HERS testing is process that evaluates the features and systems of house to determine the building's overall efficiency.
home with good HERS score costs little more upfront compared to average homes, and the investment will pay you back with energy bills and greater comfort..
The process involves running tests on features such appliances, walls, and windows to evaluate the efficiency of each.
score of 100 is the home, known which is based on International Energy Conservation Code..
With HERS rating of 85, home meets EPA's requirements for Energy Star label.
The process takes between two to four hours, during which the rater performs both visual inspections and diagnostic testing on the parts of your home that affect its energy efficiency..
Other tests include the door test to measure the airtightness and check for leaks, and use of infrared scanning to spot areas of energy waste due to insufficient insulation..
The HERS rater compares test data from your home to version of HERS Reference Home that's the same size and shape as yours and located in the climate and environment.
Once the house is built, the HERS rater runs tests and collects data to confirm the projected rating..
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