Johns Manville R-21 Unfaced Fiberglass Insulation Batt - Wood Framing - All Sizes Batt
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JOHNS MANVILLE

Johns Manville R-21 Unfaced Fiberglass Insulation Batt - Wood Framing - All Sizes

SKU: R-21 -WF- 15 x 90 x 5.5

Estimated Delivery Time 5-7 Working Days

This high-quality Johns Manville R-21 Unfaced Fiberglass Insulation Batt is constructed with recycled glass and the plant-based binder, which is formaldehyde-free. It contains no harsh acrylics, dyes, or unwanted fire retardants. They are installed to block noise in interior walls, making your home or office a calming retreat.

Size Sq Ft/Bag Bags Per Pack
15" x 90" 65.62 5
15" x 93" 67.81 5
15" x 105" 76.56 4
23" x 93" 103.97 4

Key Features:

  • Comprises of highest insulating and acoustical qualities
  • Commonly used in crawl spaces
  • Blocks sound between rooms and floors
  • Made from recycled glass
  • Light in weight
  • Hassle-free installation
  • Soft to touch

R-Value:R-21