Larry Zarker
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Building Performance Institute (BPI)

BPI is the nation's premier standards development, quality assurance and credentialing organization for residential energy efficiency retrofit work.See More
Jun 30

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BPI

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At 3:34pm on November 8, 2010, Carol A. Markell said…
Hi Larry,

Welcome, lots of BPI trained folks here.

Carol
 
 
 

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