HomeEquipmentAge is a free serial number decoder and age calculator for homeowners who want quick context from HVAC labels before they call a technician or collect quotes. Supported equipment types include: - Furnace - A/C - and more! Brands include: - Amana - American Standard - Armstrong - Bryant - Carrier - Coleman - Comfortmaker - Daikin - Ducane - Frigidaire - Gibson - Goodman - Heil - Intertherm - Lennox - Maytag - Partners Choice - Payne - Rheem - Ruud - Tempstar - Trane - York