R11 UNF SAB 3-1/2X16 170.66 SFT SOUND ATTENUATION BLANKET
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For use in 2x4 steel-framed walls and basements. Batts are pre-cut. Unfaced without a vapor retarder- can be added to existing insulation. Ideal for sound <br />control in interior walls. GREENGUARD Gold Certified for office indoor air quality and SCS certified for home indoor air quality.