E-Star: Air Conditioner SEER values

The following table will give you a rough idea of your current air conditioner SEER value:

Age and Condition	SEER
20 years old - Not well maintained	6.0
20 years old - Well maintained	6.5
10-20 years old - Not well maintained	7.0
10-20 years old - Well maintained	8.0
5-10 years old - Not well maintained	7.5
5-10 years old - Well maintained	8.5
Less than 5 years old	9.0
Base AC units put in today	10.0
High Efficiency Unit	14.0