JM UNFACED R-21 15 X105 HD (5.5) 7(76.56SF/BG)* U2105

MacArthur #: 90A0101097

Manufacturer #: 90017274

Unfaced Fiberglass Batt Insulation

U/M:  Bag

Net weight:  45

Gross weight:  45

Insulation Thickness(in):  5-1/2"

R-Value:  21

Length (in.):  105

Material:  Fiberglass Batt Insulation

Pieces Per Unit:  7

Width (in.):  15

Weight Per Unit (LB):  45

Johns Manville Formaldehyde-free™ Unfaced thermal and acoustical insulation offers R-Values of up to R-49, and is offered in precut batts to fit standard wall cavities or rolls for custom installation in any size cavity. Unfaced insulation reduces sound transmission through walls, ceilings and floors, and can be used in a variety of wood frame, engineered wood and steel frame construction applications, including new construction and retrofit.