• For use in 2 x 4 wood-framed walls
• Rolls are designed for long, unobstructed spaces with 16-in on-center stud spacing
• Facing provides built-in vapor retarder for moisture control
• R13 15 in. X 32 ft. Kraft roll
• 40 sq. Ft. Per bag.

R-13 kraft faced fiber glass insulation is formaldehyde free insulation protected on one side with moisture resistant kraft facing. R-13 kraft faced rolls are perfect for insulating exterior 15 in., 2 in. x 4 in. walls where moisture control is required. One roll covers 40 sq. ft.