SEER/AFUE

SEER

SEER stands for Season Energy Efficiency Ratio and applies to central air conditioners and heat pumps. The minimum set by the Department of Energy is 13 SEER and for Energy Star, 14 SEER. The higher the SEER, the greater the energy economy.

SEER

AFUE

AFUE stands for Annual Fuel Utilization Efficiency and applies to heating products. The minimum set by the Department of Energy is 78% AFUE and for Energy Star, 90% AFUE. The higher the AFUE, the greater the energy economy.