R19 6-1/4 x 24 x 96" FF INSUL 144 SQ. FT. & #990705 | R-19 Fiberglass Friction Fit Batts
6-1/4" x 24" x 96"
9-pcs. per bundle
144-Sq. Ft. per bundle
"R'' stands for resistance to heat flow. The higher the R-value the greater the insulating power.