Library

A FAQ explaining the purpose of the Energy Independence and Security Act, a law which sets energy efficiency standards for lightbulbs.

ENERGY STAR factsheet describing the HVAC Quality Installation Program

ENERGY STAR lightbulb criteria.

The RERH specifications and checklists take a builder and a project design team through the steps of assessing a home’s solar resource potential and defining the minimum structural and system components needed to support a solar energy system.

The RERH specifications and checklists take a builder and a project design team through the steps of assessing a home’s solar resource potential and defining the minimum structural and system components needed to support a solar energy system.

Specifications to assist builders in designing and constructing homes equipped with a set of features that make the installation of solar energy systems after the completion of the home’s construction easier and less expensive.

Guide describing details that serve as a visual reference for each of the line items in the Thermal Enclosure System Rater Checklist.

Report documenting the process and outcomes involved in achieving the U.S. Department of Energy Zero Energy Ready Home (ZERH) program certification standards while helping homebuilders in Climate Zones 5 and 6 in the Upper Midwest achieve ZERH certification.

Guide describing details that serve as a visual reference for each of the line items in the Water Management System Builder Checklist.