Johns Manville R-15 Kraft-Faced Fiberglass Batt Insulation, 15-in x 93-in, 67.81-sq ft Coverage (K1262S)R 15 Kraft Faced Fiberglass Wall Batt Insulation Johns Manville R 15 Kraft faced fiberglass batts deliver thermal performance and sound control for 2x4 wood stud walls. Pre cut 15 in x 93 in batts cover 67. 81 sq ft and include a kraft vapor retarder to help manage moisture while improving energy efficiency. Key Features: Designed for 2x4 Walls: Pre cut 15 in x 93 in batts fit 16 in OC stud spacing for standard 8 ft walls Thermal Performance: R 15

R-15 Kraft-Faced Fiberglass Wall Batt Insulation

Johns Manville R-15 Kraft-faced fiberglass batts deliver thermal performance and sound control for 2x4 wood-stud walls. Pre-cut 15-in x 93-in batts cover 67.81 sq ft and include a kraft vapor retarder to help manage moisture while improving energy efficiency.

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Key Features:

• Designed for 2x4 Walls: Pre-cut 15-in x 93-in batts fit 16-in OC stud spacing for standard 8-ft walls
• Thermal Performance: R-15 fiberglass helps improve energy efficiency and comfort
• Built-In Vapor Retarder: Kraft facing provides moisture control with staple tabs for secure installation
• Acoustic Benefit: Helps reduce sound transmission through interior partitions
• Clean, Durable Material: Formaldehyde-free, will not rot, mildew, or corrode pipes and wiring

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Specifications Table:

Specification	Details
Coverage Area	67.81 sq ft
Dimensions (per batt)	15 in W x 93 in L
Thickness	3.5 in
Faced/Unfaced	Kraft faced
Insulation Type	Fiberglass
R-Value	15
R-Value per Inch	4.2857
Stud Spacing	16 in OC
Framing Type	Wood studs
For Use in Walls	Yes
For Use in Basements	Yes
For Use in Attics	No
For Use in Ceilings	No
For Use in Crawlspaces	No
For Use in Floors	No
For Use in Doors	No
For Use in Duct	No
For Use in Electrical	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 Windows	No
Formaldehyde Free	Yes
Sound Barrier	Yes
Vapor Retardant	Yes (kraft)
ENERGY STAR Certified	Yes (program partner)
GREENGUARD Gold Certified	Yes
SCS Recycled Content	Certified
Warranty	1-year limited
Package Type	Multi-pack
Package Count	7 pieces
Total Package Quantity	35
Multi-Pack Quantity	5
Bag Dimensions (L x W x D)	20 x 20 x 50
UNSPSC	11162400
Fits 2 x 4 Walls	Yes
Fits 2 x 6 Walls	No
Maximum R-Value	15
Weight	32.4 lb

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Frequently Asked Questions (FAQ):

Q: How much area does one package cover?
A: One package covers 67.81 square feet.

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Q: Is this insulation faced?
A: Yes, it is kraft-faced and includes a built-in vapor retarder.

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Q: What wall framing is it designed for?
A: It’s designed for 2x4 wood-stud walls with 16-in on-center spacing.

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Q: Can it be used in basements or ceilings?
A: It’s suitable for basements and walls; it is not intended for attics or ceilings per the listed specifications.

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Q: Is it formaldehyde-free and certified for indoor air quality?
A: Yes, it is formaldehyde-free and GREENGUARD Gold Certified; it also carries SCS recycled content certification.

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Quiet, Cozy Walls with a Clean, Crafted Finish

These kraft-faced batts slip into 2x4 walls like a tailored suit, instantly softening acoustics and sealing in comfort. The warm, paper-faced surface offers a tidy, purposeful look during install while the R-15 core does the heavy lifting behind the scenes. Pair it with crisp drywall and matte black hardware for a refined, modern envelope. It’s a smart, quiet luxury that elevates everyday living.

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Upgrade your wall cavities with JM R-15 batts today for a quieter, more energy-efficient home.