R15 3-1/2 X 23 X 93" KF INSUL 118.83 SQFT | R-15 High Performance Fiberglass Kraft Faced Batts
3-1/2" x 23" x 93"
8-pcs. per bundle
118.83-Square Foot per bundle
"R'' stands for resistance to heat flow. The higher the R-value the greater the insulating power.