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Ships within 48 hours · Estimated delivery Jul 24 - Jul 29
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Description
Johns Manville R-19 Kraft-Faced Fiberglass Roll Insulation, 48.96-sq ft (15-in W x 39.167-ft L) – Individual Pack, B240R 19 Kraft Faced Fiberglass Roll Insulation, 15 in x 39. 167 ft Kraft faced, formaldehyde free fiberglass roll insulation designed for 2x6 wood stud walls and floors. Delivers R 19 thermal performance with built in vapor retarder to boost energy efficiency and sound control in long, unobstructed runs. Key Features: Built In Vapor Retarder: Kraft facing controls moisture in concealed wall and floor applications Energy & Sound Control: R 19 fiberglass
R-19 Kraft-Faced Fiberglass Roll Insulation, 15-in x 39.167-ft
Kraft-faced, formaldehyde-free fiberglass roll insulation designed for 2x6 wood-stud walls and floors. Delivers R-19 thermal performance with built-in vapor retarder to boost energy efficiency and sound control in long, unobstructed runs.
Key Features:
- Built-In Vapor Retarder: Kraft facing controls moisture in concealed wall and floor applications
- Energy & Sound Control: R-19 fiberglass improves thermal efficiency and reduces noise transfer
- 2x6 Wood-Stud Fit: Sized for 16-in on-center framing; 15-in width, 39.167-ft length
- Easy Installation: Press between studs and staple tabs for added securement
- Healthy Indoor Air: Formaldehyde-free, GREENGUARD Gold and SCS certified
Specifications Table:
| Specification | Details |
|---|---|
| Coverage Area (Sq. Feet) | 48.96 |
| Length (Feet) | 39.167 |
| Thickness (Inches) | 6.5 |
| Width (Inches) | 15 |
| Faced/Unfaced | Kraft faced |
| Fits 2 x 4 Walls | No |
| Fits 2 x 6 Walls | Yes |
| For Use in Floors | Yes |
| For Use in Walls | Yes |
| For Use in Attics | No |
| For Use in Ceilings | No |
| For Use in Basements | 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 |
| Formaldehyde Free | Yes |
| Framing Type | Wood studs |
| Insulation Type | Fiberglass |
| Maximum R-Value | 19 |
| R-Value per Inch | 2.9231 |
| Stud Spacing (Inches) | 16 |
| Reflective | No |
| Sound Barrier | Yes |
| Vapor Retardant | Yes |
| ENERGY STAR Certified | Yes |
| GREENGUARD Gold Certified | Yes |
| SCS Recycled Content Certification | Yes |
| Warranty | 1-year limited |
| Package Type | Individual pack |
| Package Count | 1 |
| Total Package Quantity | 1 |
| UNSPSC | 30141500 |
| Bag Dimensions (L x W x D) | 15.5 x 19 x 26 |
| Package Weight (lbs.) | 12.01 |
Frequently Asked Questions (FAQ):
Q: Can this be used in 2x4 walls?
A: No. It is designed for 2x6 wood-stud walls and floors.
Q: Is the facing a vapor barrier?
A: Yes. The kraft facing functions as a vapor retarder for moisture control.
Q: What is the coverage per roll?
A: 48.96 square feet per individual roll.
Q: Is this insulation formaldehyde-free?
A: Yes, it is formaldehyde-free fiberglass.
Q: Does it help with sound control?
A: Yes. It provides sound barrier benefits in addition to thermal performance.
Warmth, Quiet, and Clean Lines for Your Walls
This kraft-faced roll tucks seamlessly into 2x6 studs, delivering a hushed, cozy envelope that elevates everyday living. The subtle paper facing creates a tidy, uniform backdrop during build-out while the R-19 core boosts comfort and efficiency. Use it to streamline long wall runs for an uncluttered installation that feels bespoke. It’s an essential layer for refined, luxurious spaces that live as beautifully as they look.
Upgrade your walls and floors with R-19 comfort—add this JM kraft-faced roll to your cart and start saving energy today.
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy