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Ships within 48 hours · Estimated delivery Sep 23 - Sep 28
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For Your Every Summer RSVP, with Code: SUMMER15
Description
Johns Manville R-15 Unfaced Fiberglass Batt Insulation, 67.81-sq ft Coverage, 15-in W x 93-in L, for 2x4 WallsR 15 Unfaced Fiberglass Batt Insulation for 2x4 Walls Formaldehydefree Johns Manville unfaced fiberglass batts deliver R 15 thermal performance and sound control for 2x4 wood stud walls. Precut to 15 in x 93 in, each multi pack covers 67. 81 sq ft and installs quickly by pressing into place. Key Features: Energy Efficiency + Sound Control: R 15 fiberglass batts improve comfort and help reduce noise transfer in walls. Precut for 2x4 Walls: 15 in x 93
R-15 Unfaced Fiberglass Batt Insulation for 2x4 Walls
Formaldehyde‑free Johns Manville unfaced fiberglass batts deliver R-15 thermal performance and sound control for 2x4 wood-stud walls. Precut to 15-in x 93-in, each multi-pack covers 67.81 sq ft and installs quickly by pressing into place.
Key Features:
- Energy Efficiency + Sound Control: R-15 fiberglass batts improve comfort and help reduce noise transfer in walls.
- Precut for 2x4 Walls: 15-in x 93-in batts fit 16-in O.C. studs; simple press-in installation.
- Durable, Noncorrosive Material: Will not rot, mildew, or deteriorate; safe for pipes, wiring, and metal studs.
- Healthy Home Certifications: Formaldehyde-free, GREENGUARD Gold Certified; SCS recycled content certified.
- No Vapor Barrier: Unfaced design can be layered with existing insulation when appropriate.
Specifications Table:
| Specification | Details |
|---|---|
| Coverage Area | 67.81 sq ft |
| Dimensions (each batt) | 15 in W x 93 in L x 3.5 in Thick |
| Faced/Unfaced | Unfaced |
| Wall Compatibility | Fits 2x4 walls; 16-in on-center stud spacing |
| Insulation Type | Fiberglass |
| Maximum R-Value | R-15 |
| Sound Barrier | Yes |
| Formaldehyde Free | Yes |
| Framing Type | Wood studs |
| For Use in Walls | Yes |
| For Use in Basements | Yes |
| For Use in Attics/Ceilings/Floors | No |
| Vapor Retardant | No |
| GREENGUARD Gold Certified | Yes |
| ENERGY STAR Certified | Yes (program partnership) |
| SCS Recycled Content | Certified |
| Bag Dimensions (L x W x D) | 49 in x 20 in x 15.5 in |
| Package Type | Multi-pack |
| Package Count | 7 pieces |
| Multi-Pack Quantity | 5 |
| Total Package Quantity | 35 |
| Stud Spacing | 16 in |
| R-Value per Inch | 4.2857 |
| Warranty | 1-year limited |
| UNSPSC | 11162400 |
| Package Weight | 30.4 lb |
Frequently Asked Questions (FAQ):
Q: How much area does one package cover?
A: 67.81 square feet per package.
Q: Is this insulation faced with a vapor barrier?
A: No, it is unfaced and contains no vapor retarder.
Q: What wall framing is it designed for?
A: Precut for 2x4 wood-stud walls with 16-in on-center spacing.
Q: Can it be used in basements or attics?
A: Rated for use in basements and walls; not for attics, ceilings, or floors per listed specs.
Q: Is it formaldehyde-free and certified for indoor air quality?
A: Yes—formaldehyde-free and GREENGUARD Gold Certified; also SCS recycled content certified.
Quiet Comfort, Seamlessly Built In
These pristine white fiberglass batts slip into 2x4 cavities like tailored suiting, instantly softening acoustics and stabilizing temperature. I love the unfaced profile—clean, minimal, and adaptable—so your envelope stays elegant behind the walls. Pair with crisp gypsum board and warm wood tones to craft a serene, high-performance shell. It’s an essential layer of luxury living you’ll feel every day.
Upgrade your 2x4 walls with R-15 performance today for quieter, more energy‑efficient comfort year-round.
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