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Thermafiber® Fire & Sound Guard® Plus mineral wool insulation is designed to provide excellent thermal, noise control, and fire resistance in residential and light commercial construction applications. Fire & Sound Guard® Plus can be used in a variety of applications, including interior and exterior walls, ceilings, basement walls, and crawl spaces. These products are non-combustible, moisture-resistant, non-corrosive, non-deteriorating, and mold-resistant.
| Size | Sq Ft Per Bag | Batts Per Bag | R-Value |
| 3.5" x 15" x 47" | 39.2 | 8 | Wood |
| 3.5" x 16" x 48" | 42.67 | 8 | Steel |
| 3.5" x 23" x 47" | 60.06 | 8 | Wood |
| 3.5" x 24" x 48" | 64 | 8 | Steel |
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