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Description
Johns Manville R-13 Unfaced Fiberglass Batt Insulation, 106.56-sq ft Coverage, 15-in x 93-in (U1330S)R 13 Unfaced Fiberglass Batt Insulation, 15 in x 93 in Formaldehyde free Johns Manville R 13 unfaced fiberglass batts deliver thermal performance and sound control for 2x4 wood stud walls. Pre cut to 15 in x 93 in for standard 8 ft walls, this multi pack covers 106. 56 sq ft for quick, efficient installs. Key Features: Energy Efficiency & Comfort: R 13 thermal performance reduces heat loss and helps lower utility bills while improving acoustic
R-13 Unfaced Fiberglass Batt Insulation, 15-in x 93-in
Formaldehyde-free Johns Manville R-13 unfaced fiberglass batts deliver thermal performance and sound control for 2x4 wood-stud walls. Pre-cut to 15-in x 93-in for standard 8-ft walls, this multi-pack covers 106.56 sq ft for quick, efficient installs.
Key Features:
- Energy Efficiency & Comfort: R-13 thermal performance reduces heat loss and helps lower utility bills while improving acoustic control.
- Ready for 2x4 Walls: Pre-cut 15-in x 93-in batts fit 16-in on-center studs in standard 8-ft walls.
- Easy Installation: Compression-packaged batts press in place between studs; unfaced design integrates with existing insulation.
- Durable & Safe: Will not rot or mildew; noncorrosive to pipes and wiring; formaldehyde-free and GREENGUARD Gold Certified.
- Responsible Choice: Contains recycled content and is recognized by ENERGY STAR sealing programs.
Specifications Table:
| Specification | Details |
|---|---|
| R-Value | 13 |
| Width | 15 in |
| Length | 93 in |
| Thickness | 3.5 in |
| Coverage Area | 106.56 sq ft |
| Faced/Unfaced | Unfaced |
| Fits 2 x 4 Walls | Yes |
| Fits 2 x 6 Walls | No |
| Stud Spacing | 16 in on-center |
| Framing Type | Wood studs |
| Insulation Type | Fiberglass |
| Formaldehyde Free | Yes |
| Sound Barrier | Yes |
| Vapor Retardant | No |
| For Use in Walls | Yes |
| For Use in Basements | Yes |
| For Use in Attics | No |
| For Use in Ceilings | No |
| For Use in Floors | No |
| ENERGY STAR Certified | Yes (Seal and Insulate partner) |
| GREENGUARD Gold Certified | Yes |
| Package Type | Multi-pack |
| Package Count | 11 pieces |
| Total Package Quantity | 55 (multi-pack quantity 5) |
| Bag Dimensions (L x W x D) | 15.5 x 20 x 49 in |
| Package Weight | 26.4 lbs |
| R-Value per Inch | 3.7143 |
| Warranty | 1-year limited |
| UNSPSC | 11162400 |
Frequently Asked Questions (FAQ):
Q: How much area does this package cover?
A: 106.56 square feet across 11 pre-cut batts.
Q: What wall framing is this designed for?
A: 2x4 wood-stud walls with 16-in on-center stud spacing.
Q: Does it have a vapor barrier?
A: No. These are unfaced batts without a vapor retarder.
Q: Can I add it over existing insulation?
A: Yes, unfaced batts can be layered with existing insulation where appropriate.
Q: Is this product low-VOC or certified for indoor air quality?
A: Yes, it is formaldehyde-free and GREENGUARD Gold Certified.
A Quiet, Cozy Envelope for Everyday Living
These sleek, unfaced batts slip into 2x4 wall cavities, creating a serene cocoon that tempers sound and temperature with effortless precision. The crisp, pre-cut profile makes installation clean and orderly—design-forward even behind the drywall. Pair with warm woods and matte hardware to elevate the calm, knowing the envelope performs beautifully. It’s a subtle luxury: comfort engineered into the bones of your space.
Upgrade your walls with JM R-13 batts today for instant comfort, quieter rooms, and energy savings.
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