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The Ultimate Energy-Saving Roofs Quiz
by Staff
In an effort to make your new home as green and energy efficient as possible, you are examining ways to save energy. Look up at your roof. The roof is exposed to the hot sun in summer and is also where most heat escapes in the winter. Take this quiz to test your knowledge about energy-efficient roofing choices.

What percentage of utility costs goes to heating and cooling an average home?

  • about 60 percent
  • about 50 percent
  • about 40 percent

What is your home's first and best defense against outside environmental extremes?

  • high quality windows and doors
  • evergreen hedges and trees that block sun and wind
  • an energy-efficient roof

What property does the most energy-efficient roofing material have?

  • high solar reflectance
  • low solar absorbance
  • a high R-value

By what percentage can reflective roofs reduce their surface temperature as compared to a traditional roof?

  • 50 percent
  • 40 percent
  • 30 percent

What is another property you should look for when choosing a roofing material?

  • high adhesion
  • low transmission
  • high emissivity

What is the next important consideration after roofing materials choice, which will increase the energy efficiency of your home?

  • increased insulation R-value
  • increased under roof ventilation
  • high R-value windows

What is a good energy saving step that you can take if you have a flat roof on your home?

  • You can retrofit to a peaked roof for greater energy efficiency.
  • You can add a top coat of high heat reflective aluminum sheeting.
  • You can turn it into a rooftop garden that saves energy and helps the planet.

By how many degrees can roofing materials that carry the Energy Star label reduce roof surface temperatures?

  • 120 degrees Fahrenheit or 49 degrees Celsius
  • 100 degrees Fahrenheit or 38 degrees Celsius
  • 75 degrees Fahrenheit or 24 degrees Celsius

By how many degrees can a quality light-colored roof coating decrease the surface temperatures of an existing roof?

  • 80 to 100 degrees Fahrenheit
  • 75 to 90 degrees Fahrenheit
  • 50 to 80 degrees Fahrenheit

Which roofing material tends to be more energy efficient than most in all climates?

  • concrete or clay tile
  • high reflective aluminum
  • Energy Star rated asphalt tile