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To determine the age of an HVAC system or water heater, begin your research by locating the brand name and serial number on the HVAC system or water heater. Visit the appropriate index page from the menu or buttons above where alphabetized lists of manufacture brand names have been provided.
The date of production/manufacture or age of Carrier® brand HVAC equipment can be determined from the ten character serial number located on the rating data plate. Example serial number styles/formats found:
How to determine the date of production/manufacture or age of Trane® brand HVAC Systems. The industry average service design life for most forced air furnaces is 15-20 years, and the industry average service design life for most air conditioning condensing units is 10-15 years.
The date of production/manufacture or age of Goodman brand HVAC equipment can be determined from the ten character serial number located on the rating data plate.
How to determine the date of production/manufacture or age of American Standard® brand HVAC Systems. The industry average service design life for most forced air furnaces is 15-20 years, and the industry average service design life for most air conditioning condensing units is 10-15 years.
The date of production/manufacture or age of Lennox brand HVAC equipment can be determined from the ten character serial number located on the rating data plate.
The date of production/manufacture or age of Rheem brand HVAC equipment can be determined from the serial number located on the rating data plate. Rheem has used multiple serial number styles over their production history.
How to determine the date of production/manufacture or age of Armstrong Air® brand HVAC Systems. The industry average service design life for most forced air furnaces is 15-20 years, and the industry average service design life for most air conditioning condensing units is 10-15 years.
The date of production/manufacture or age of Heil® & Heil-Quaker® HVAC equipment can be determined from the serial number located on the data plate.
How to determine the date of production/manufacture or age of Day & Night® HVAC Systems. The date of production/manufacture or age of Day & Night® HVAC equipment can be determined from the serial number located on the data plate.