At a Glance

R-Value per Inch: 3.5

Stud Spacing: 16 (in)

Sound Barrier

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Is it suitable for ceilings?How do I install it?What is the warranty length?Can I use it in attics?Does this provide a vapor barrier?

Owens Corning R- 49 Attic Faced Fiberglass Batt Insulation 32-sq ft ( 16-in W x 48-in L)

Name: Owens Corning R- 49 Attic Faced Fiberglass Batt Insulation 32-sq ft ( 16-in W x 48-in L)
Brand: Owens Corning
SKU: 5015327853
Price: 73.45 USD
Availability: InStock
Rating: 3 (2 reviews)

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Owens Corning PINK Insulation is soft to the touch and easy to install. Kraft-faced insulation has a vapor retarder that helps to control moisture transmission through walls or ceilings. Insulation delivers comfort by helping homes stay cooler in the summer and warmer in the winter. A well-insulated home can save up to 15% on heating and cooling costs while providing exceptional sound control performance.

Ideal for ceilings
Facing provides vapor barrier for moisture control
Offers exceptional thermal and noise control performance
Long term performance with virtually no settling nor slumping within wall cavities
Less dust than other fiberglass products, Owens Corning PINK insulation also has excellent stiffness and recovery characteristics
Compression packaging from Owens Corning speeds job site handling and installation
GreenGuard GOLD Certified and validated to be Formaldehyde free

General
Package Type	Individual pack	Package Count	5
Total Package Quantity	5	Framing Type	Wood studs
Insulation Type	Fiberglass

Dimensions
Bag Dimensions (L x W x D)	50 x 16.25 x 15.44	Thickness (Inches)	14
Coverage Area (Sq. Feet)	32	Width (Inches)	16
Length (Inches)	48	R-Value per Inch	3.5
Package Weight (lbs.)	33.65	Maximum R-Value	49

Features
Faced/Unfaced	Faced	Stud Spacing (Inches)	16
Formaldehyde Free	Yes	Vapor Retardant	Yes
Sound Barrier	Yes

Certifications
CA Residents: Prop 65 Warning(s)	Prop 65 WARNING(S) -	GREENGUARD Gold Certified	Yes
ENERGY STAR Certified	Yes

Warranty
Warranty	Limited lifetime

Compatibility
For Use in Basements	No	For Use in Garage Doors	No
For Use in Crawlspaces	No	For Use in Masonry	No
For Use in Ceilings	No	For Use in Plumbing	No
For Use in Attics	Yes	For Use in Vents	No
For Use in Doors	No	For Use in Walls	No
For Use in Duct	No	For Use in Windows	No
For Use in Electrical	No	Fits 2 x 4 Walls	No
For Use in Floors	No	Fits 2 x 6 Walls	No

Miscellaneous
UNSPSC	11162400

Check out the Best Selling Batt Insulation on Lowes.com

Review

3 out of 5

2 Reviews

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50% Recommend this product

Ratings may include incentivized customer reviews.

2 Customer Reviews

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Best price around

Would Recommend

The bundles of 5 were all wrapped together which kept them more waterproof for travel home and they came on pallets for easy transfer.

ConnieMarch 3, 2026
Verified Purchaser

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Asinine customer service

Would Not Recommend

Terrible. Do not buy from Lowes online. They never informed me via my Lowe’s Pro account that this shipment was delayed. So when I figured out that my order was delayed, I contacted Customer Service. The online representative actually said that I had to call the store to get a status update. I said I didn’t want to be put on hold for hours and asked if they could call. They said, “No.” Asinine customer service. I’m not sure if it’s policies, procedures, training or technology, but Lowe’s...

RPowellDecember 11, 2025

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Owens Corning R- 49 Attic Faced Fiberglass Batt Insulation 32-sq ft ( 16-in W x 48-in L)

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