R-21 Kraft-Faced Fiberglass Batt Insulation, 15-in x 93-in
Formaledehyde-free, kraft-faced fiberglass batts designed for 2x6 wood-stud walls. Provides R-21 thermal performance with built-in vapor retarder and sound control, covering 67.81 sq ft per pack.
Energy & Sound Performance: R-21 thermal value with acoustical benefits
Pre-Cut for 16-in O.C.: 15-in x 93-in batts fit standard 8-ft, 2x6 wood-stud walls
Durable & Safe: Will not rot or corrode; formaldehyde-free and GREENGUARD Gold certified
Easy Installation: Compression-packed batts press in place; staple tabs for securement
Specifications Table:
Specification
Details
Coverage Area (Sq. Feet)
67.81
Length (Inches)
93
Width (Inches)
15
Thickness (Inches)
5.5
Maximum R-Value
21
Faced/Unfaced
Kraft faced
Framing Type
Wood studs
Insulation Type
Fiberglass
Stud Spacing (Inches)
16
For Use in Walls
Yes
For Use in Basements
Yes
For Use in Attics
No
For Use in Ceilings
No
For Use in Floors
No
Sound Barrier
Yes
Vapor Retardant
Yes
Formaldehyde Free
Yes
ENERGY STAR Certified
Yes
GREENGUARD Gold Certified
Yes
Warranty
1-year limited
Package Type
Multi-pack
Total Package Quantity
7
Package Count
7
Multi-Pack Quantity
5
Package Weight (lbs.)
30.9
Bag Dimensions (L x W x D)
20 x 20 x 50
R-Value per Inch
3.8181
Fits 2 x 6 Walls
Yes
Fits 2 x 4 Walls
No
For Use in Crawlspaces
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
CA Residents: Prop 65 Warning(s)
No
UNSPSC
11162400
Frequently Asked Questions (FAQ):
Q: How much area does one package cover? A: Each package covers approximately 67.81 square feet.
Q: Is this insulation suitable for 2x6 walls? A: Yes, it is designed for 2x6 wood-stud walls with 16-inch on-center spacing.
Q: Does the kraft facing act as a vapor barrier? A: Yes, the kraft facing provides a built-in vapor retarder for moisture control.
Q: Can I use it in ceilings or attics? A: No, this specific product is intended for walls and basements, not ceilings or attics.
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.
Warmth, Quiet, and Craft—All in One Elegant Layer
This insulation brings a refined calm to your interiors, softening acoustics while elevating energy performance. The kraft-facing introduces a tailored, architectural texture behind the drywall, designed to slip seamlessly into 2x6 wall cavities. Style your renovation with thoughtful detailing—seal gaps and frame clean lines for a polished envelope. It’s a discreet luxury that underpins a comfortable, high-end home.
Upgrade your walls with R-21 performance and moisture control—add Johns Manville kraft-faced batts to your cart today.
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