Johns Manville R-19 Kraft Batt Insul 87.18-sq ft

Updated August 29, 2026

est.MSRP: $74 Condition: NEW FACTORY SEALED Brand: Johns Manville Model: K1250S UPC: 031979109968 Johns Manville Formaldehyde-free Kraft-faced thermal and acoustical insulation offers R-Values up to R-49. It is ideal for moisture control in exterior walls, reduces sound transmission through walls, ceilings and floors. JM insulation is compression-packaged for space savings, and is offered in precut batts to fit standard wall cavities for both vertical and horizontal applications. Fiberglass batt insulation for use in 2x6 wood-framed walls and basements Kraft-faced fiberglass insulation provides a built-in vapor barrier for moisture control Improves energy efficiency and provides sound control Batts are pre-cut for use in standard 8-ft walls with 16-in on-center stud spacing Simple to install, press in place between studs and staple tabs to framing if additional securement is required Will not rot, mildew or deteriorate and is noncorrosive to pipes, wiring and metal studs JM is a partner of the Seal and Insulate with ENERGY STAR program SCS Recycled Content certification GREENGUARD Gold Certified for office indoor air quality and SCS Certified for home indoor air quality Bag Dimensions (L x W x D): 15.5 x 20 x 49 Coverage Area (Sq. Feet): 87.18 Length (Inches): 93 Package Weight (lbs.): 24 Thickness (Inches): 6.5 Width (Inches): 15 Faced/Unfaced: Kraft faced Fits 2 x 4 Walls: No Fits 2 x 6 Walls: Yes For Use in Attics: No For Use in Basements: Yes For Use in Ceilings: No For Use in Crawlspaces: No For Use in Doors: No For Use in Duct: No For Use in Electrical: No For Use in Floors: No For Use in Garage Doors: No For Use in Masonry: No For Use in Plumbing: No For Use in Vents: No For Use in Walls: Yes For Use in Windows: No Formaldehyde Free: Yes Framing Type: Wood studs Insulation Type: Fiberglass Maximum R-Value: 19 Multi-Pack Quantity: 4 Package Count: 9 Package Type: Multi-pack R-Value per Inch: 2.923 Sound Barrier: Yes Stud Spacing (Inches): 16 Total Package Quantity: 36 Vapor Retardant: Yes CA Residents: Prop 65 Warning(s): No ENERGY STAR Certified: Yes GREENGUARD Gold Certified: Yes UNSPSC: 11162400

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