How do you read Goodman furnace nomenclature?

Goodman furnace nomenclature typically includes a series of letters and numbers that indicate the model and specifications of the unit. For example, the first letter may denote the type of furnace (such as "G" for gas), followed by a number that indicates the heating capacity in thousands of BTUs. Additional letters may refer to features like the efficiency rating or specific design elements. To fully understand the nomenclature, it's important to consult the manufacturer's documentation, which provides detailed descriptions of each code.