Page 20 - GB Building Science Ebook 2019
P. 20
03 SIX CHANGES
WEATHER BARRIERS,
OLD AND NEW
ITH GREATER EMPHASIS on leak reduction
and tightly controlled airflow inside homes, new “Air leakage always increases the total
products are vying for the attention of builders
and designers. From integral panels with taped heat flow through the building interior”—
Wseams such as Huber’s Zip system, to spray-on
products to airborne coagulants and building wraps, new products Thermal Metric Summary Report
and choices may seem confounding. But as we’ll discuss below, each
system has pros and cons, depending on the nature of the job at hand.
Critical Detailing.
Although they may save
some labor by combining
sheathing and a weather
barrier, products such as
LP’s Weatherlogic require
careful application of
tape, especially at ground
level, to ensure durability
and performance.
