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Scarlett Gonzales——Studied at the University of British Columbia, Lives in Vancouver, Canada.
Vacuum insulated panels have the highest R-value, approximately R-45 (in U.S. units) per inch; aerogel has the next highest R-value (about R-10 to R-30 per inch), followed by
polyurethane (PUR) and
phenolic foam insulations with R-7 per inch.
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