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How Does an Energy Rating Work?

How Does an Energy Rating Work An energy rating consists of diagnostic testing using specialized equipment, such as: a blower door test, duct leakage tester, and infrared cameras to determine: → The amount and location of air leaks in the building envelope → The amount of leakage from HVAC distribution ducts → The effectiveness of insulation inside walls and ceilings Other variables that are taken into account include: > Floors over unconditioned spaces (like garages or cellars) → Attics, foundations and crawlspaces → Windows and doors, vents and ductwork → Water heating system and thermostats The comprehensive HERS rating provides: A computerized simulation analysis utilizing RESNET Accredited Rating Software to calculate a rating score on the HERS Index. The report will also contain a cost/ benefit analysis for the recommended improvements and expected return on investment. Benefits of an Energy Rating: → Understand how energy efficient a home is > Calculate the accurate cost of homeownership → Enjoy a higher home resale value > Improve home comfort and reduce energy bills RESNET HERS Explaining the HERS Index: INDEX → The HERS Index is the industry standard by which a home's energy efficiency is > A home with a HERS Index Score of 70 is 30% more energy efficient than a measured. standard new home. → HERS Index Score is always relative to the → A home with a HERS Index Score of 130 is 30% less energy efficient than a size, shape and type of house you live in. standard new home. → The lower the number, the more energy efficient the home. → Government agencies such as the Department of Energy (DOE), Department → The U.S. Department of Energy has determined that a typical resale home of Housing and Urban Development (HUD) and the Environmental Protection scores 130 on the HERS Index while a Agency (EPA) recognize the HERS Index as an official verification of energy performance. standard new home is rated at 100. RESNET. For more information on ways to save energy visit RESIDENTIAL ENERGY SERVICES NETWORK SOURCE: © 2013 Residential Energy Services Network (RESNET) FREEFE

How Does an Energy Rating Work?

shared by resnet on Feb 11
Home energy efficiency is a hot topic. Homeowners are looking to reduce their energy costs and buyers are actively seeking out energy efficient homes. While you may know that an energy rating shows ho...






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