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Ships within 48 hours · Estimated delivery Jul 24 - Jul 29
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Description
Knauf Insulation EcoBatt R-13 Unfaced Fiberglass Insulation Batt, 3-1/2 in x 15 in x 105 in, 131.25 sq ftEcoBatt R 13 Unfaced Fiberglass Batt Insulation, 15 in x 105 in Knauf Insulation EcoBatt R 13 unfaced fiberglass batts deliver thermal and acoustic performance for walls, floors, and ceilings. Sized 3 1 2 in x 15 in x 105 in to fit 16 in o. c. framing, each bag covers 131. 25 sq ft and features lowdust, resilient fibers made with ECOSE technology. Key Features: Thermal Comfort: R 13 batts help improve energy efficiency in 2x4 walls and other cavities.
EcoBatt R-13 Unfaced Fiberglass Batt Insulation, 15 in x 105 in
Knauf Insulation EcoBatt R-13 unfaced fiberglass batts deliver thermal and acoustic performance for walls, floors, and ceilings. Sized 3-1/2 in x 15 in x 105 in to fit 16 in o.c. framing, each bag covers 131.25 sq ft and features low‑dust, resilient fibers made with ECOSE technology.
Key Features:
- Thermal Comfort: R-13 batts help improve energy efficiency in 2x4 walls and other cavities.
- Low Dust, Easy Install: Resilient fibers cut cleanly and recover to full thickness for a snug fit.
- Acoustic Control: Reduces sound transmission in interior partitions and floor/ceiling assemblies.
- Sustainable Binder: Made with plant‑based ECOSE technology; no added formaldehyde.
- Sized for Speed: 15 in width and 105 in length streamline installation in standard stud bays.
Specifications Table:
| Specification | Details |
|---|---|
| Insulation type | Fiberglass batt |
| Facing | Unfaced |
| R-Value | R-13 |
| Width | 15 in |
| Length | 105 in |
| Thickness | 3-1/2 in |
| Coverage area | 131.25 sq ft |
| Series | X17VAK |
| Use locations | Attic, Basement, Ceiling, Crawlspace, Wall, Floor |
| Quantity in master bag | 15 |
| Item code | R13UNF15105131 |
Frequently Asked Questions (FAQ):
Q: Is this insulation faced or unfaced?
A: Unfaced; vapor retarder is not included.
Q: What framing cavities does it fit?
A: Designed for 2x4 (3-1/2 in) cavities and 15 in wide stud bays (16 in on center).
Q: How much area does one package cover?
A: 131.25 square feet per bag.
Q: Where can it be used?
A: Suitable for walls, floors, ceilings, attics, basements, and crawlspaces as appropriate for R-13 applications.
Q: Does it contain formaldehyde?
A: Manufactured with ECOSE technology, a plant‑based binder with no added formaldehyde.
Quiet, Cozy, Effortless Performance
EcoBatt R-13 slips into a space like a tailored layer, softening the echo and sealing in comfort. Its unfaced profile and resilient fibers create a clean, seamless look behind the walls. Pair it with crisp gypsum board and streamlined trim for a refined envelope that feels both quiet and composed. It’s a discreet luxury—performance you feel every day without ever seeing it.
Upgrade your walls with EcoBatt R-13 today for quieter rooms and year‑round comfort in one easy install.
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