These are estimations, results will vary.
BENEFITS OF THE HSPF ENERGY CALCULATOR
How efficient thinking adds up to big savings.
Heating and cooling can account for more than half of your home’s total utility bill.* So when looking for ways to cut your energy costs, be sure to think about a high-efficiency system. High-efficiency systems are easily identified by reading the yellow-and-black EnergyGuide label found on the equipment.