R-13 Kraft-Faced Fiberglass Batt Insulation, 15-in x 93-in

Johns Manville R-13 kraft-faced fiberglass batts deliver thermal performance and sound reduction for 2x4 wood-stud walls. Pre-cut to 15 in x 93 in, this formaldehyde-free insulation includes an integral kraft vapor retarder for easier installation and moisture control across 106.56 sq ft of coverage per bag.

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Key Features:

• Energy-Saving R-13 Performance: Helps improve home efficiency in 2x4 walls while reducing heating and cooling costs.
• Built-In Vapor Retarder: Kraft facing provides moisture control and staples to studs for secure placement.
• Easy, Pre-Cut Batts: 11 pieces sized for 16-in on-center framing; simple press-in installation.
• Durable, Safe Composition: Formaldehyde-free fiberglass that won’t rot, mildew, or corrode metal components.
• Indoor Air Quality Certified: GREENGUARD Gold and SCS Recycled Content certified for low emissions.

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Specifications Table:

Specification	Details
Insulation Type	Fiberglass
Faced/Unfaced	Kraft faced
Maximum R-Value	R-13
R-Value per Inch	3.7143
Width (Inches)	15
Length (Inches)	93
Thickness (Inches)	3.5
Coverage Area (Sq. Feet)	106.56
Total Package Quantity	11 batts
Package Type	Individual pack
Package Count	11
Package Weight (lbs.)	26.41
Framing Type	Wood studs
Stud Spacing (Inches)	16
Fits 2 x 4 Walls	Yes
Fits 2 x 6 Walls	No
Formaldehyde Free	Yes
Sound Barrier	Yes
Vapor Retardant	Yes (kraft facing)
ENERGY STAR Certified	Yes (program partner)
GREENGUARD Gold Certified	Yes
Warranty	1-year limited
For Use in Walls	Yes
For Use in Basements	Yes
For Use in Crawlspaces	No
For Use in Ceilings	No
For Use in Attics	No
CA Residents: Prop 65 Warning(s)	No
Bag Dimensions (L x W x D)	49 in x 15.5 in x 20 in
UNSPSC	11162400

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Frequently Asked Questions (FAQ):

Q: How much area does one package cover?
A: Each bag covers 106.56 square feet with 11 pre-cut batts.

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Q: What wall framing is this intended for?
A: Designed for 2x4 wood-stud walls with 16-in on-center spacing.

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Q: Is the product faced?
A: Yes, it is kraft-faced with an integral vapor retarder.

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Q: Can it be used for sound control?
A: Yes, fiberglass batts help reduce sound transmission through walls.

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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.

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Quiet Comfort, Seamlessly Wrapped

This insulation cocoons your walls in a soft hush, elevating everyday rooms into serene retreats. The warm kraft facing offers a tailored, architectural look during build-out while its R-13 core tempers seasonal swings. Pair it with crisp drywall and matte black fixtures for a modern, composed envelope. It’s a discreet luxury—comfort you feel, not see.

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Upgrade your 2x4 walls with JM R-13 kraft-faced batts today for easier installs, quieter rooms, and year-round efficiency.