You’ll want to check for a manufacture date. This is frequently situated on a label on the surface of your equipment.
If your unit is newer than five years old, it may still be under warranty. However, warranty terms and conditions vary between manufacturer and installing company.
At McKinley Heating Service Experts, we can confirm your warranty standing via a system inspection. We also provide HVAC service memberships in Edmonton for residential heating and cooling equipment, regardless of unit age or manufacturer warranty standing.