old, it could still be protected by a warranty. Having said that, warranty terms and conditions vary by manufacturer and installing company.
At Service Experts Heating & Air Conditioning, we can verify your warranty status via a system inspection in Denver for residential heating and cooling equipment, regardless of system age or manufacturer warranty status.