Page 43 - Green Builder Magazine Nov-Dec 2019 Issue

COURTESY OF BUNDLE DESIGN STUDIO

Sustained efficiency. The ultra-green home, with a Home Energy
Rating System (HERS) Index score of as low as minus 9, includes
high-efficiency appliances and is entirely LED lighted.

“The culture continues to quickly learn the

importance of energy efficiency. However, it is

when customers realize that energy-efficient
OURTESY OF U.S. DEPARTMENT OF ENERGY
design also provides the byproducts of comfort
and quality that real change happens.”

–- Dan Welch, Bundle Design Studio

shed roof. The entire asymmetrical roof faces south at a ⁄
pitch to WATER WARRIOR
maximize the roof space available for the 9.28-kW solar photovoltaic Birch House is completely net-zero water with no connection to
array. Together with the highly insulated building envelope and the City of Bellingham municipal water and sewer system. Water is
passive solar heating elements, the solar panels help the house collected, stored and treated onsite. To reduce demand, the house is
achieve net zero energy bills over the course of the year. A web-based equipped with ultra-water-e„cient appliances and plumbing xtures
monitoring system tracks solar power production and energy usage. and composting toilets.

www.greenbuildermedia.com November/December 2019 GREEN BUILDER 41

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