R19 6-1/4 x 15-1/4 x 93" FF INSUL 87.19 SQ. FT. | R-19 Fiberglass Friction Fit Batts
6-1/4" x 15-1/4" x 93"
9-pcs. per bundle
87.19-Sq. Ft. per bundle
"R'' stands for resistance to heat flow. The higher the R-value the greater the insulating power.