DRAFT GreenPoint Rated Existing Home Rating Manual version 6.0 | Page 85

I I2.2. Net Zero Electric (2 Points)

Renewable Energy

Offset the estimated annual site energy use by 100% using the GreenPoint Rated Near/Net Zero calculator or other approved methodology above. To accomplish this, the home must be all electric. VERIFICATION Documentation: The Rater will collect copies of energy compliance reports and calculations. INTENT To significantly reduce grid energy consumption through efficient whole-house design and optional use of on-site renewable energy.

I3.

SOLAR HOT WATER SYSTEMS TO PREHEAT DOMESTIC HOT WATER
CRITERIA FOR QUALIFICATION Note: This measure is available for multifamily projects only. Four points of credit are available for using only solar water heaters that are Solar Rating and Certification Corporation (SRCC) certified. The solar water heater must be the primary heater. The system must serve at least 40% of the hot water load, as calculated using F-Chart, other CEC-approved software, or a jurisdiction-approved calculation method. A swimming pool solar water system does not satisfy this measure. VERIFICATION Field Verification: The Rater will conduct field compliance verification to confirm that the installed system meets the specified system, and take photos of the system. Documentation: The Rater will collect building and/or mechanical plans detailing materials, systems, layout, and the performance percentage from F-Chart. INTENT To conserve fossil fuels used for water heating by using renewable energy sources.

I4.

PHOTOVOLTAIC SYSTEM FOR MULTIFAMILY PROJECTS
CRITERIA FOR QUALIFICATION Note: This measure applies to multifamily projects only. Up to twelve points of credit are available for providing a portion of the estimated annual electric energy demand with a solar photovoltaic system, as follows:

GreenPoint Rated Existing Home Rating Manual Version 6.0, September 2013 © Build It Green

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