Johns Manville R-19 Kraft-faced fiberglass batts insulate 2x6 wood-stud walls with built-in vapor retarder for moisture control. Precut 15-in x 93-in batts cover 87.18 sq ft per package and help improve energy efficiency and sound control.
Key Features:
Designed for 2x6 Walls: Precut 15-in x 93-in batts fit 16-in on-center wood studs
Moisture Control: Kraft facing acts as a vapor retarder to help manage humidity
Thermal + Acoustic Performance: R-19 value improves efficiency and reduces sound transmission
Easy Installation: Compression-packed; press into place and staple tabs if needed
Healthy Home Certifications: Formaldehyde-free fiberglass with GREENGUARD Gold and SCS recycled content certifications
Specifications Table:
Specification
Details
Coverage Area (Sq. Feet)
87.18
Length (Inches)
93
Width (Inches)
15
Thickness (Inches)
6.5
R-Value
19
R-Value per Inch
2.923
Faced/Unfaced
Kraft faced
Insulation Type
Fiberglass
Framing Type
Wood studs
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 Crawlspaces
No
For Use in Floors
No
For Use in Garage Doors
No
For Use in Doors
No
For Use in Windows
No
For Use in Duct
No
For Use in Electrical
No
For Use in Masonry
No
For Use in Plumbing
No
For Use in Vents
No
Sound Barrier
Yes
Vapor Retardant
Yes
Formaldehyde Free
Yes
ENERGY STAR Certified
Yes
GREENGUARD Gold Certified
Yes
Warranty
1-year limited
Bag Dimensions (L x W x D)
15.5 x 20 x 49
Package Weight (lbs.)
24
Package Type
Multi-pack
Package Count
9
Multi-Pack Quantity
4
Total Package Quantity
36
Maximum R-Value
19
UNSPSC
11162400
Frequently Asked Questions (FAQ):
Q: How much area does one package cover? A: Each package covers 87.18 square feet with nine precut batts.
Q: What wall framing is this intended for? A: It’s designed for 2x6 wood-stud walls with 16-in on-center spacing.
Q: Is a separate vapor barrier required? A: No, the Kraft facing provides an integrated vapor retarder; follow local codes for placement.
Q: Can I use it in basements or ceilings? A: It’s suitable for walls and basements; not intended for attics or ceilings per listed specs.
Q: Is the fiberglass formaldehyde-free? A: Yes, it is formaldehyde-free and GREENGUARD Gold certified for indoor air quality.
Quiet, Cozy Walls with Tailored Warmth
These R-19 Kraft-faced batts bring a refined calm to your home, tucking neatly into 2x6 cavities to hush rooms and hold a steady, inviting temperature. I love the tidy kraft facing—clean lines that make installation feel intentional and polished. Pair it with warm wood tones and soft textiles to amplify the serene acoustics it creates. It’s a subtle yet essential layer of luxury living, felt in every quiet, comfortable moment.
Upgrade your walls with R-19 performance and easy-fit batts—add Johns Manville insulation to your project today.
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