Locate the label on the outer surface of the equipment for a manufacture date. If the equipment is less than five years old it may have a warranty, but also may not based on the model. Warranty terms and conditions change by manufacturer and the installing company. The Hendrix Air team can verify the warranty status of your heating and cooling system via System Inspection. We also offer a VIP Maintenance Agreements for residential heating and air conditioning systems, regardless of how old your equipment is or manufacturer warranty status.