Page 40 - Green Builder Magazine Jan-Feb 2018 Issue

CREDIT: INSULSTEEL OF SOUTH CAROLINA, LLC

Weather warrior. The structurally fortress-like Amerisips home (center) on Sonny Boy Lane came away mostly unscathed from the tornado that hit
Johns Island—unlike its unfortunate neighbors.
an air sealant. Roof panel seams were taped. Subfloor seams were hydrobox heats or cools water that circulates through coils in the
caulked. Flashing was installed around all doors and windows. These air handling unit to heat or cool air blown through the unit. The
air-sealing measures helped to provide for an airtight home. base efficiency of the heat pump is an EER of 9.33 and a COP of 3.81.
The home was heated and cooled with an air-to-water heat pump. The air handler distributes conditioned air throughout the home
The system uses a variable-speed compressor that can adjust speed via small-diameter, high-velocity ducts. The main trunk lines for the
based on temperature and heating loads for greater efficiency. system were located in the attic spaces, and the smaller ducts were
The heat pump pulls heat from or sheds heat to the outside air run within the open-web floor joists between the floors. The ducts
via a refrigerant loop that circulates refrigerant from the outside came pre-insulated at R-3.3 for branch lines and R-8 for trunk lines.
compressor to a hydrobox located in the conditioned attic. The All ducts were sealed with tape and mastic, or gaskets for branch

Battling Burnout

After the California fires, how can we rebuild homes?

BY KARIN BURNS
ONTHS AFTER WILDFIRES TORE through California’s North
Bay in Napa and Sonoma, we are still grappling with the
magnitude of loss and devastation. At least 42 people
died and 8,900 structures were destroyed. Thousands of
people were made homeless in a region that already had
M a housing shortage. At Build It Green, our staff in nearby CREDIT: CALIFORNIA NATIONAL GUARD/CAPT. WILLIAM MARTIN
Oakland expressed deep concern, and I’m proud that members of our team
donated supplies or traveled north to assist in disaster relief efforts.
Yet in the aftermath of this tragedy, we’re already seeing a resilient and
resolute spirit take hold across the North Bay: People are vowing to rebuild
their homes and restore their communities as quickly as possible. At the
same time, an important conversation is emerging, as builders, developers Firestormed. Charred cars and homes covered the landscape after
and policymakers wrestle with how homes should be rebuilt. wildfires spread across Sonoma County, Calif., last October.
I’d like to share some thoughts from Build It Green’s perspective. homes. That means revisiting building codes for flood and fire resistance,
We need more resilient homes and communities. Resilience is defined and building new homes with a keen awareness of each community’s climate
as the ability to bounce back from challenges, and the climate change crisis vulnerabilities.
has made it painfully clear that we need more resilient communities. In a The speed of rebuilding efforts is the primary focus right now—and
hotter, drier California, heat waves, droughts, severe storms and wildfires understandably so—as local governments look for ways to streamline
will, unfortunately, become more common. permitting and construction processes. But rebuilding right doesn’t necessarily
In the residential sector, we must strengthen the durability of newly built need to slow down these efforts.

38 GREEN BUILDER January/February 2018 www.greenbuildermedia.com

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