Assertion: r value | /r/HasProperty | followed by phenolic foam insulations
Facets:
value: with per inch
type: OTHER
Source sentences:
text: 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.