SKU: 11312470341

Owens Corning R-49 Unfaced Fiberglass Insulation Batts, 14 in. x 24 in. x 48 in. (4 Bags)

Sale price$100.92 Regular price$112.13
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Description

Owens Corning R-49 Unfaced Fiberglass Insulation Batts, 14 in. x 24 in. x 48 in. (4 Bags)R 49 Unfaced Fiberglass Insulation Batts, 14x24x48 High R 49 unfaced fiberglass batts designed for ceilings and attics deliver powerful thermal performance and sound control. Pre cut to 14 in. x 24 in. x 48 in. for 24 in on center framing, these batts install cleanly and recover quickly with advanced fiber technology. Key Features: High Thermal Performance: R 49 rating helps meet attic code requirements and improves comfort Clean, Fast Installation:

R-49 Unfaced Fiberglass Insulation Batts, 14x24x48

High R-49 unfaced fiberglass batts designed for ceilings and attics deliver powerful thermal performance and sound control. Pre-cut to 14 in. x 24 in. x 48 in. for 24-in on-center framing, these batts install cleanly and recover quickly with advanced fiber technology.


Key Features:

  • High Thermal Performance: R-49 rating helps meet attic code requirements and improves comfort
  • Clean, Fast Installation: Advanced fibers recover without shaking or fluffing and create less dust
  • Sound Reduction: Fiberglass composition helps dampen unwanted noise
  • Indoor Air Quality: Formaldehyde-free and GREENGUARD Gold certified materials
  • Versatile Use: Unfaced batts suitable for wood or metal framed ceilings and attics; vapor retarder can be added if required

Specifications Table:

Specification Details
R-Value 49
Faced/Unfaced Unfaced
Insulation Type Fiberglass
Dimensions (Each Batt) 14 in. thick x 24 in. W x 48 in. L
Coverage Area (per batt) 8 sq ft
Stud Spacing 24 in.
For Use In Attics and ceilings
Formaldehyde Free Yes
Sound Barrier Yes
ENERGY STAR Certified Yes
Vapor Retardant Optional (not included)
Framing Type Wood studs; compatible with metal framing
Bag Dimensions (L x W x D) 50 x 24.25 x 15.44 in.
Package Type Individual pack
Package Weight 47.81 lb
Series Name N/A
R-Value per Inch 3.5

Frequently Asked Questions (FAQ):

Q: How many square feet does one batt cover?
A: Each batt measures 24 in. x 48 in., covering 8 sq ft; check your package count to determine total coverage.


Q: Can these be installed in walls or floors?
A: These R-49 unfaced batts are primarily intended for attics and ceilings with 24-in on-center framing; verify local code for other assemblies.


Q: Do I need a vapor retarder?
A: As unfaced batts, a separate vapor retarder may be required depending on climate zone and local building codes.


Q: Are they safe for indoor air quality?
A: Yes—fiberglass is formaldehyde-free and GREENGUARD Gold certified.


Q: Do the batts need to be fluffed before installing?
A: No. The advanced fiber technology allows the batts to recover to full thickness without shaking or fluffing.


Quiet, Cozy, Code-Smart Comfort

These lofty R-49 batts wrap a home in hushed, cloud-soft insulation, creating a serene envelope from attic to living room. The unfaced finish and crisp pre-cut sizing make for a polished, tailored fit in 24-inch on-center framing. Pair them with clean drywall lines and warm wood details to heighten the sense of calm. It’s a refined, invisible layer of luxury that elevates everyday living.


Upgrade your attic with R-49 protection—add these unfaced batts to your cart and lock in year-round comfort and savings.

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. 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
SKU: 11312470341

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Rose Westfall
Whiting, US
★★★★★ 4
Lots to like!
Size: 1 Pack, Style: Wi-Fi 7 BE5000
Great router. Rename devices is easy and a welcomed option. Router reconnects quickly when provider's service drops. Remote access easy to setup. Allows the setup of 2.4 and 5 mHz networks, guest networks, iot networks.
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Reviewed in the United States on April 15, 2026
J
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JUSTIN CASE
Chelsea, US
★★★★★ 5
I GOT THE 3 PACK.
Size: 3 Pack, Style: Wi-Fi 7 BE5000
THESE DECO 7'S WORK GREAT, IT GIVES A LONGER RANGE FOR YOUR WIFI SIGNAL,AND YOU CAN CONNECT UP TO 150 THINGS THREW WIFI AND EACH UNIT HAS 2 ETHERNET PORTS. THEY ALL THREE WORK OF EACH OTHER AND COVERS OVER 6 THOUSAND SQUARE FEET,THIS MODEL IS THE INDOOR MODEL BUT THEY DO CARRY SEVERAL OUTDOOR MODELS AS WELL.IT ALSO SENDS OUT DUEL WIFI SIGNAL,2.4 AND 5, ITS WIFI 7,YOU CAN USE THEM WIRELESLY OR WITH ETHERNET BUT ONE DOES HAVE TO BE HOOKED UP TO YOUR MODEM. AND YOU CAN ADD MORE UNITS TO IT.
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Reviewed in the United States on May 14, 2026
J
Verified Purchase
J & B Rogers
Belleville, US
★★★★★ 5
Love this little thing. Totally worth every penny!
Color: White, Color: White
I love this little powerhouse label maker. Totally worth the value and ease of use and functionality. Also I love that I can easily change text size and font very simply while using. I have used it so many times already and I often make a label for something just because it’s easy and fun and makes things feel very organized. Helped me be very organized in my kids homeschool room, with art supplies, my storage drawer cart and my filing cabinet. Definitely worth buying and it comes with a good amount of labels. I’ve purchased another roll since buying it but I’ve labeled a ton of things. Simple, easy to do on your phone and the labels turn out perfect, clear, concise and even.
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Reviewed in the United States on March 25, 2026
E
Verified Purchase
Emily M Reviews
Birmingham, US
★★★★★ 5
Perfect for Organization and Super Efficient
Color: White
I got this label maker because I am going to be a teacher and needed an easy way to label and organize a lot of materials, and it has been perfect for that. It is very quick and efficient, and I was able to start using it right away without any issues. The labels come out clear, and the whole process is simple and convenient, especially when you have a lot to get done. I also really like how compact and easy to use it is, which makes it great for both classroom and home organization. Pros: • Very fast and efficient • Easy to set up and use • Great for organizing classroom materials • Compact and convenient • Great value for the price Overall: This is a great tool if you need to label and organize quickly. I would definitely recommend it, especially for teachers or anyone who likes to stay organized.
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Reviewed in the United States on April 5, 2026
A
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Amanda
Alexandria, US
★★★★★ 5
Works wonderfully, I'm obsessed with labeling!
Color: Green
This is super easy to set up and use. I love the color and the size. I didn't want a label maker that needed a whole drawer to live in. The print is great, I love the multiple font options. My only complaint is that the label paper cutter on this actually cuts it too short. So when you go to print the next label it believes there is no paper. For the price point, I'd say absolutely worth the purchase
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Reviewed in the United States on April 21, 2026

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