Page 51 - Green Builder Magazine January 2016 Digital Edition
P. 51
PROJECT STATS A house in Bellingham,
Washington,
NAME: Birch Case Study House, demonstrates
Bellingham, WA innovative water and
energy systems that
BUILDER: Chris Tretwold, Tretwold meet the standards
Construction, LLC of the Living Building
Challenge.
ARCHITECT/DESIGNER: Dan Welch,
[bundle] design studio www. T HE BIRCH CASE Study House
bundledesignstudio.com was developed using the Living
Building Challenge as a guide.
PHOTOS: [bundle] design studio The primary goal of this project
was to implement numerous
sustainable strategies, highlighting the
successes and failures when designing,
permitting and constructing Living Buildings.
From the Judges
“Really rigorous
sustainability approach,
informed by the Living
Building Challenge, the
‘moonshot’ of green
building. Kudos.”
To help realize the project, [bundle] design
studio partnered with non-profits and
building product manufacturers. Throughout
construction, [bundle] hosted a workshop
series with Sustainable Connections to
present green materials and strategies to
the local building community. [bundle] also
partnered with Northwest Energy Efficiency
Alliance (NEEA) for the NextStep Homes
program and with WSU to field test a CO2
heat pump that is used for domestic hot
water and radiant floor heating.
The Birch Case Study house has proved
continued on page 50
January/February 2016 GREEN BUILDER 49
