JM R-13 Kraft-Faced Fiberglass Batt Insulation, 15 in. x 93 in., 106.56 sq. ft. (K1241)
Regular price $94.28R-13 Kraft-Faced Fiberglass Batt Insulation (15 in. x 93 in.)
JM R-13 Kraft-faced fiberglass batts provide long-lasting thermal and acoustical performance for 2x4 wall cavities. The moisture-resistant kraft facing acts as a built-in vapor retarder to help with moisture control in concealed wall applications.
Key Features:
- Built-In Vapor Retarder: Kraft facing helps control moisture in exterior wall cavities.
- Comfort & Quiet: R-13 fiberglass batts improve temperature stability while helping reduce sound transfer.
- Sized for 2x4 Walls: Pre-cut batts fit 15 in. wide, standard 8 ft. wall cavities.
- Easy Friction-Fit Install: Designed to stay in place without slumping, settling, or breaking down in normal applications.
- Formaldehyde-Free Technology: Uses JM Formaldehyde-free™ fiberglass insulation for a more comfortable indoor environment.
Specifications Table:
| Specification | Details |
|---|---|
| Brand | JM |
| Product Type | Fiberglass batt insulation |
| Insulation R-Value | R-13 |
| Facing | Kraft faced (faced) |
| Material | Fiberglass (bonded glass fibers) |
| Batt Width | 15 in. |
| Batt Length | 93 in. (7.75 ft.) |
| Product Thickness | 3.5 in. |
| Coverage Area | 106.56 sq. ft. |
| Fits Size | 2 x 4 Wall |
| Roll or Batt | Batt |
| Insulation Features | Friction fit; vapor retardant; sound control |
| Insulation Location | Exterior wall; interior wall |
| Model Number | K1241 |
| UPC | 031979109500 |
| GTIN-13 | 0031979109500 |
| Bag Size | 4.08 ft. x 16.5 in. x 15 in. |
| Pack Size | 1 |
| Product Weight | 26.2 lb |
| Formaldehyde-Free | Yes (Formaldehyde-free™) |
Frequently Asked Questions (FAQ):
Q: Where can I use this R-13 batt insulation?
A: It’s intended for 2x4 wood-framed wall cavities and is commonly used in interior/exterior walls; it can also be used in floors, ceilings, basements, attics, and crawl spaces where batt insulation is appropriate.
Q: What does “kraft-faced” mean?
A: Kraft-faced batts have a paper facing that provides a built-in vapor retarder to help with moisture control in concealed applications.
Q: What are the batt dimensions and coverage per bag?
A: Each batt is 15 in. wide x 93 in. long (7.75 ft) and one bag covers 106.56 sq. ft.
Q: Do these batts need adhesive to install?
A: No—these are designed for friction-fit installation in the cavity; trim with a utility knife as needed for obstructions.
Q: What thickness is this insulation for 2x4 walls?
A: The product thickness is 3.5 inches, matching typical 2x4 wall cavity depth.
Quiet Luxury Starts Behind the Walls
Think of insulation as the unseen tailoring of a home—refined, intentional, and transformative. These kraft-faced R-13 fiberglass batts wrap 2x4 walls in a layer of comfort, softening temperature swings while dialing down everyday noise. The moisture-controlling facing adds a smart, architectural confidence that supports the longevity of your finishes. It’s the kind of behind-the-scenes upgrade that makes a space feel effortlessly elevated—because true luxury is comfort you can’t see, but immediately feel.
Upgrade your walls with JM R-13 kraft-faced batts for easier installation, better comfort, and built-in moisture control.
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