2.5 ton
It is a 2 1/2 ton. There are 12,000 BTU per ton of cooling. The 30 in the model tells you the tonnage. which is 30,000 BTU.
3.5
3
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To determine the tonnage of a Goodman unit based on the serial number 0608181442, you would typically need to refer to the model number, which is often located on the unit's nameplate. The serial number itself usually does not indicate tonnage directly. For accurate information, check the model number against Goodman’s specifications or contact a licensed HVAC professional.
3and a half
2.5 ton
2 ton
2 and a half
It is a 3 ton unit.
2.5 tons
The 36 designates tonnage when divided by 12, in this case, 3-ton