At a Glance
Fits 2 x 4 Walls
Stud Spacing: 16 (Inches)
Sound BarrierJohns Manville ComfortTherm#174 R- 13 Attic Wall Encapsulated Fiberglass Roll Insulation 40-sq ft ( 15-in W x 32-ft L ) Individual pack
Item #44026 |
Model #B011
ComfortTherm® is wrapped in plastic for less itch and dust during installation
For use in 2 x 4 wood-framed walls
Rolls are designed for long, unobstructed spaces with 16-in on-center stud spacing
Facing provides built-in vapor retarder for moisture control
Improves energy efficiency and provides sound control
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
General | |||
|---|---|---|---|
Series Name | ComfortTherm® | Insulation Type | Fiberglass |
Package Type | Individual pack | Package Count | 1 |
Total Package Quantity | 1 | Framing Type | Wood studs |
Dimensions | |||
|---|---|---|---|
Bag Dimensions (L x W x D) | 15.5X19X27 | Thickness (Inches) | 3.5 |
Coverage Area (Sq. Feet) | 40 | Width (Inches) | 15 |
Length (Feet) | 32 | R-Value per Inch | 3.7143 |
Package Weight (lbs.) | 9.91 | Maximum R-Value | 13 |
Features | |||
|---|---|---|---|
Faced/Unfaced | Encapsulated | Sound Barrier | Yes |
Formaldehyde Free | Yes | Stud Spacing (Inches) | 16 |
Reflective | No | Vapor Retardant | Yes |
Certifications | |||
|---|---|---|---|
CA Residents: Prop 65 Warning(s) | No | GREENGUARD Gold Certified | Yes |
ENERGY STAR Certified | Yes | ||
Warranty | |||
|---|---|---|---|
Warranty | 1-year limited | ||
Compatibility | |||
|---|---|---|---|
For Use in Basements | No | For Use in Garage Doors | No |
For Use in Crawlspaces | Yes | For Use in Masonry | No |
For Use in Ceilings | No | For Use in Plumbing | No |
For Use in Attics | Yes | For Use in Vents | No |
For Use in Doors | No | For Use in Walls | Yes |
For Use in Duct | No | For Use in Windows | No |
For Use in Electrical | No | Fits 2 x 4 Walls | Yes |
For Use in Floors | No | Fits 2 x 6 Walls | No |
Miscellaneous | |||
|---|---|---|---|
UNSPSC | 30141500 | ||
Check out the Best Selling Roll Insulation on Lowes.com
Ratings may include incentivized customer reviews.
What Customers Are Saying
This insulation product is praised for its high quality, ease of use, and effective insulation performance. Customers highlight the encapsulated design as a key benefit, as it helps reduce skin irritation. The insulation is reported to effectively regulate temperature and provide good sound insulation. Overall, this appears to be a reliable and user-friendly insulation solution that meets customer expectations.
Customer review summary generated by AI, including incentivized reviews.Easy to cut and work with
Easy to cut and work with. Easy to tear off the backing as the area I worked on couldn't have backing.
From R- 13 Wall Kraft faced Fiberglass Roll Insulation 40-sq ft ( 15-in W x 32-ft L ) Individual pack Verified Purchaser
Great product
Easy to work with
From R- 13 Wall Kraft faced Fiberglass Roll Insulation 40-sq ft ( 15-in W x 32-ft L ) Individual pack Verified Purchaser
Home project - finishing up the inside of pet home
Material was easy to roll out and install in walls
From R- 13 Wall Kraft faced Fiberglass Roll Insulation 40-sq ft ( 15-in W x 32-ft L ) Individual pack Verified Purchaser
These bundles can fit in your car!!
These bundles can fit in your car!!
From R- 13 Wall Kraft faced Fiberglass Roll Insulation 40-sq ft ( 15-in W x 32-ft L ) Individual pack Verified Purchaser
curbside pick up ( excellent service while raining
I pulled up and it was put in my vehicle one fail swoop
From R- 13 Wall Kraft faced Fiberglass Roll Insulation 40-sq ft ( 15-in W x 32-ft L ) Individual pack
Gréât product and easy to install
The insular was easy to cut and install.
From R- 13 Wall Kraft faced Fiberglass Roll Insulation 40-sq ft ( 15-in W x 32-ft L ) Individual pack Verified Purchaser
Easy to Use
Unrolls & cuts easily. Covers area well, super simple for DIY!
From R- 13 Wall Kraft faced Fiberglass Roll Insulation 40-sq ft ( 15-in W x 32-ft L ) Individual pack Verified Purchaser
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