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Description
JM R-21 Kraft-Faced Fiberglass Batt Insulation, 15 in. x 93 in., 67.81 sq. ft. (7-Piece Bag)R 21 Kraft Faced Fiberglass Wall Batt Insulation JM R 21 kraft faced fiberglass batts are pre cut to fit 2x6 wall cavities for efficient thermal performance and added sound control. The kraft facing provides a built in vapor retarder to help manage moisture in wood framed walls and basements. Key Features: Pre Cut for 2x6 Walls: Designed for standard 8 ft walls with 16 in on center stud spacing (15 in. x 93 in. batts). Built In Vapor Retarder: Kraft
R-21 Kraft-Faced Fiberglass Wall Batt Insulation
JM R-21 kraft-faced fiberglass batts are pre-cut to fit 2x6 wall cavities for efficient thermal performance and added sound control. The kraft facing provides a built-in vapor retarder to help manage moisture in wood-framed walls and basements.
Key Features:
- Pre-Cut for 2x6 Walls: Designed for standard 8-ft walls with 16-in on-center stud spacing (15 in. x 93 in. batts).
- Built-In Vapor Retarder: Kraft facing helps control moisture when installed against framing in exterior wall applications.
- Comfort & Quiet: Improves energy efficiency while helping reduce sound transmission through walls.
- Formaldehyde-Free Fiberglass: Made with formaldehyde-free fiberglass insulation for indoor comfort.
- Durable, Stable Batts: Dimensionally stable fiberglass resists slumping, settling, or breakdown in normal applications.
Please check the Product Data Sheet Here
Specifications Table:
| Specification | Details |
|---|---|
| Insulation Type | Fiberglass batt |
| R-Value | R-21 |
| Coverage Area | 67.81 sq ft |
| Batt Width | 15 in |
| Batt Length | 93 in (7.75 ft) |
| Thickness | 5.5 in |
| Pieces per Bag | 7 |
| Stud Spacing | 16 in on-center |
| Fits Wall Size | 2 x 6 wall |
| Faced/Unfaced | Kraft faced |
| Vapor Retardant | Yes |
| Sound Barrier/Sound Control | Yes |
| Formaldehyde Free | Yes |
| Framing Type | Wood studs |
| For Use in Walls | Yes |
| For Use in Basements | Yes |
| ENERGY STAR Certified | Yes |
| GREENGUARD Gold Certified | Yes |
| SCS Recycled Content Certification | Yes |
| Warranty | 1-year limited |
| Package Type | Multi-pack |
| Total Package Quantity / Package Count | 7 |
| R-Value per Inch | 3.8181 |
| Bag Dimensions (L x W x D) | 20 x 20 x 50 |
Frequently Asked Questions (FAQ):
Q: What stud cavity does this insulation fit?
A: It’s sized for 2x6 wood-stud wall cavities with 16-in on-center spacing (15 in. wide batts).
Q: Does the kraft facing act as a vapor barrier?
A: Yes. The kraft facing is a vapor retarder intended to help with moisture control when installed properly.
Q: How much area does one bag cover?
A: One bag covers 67.81 sq. ft.
Q: How many batts come in a bag?
A: The bag contains 7 pieces (batts).
Q: Where can it be used?
A: It’s commonly used in walls and basements; it’s also listed for use in walls, floors, and crawl spaces depending on the retailer listing and application needs.
Quiet Luxury Starts Behind the Walls
True comfort is architectural—felt in the hush of a room and the steady calm of temperature that never calls attention to itself. These R-21 kraft-faced fiberglass batts slip into 2x6 cavities with a tailored fit, while the kraft facing adds a thoughtful layer of moisture control. Use them to elevate bedrooms, home offices, or any space where serenity is the ultimate finish. It’s the invisible upgrade that makes a home feel undeniably luxe.
Upgrade your 2x6 walls with JM R-21 kraft-faced batts for efficient comfort, moisture control, and quieter rooms.
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