SKU: 15139031081

Owens Corning R-13 Thermafiber Fire and Sound Guard Plus Mineral Wool Insulation Batts, 3.5" x 15" x 47" (8 Pieces)

Sale price$52.85 Regular price$58.72
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Description

Owens Corning R-13 Thermafiber Fire and Sound Guard Plus Mineral Wool Insulation Batts, 3.5" x 15" x 47" (8 Pieces)R 13 Thermafiber Fire & Sound Guard Plus Mineral Wool Batts Professional grade mineral wool batts deliver R 13 thermal performance with superior fire resistance and sound control for 2x4 interior and exterior wall cavities. Unfaced batts are easy to cut and install around irregularities, expanding to fit snugly for consistent coverage. Key Features: Thermal & Acoustic Protection: R 13 mineral wool delivers energy efficiency and excellent sound

R-13 Thermafiber Fire & Sound Guard Plus Mineral Wool Batts

Professional-grade mineral wool batts deliver R-13 thermal performance with superior fire resistance and sound control for 2x4 interior and exterior wall cavities. Unfaced batts are easy to cut and install around irregularities, expanding to fit snugly for consistent coverage.


Key Features:

  • Thermal & Acoustic Protection: R-13 mineral wool delivers energy efficiency and excellent sound dampening in 2x4 walls
  • Fire & Mold Resistance: Non-combustible, moisture-resistant, and mold-resistant mineral wool for safer, durable assemblies
  • Easy Fit Installation: Flexible batts cut cleanly with a serrated knife and expand to fill studs for a custom fit
  • Coverage Per Bag: 8 pieces cover 39.2 sq. ft.; each batt 3.5 in. x 15 in. x 47 in.
  • Unfaced Design: Ideal behind drywall or sheathing without a vapor retarder

Please check the Product Data Sheet Here


Specifications Table:

Specification Details
Insulation Type Mineral Wool Insulation
R-Value R13
Faced or Unfaced Unfaced
Roll or Batt Batt
Number of Pieces 8
Coverage per Bag 39.2 sq. ft.
Product Length 47 in (3.91 ft)
Product Width 15 in
Product Thickness 3.5 in
Compatible Install Surface Wood, Plywood
Insulation Location Interior & Exterior 2x4 Wall, Between Walls, Ceilings, Crawlspace
Bag Size 3.91 ft x 15 in x 16 in
Pack Size 1
Product Weight 22.87 lb
Warranty 3 Year Limited Warranty
UPC 047563723564

Frequently Asked Questions (FAQ):

Q: How many batts are in the bag and what area do they cover?
A: There are 8 unfaced batts per bag, covering 39.2 sq. ft.


Q: What wall framing is this sized for?
A: Designed for wood stud 2x4 walls with cavities 3.5 in. deep and 15 in. wide.


Q: Is the insulation fire resistant?
A: Yes, mineral wool is non-combustible and provides fire resistance per ASTM E136.


Q: Can it be cut to size?
A: Yes, it’s easy to cut with a serrated knife to fit around boxes, pipes, and non-standard cavities.


Q: Where can it be used?
A: Interior and exterior walls, ceilings, crawlspaces, and basement walls where R-13 is specified.


Quiet Strength for Modern Walls

These mineral wool batts bring a hushed, cocooning calm to any room while maintaining clean, architectural lines. I love the dense, unfaced profile—it slips neatly into 2x4 cavities and instantly elevates comfort with fire resistance and sound control. Pair it with smooth gypsum boards and matte hardware for a tailored, gallery-like finish. It’s a discreet essential that makes everyday living feel luxuriously serene.


Upgrade your walls with R-13 Thermafiber batts for quieter, safer comfort—add to cart now.

Warranty

Installation

Shipping Notes
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SKU: 15139031081

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S T
Massapequa, US
★★★★★ 4
Fudge!
Format: Kindle
Titles aren’t my strong suit. Sorry not sorry. That ending has me completely frustrated book two isn’t out yet. Just throwing that out there. First thing first, this is a high school book where the lead is under 18. Yea yea she’s about month from being an adult, but I can’t say I would’ve even opened the file if I’d realized. It’s not a smut fest or anything, but there is sexual tension as each party figures out their emotions. That being said, it’s a good book. There are some troubling parts, like how the supes come into their powers at 13, but most of those are dealt with in a way that makes sense. Kian is the exception. His whole arc pisses me off, especially since no one stepped in. Reflecting back on real world situations, ten or so years ago, I can see it happening, but it still makes me sick. Which, I’m sure was the whole damn point. For the most part, Courting Darkness is a fun read. I found myself laughing along with most of the set up. By the time it started getting serious, I’d grown to like the characters enough it held an impact. I’ll be adding book two to my list for when it comes out.
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Reviewed in the United States on March 8, 2022
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Dee
Phoenix, US
★★★★★ 5
Intriguing
Format: Kindle
An intriguing story that played out slowly while introducing some unique characters. The story became quite fascinating to read as these same characters provided startling revelations to their lives. As their relationships evolve, more drama and mystery is revealed adding to my fascination. I can’t wait to read more.
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Reviewed in the United States on May 27, 2026
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Darcy Smith
San Leandro, US
★★★★★ 5
Outstanding Story!!!!!!!
Format: Kindle
Oh I loved this story. Sera is such an amazing, fun character. She has so much fire inside of herself. She has humor that makes you laugh with her sassy comments. The guys are fantastic. I don’t feel as if we really have gotten to know who and what they are but they are such a mix of fae. The story is extremely well written and developed. It had me pulled in and didn’t let go. There was so much action, drama, and suspense. Then we get to the ending and goodness there is so much going on. This ending was a major cliffhanger and I absolutely can’t wait to see what happens next.
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Reviewed in the United States on March 12, 2024
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Kathleen G. Bohle
Lowell, US
★★★★★ 5
Exceptional
Format: Kindle
I think this an exciting entertaining story different from other fantasy reverse harmen story. I love the 1st book in this series and hope it continues to weave a story of friendship, love and disappointment as well as sadness. The cliffhanger was gripping and held you in suspense that waiting until the next book was released was almost too much. I’m so glad I waited to read this series until the majority of the books were released. Katie May and Quinn Arthur’s are wonderful writers and I’m looking forward to reading more from both of them.
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Reviewed in the United States on April 23, 2025
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Johanna J
Los Angeles, US
★★★★★ 3
I don’t mind a cliffhanger,
Format: Kindle
but I dropped at least one star because of the obnoxious gloating of the author after the cliffhanger. Seriously - I don’t understand making your readers angry because you’re smug and expecting them to keep reading your books. I was very definitely enjoying the series. Now I have a bad taste in my mouth and mixed feelings about continuing the series.
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Reviewed in the United States on April 9, 2025

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