Practice Quiz

Green Plumbing - Question List

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166. All of the following are water-related categories covered by the WaterSense label for retail products, except:
  1. Bathroom sink faucets
  2. Landscape irrigation controls
  3. Urinals
  4. Hot water heaters
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167. How does use of the Water Efficiency Rating System (WERS) benefit the customer?
  1. Includes ratings of both indoor and outdoor home water efficiency
  2. Incorporates credits for capture of rainwater and graywater
  3. Provides a measure for identifying areas of water waste
  4. All of the above
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168. What is the minimum test capacity necessary for a toilet to pass MaP testing?
  1. 250 grams
  2. 400 grams
  3. 640 grams
  4. 900 grams
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169. What is the minimum test capacity necessary for a toilet to receive a WaterSense label?
  1. 200 grams
  2. 350 grams
  3. 500 grams
  4. 700 grams
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170. Which is not a key feature of some highly-efficient toilets?
  1. Meet EPA flushing guidelines of 1.28 gallons per flush or less
  2. Siphon-action water jets
  3. Self-scrubbing under-rim brushes
  4. Vacuum-assist flushing mechanism
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