For the past two years a group of water and energy efficiency professionals have been developing the RESNET Water Efficiency Rating (WER) Index. RESNET is partnering with the International Code Council (ICC) to develop a national consensus standard for a Water Efficiency Rating Index (WER Index). The development of the national standard is co-chaired by:
The RESNET WER Index will work with water efficiency of a home in the manner that the HERS Index works for energy efficiency.
The RESNET WER Index is based on the following policies:
The near term goal is to create a water efficiency rating index that the HERS infrastructure can readily and timely adopt – Vision is that the 165,000 new homes that are rated and issued a HERS Index annually can also be cost effectively assigned a WER Index score at an affordable cost to builders.
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