1. U S Government Federal law prohibits removal of this label before consumer purchase ENERGYGUIDE Room Air Conditioner Impecca Without Reverse Cycle Model IWA 15KSFP With Louvered Sides Capacity 15 100BTUs Estimated Yearly Operating Cost 113 y fms 105 176 Cost Range of Similar Models 10 7 Energy Efficiency Ratio Your cost will depend on your utility rates and use Cost range based only on models of similar capacity without reverse cycle and with louvered sides Estimated operating cost based on a 2007 national average electricity cost of 10 65 cents per kWh