Internet #306597239

Model #K4924

R-49 Kraft Faced Fiberglass Insulation Batt 24 in. x 48 in.

  • R-49 with built-in vapor retarder for moisture control
  • Keeps room warm in winter and cool in summer for low energy cost
  • For sound control in wood-framed attics and ceilings
  • See More Details

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Product Overview

R-49 Kraft-faced insulation is formaldehyde free fiberglass insulation protected on one side with moisture resistant kraft facing. R-49 Kraft-faced batts come in pre-cut 48 in. lengths for easy installation in 24 in. on center, 2 in. x 12 in. framing, attics and ceilings. 1-bag covers 48 sq. ft.
  • For use in wood framed attics and ceilings
  • Batts are precut for use in standard 8 ft. walls with 24 in. on-center stud spacing
  • Facing provides built-in vapor retarder for moisture control
  • Improves energy efficiency and provides sound control
  • JM is a partner of the seal and insulate with ENERGY STAR program
  • SCS recycled content certification
  • GREENGUARD Gold certified for office indoor air quality and SCS certified for home indoor air quality

Info & Guides

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R-49 Kraft Faced Fiberglass Insulation Batt 24 in. x 48 in.
R-49 Unfaced Fiberglass Insulation Batt 24 in. x 48 in. (8-Bags)
BrandOwens CorningJohns ManvilleJohns Manville
NameR-30 Kraft Faced Fiberglass Insulation Batt 24 in. x 48 in. (8-Bags)R-49 Kraft Faced Fiberglass Insulation Batt 24 in. x 48 in.R-49 Unfaced Fiberglass Insulation Batt 24 in. x 48 in. (8-Bags)
Price
$69900
/pallet
$89780
$89780
/pallet
Ratings
(455)
(6)
(2)
Insulation R-ValueR30R49R49
Faced or UnfacedFacedFacedUnfaced
Insulation LocationAttic,Attic,Attic,Ceiling Insulation,Ceiling InsulationAttic,Ceiling InsulationAttic,Ceiling Insulation
Roll or BattBattBattBatt
Product Thickness (in.)9.5 in13.5 in13.5 in
Insulation FeaturesFormaldehyde Free,Formaldehyde Free,Formaldehyde Free,Vapor Retardant,Vapor RetardantFormaldehyde Free,Friction Fit,Soundproofing Insulation,Vapor RetardantFormaldehyde Free,Friction Fit,Soundproofing Insulation
Number of Bags118
Compatible Install SurfacePlywood,Plywood,Plywood,Wood,WoodCement,Concrete,Copper Pipes,Existing Drywall,Existing Insulation,Fiberglass,Metal,PVC/CPVC Pipes,Pex Pipes,Plywood,Tile Flooring,WoodCement,Concrete,Copper Pipes,Existing Drywall,Existing Insulation,Fiberglass,Metal,PVC/CPVC Pipes,Pex Pipes,Plywood,Tile Flooring,Wood
Product Length (ft.)4 ft4 ft4 ft
View ProductView ProductView Product

Specifications

Dimensions

Coverage Area (sq. ft.)
48
Product Length (ft.)
4 ft
Product Thickness (in.)
13.5 in
Product Width (in.)
24 in

Details

Bag Size
4.17 ft. x 24.5 in. x 20 in.
Batt/Roll Size
4 ft. x 13.5 in. x 24 in.
Compatible Install Surface
Cement,Concrete,Copper Pipes,Existing Drywall,Existing Insulation,Fiberglass,Metal,PVC/CPVC Pipes,Pex Pipes,Plywood,Tile Flooring,Wood
Coverage Area per Bag (sq. ft.)
48
Faced or Unfaced
Faced
Insulation Features
Formaldehyde Free,Friction Fit,Soundproofing Insulation,Vapor Retardant
Insulation Location
Attic,Ceiling Insulation
Insulation R-Value
R49
Insulation Type
Fiberglass Insulation
Number of Bags
1
Pieces Per Bag
6
Pieces per Pallet
4
Product Weight (lb.)
40.24 lb
Returnable
180-Day
Roll or Batt
Batt

Warranty / Certifications

Warranty Information
NA

Questions & Answers

11Questions9Answers

I need 11 bags to cover 504 square feet

Asked by Duke August 28, 2020
0
Answers

How many pieces of batting in each bag? Or how many square feet per bag?

Asked by Spunkydoodle401 July 5, 2020
1
Answer

Number of pieces per bag is 6 and coverage area per bag is 48 sq. ft. Thank you.

I need the R49 for the attic and above our kitchen. I need 5 of the 8 bags not the whole 8. May...

Asked by Spunkydoodle401 July 5, 2020
0
Answers

What are the acoustical specs for Johns Manville R49 Kraft Faced Fiberglass Insulation Batt24in x...

Asked by Brian June 23, 2020
2
Answers

The STC value is associated with a wall or floor construction. Johns Manville fiberglass batt insulation are not tested for STC values on its own. Please see link for STC information at the following JM site: https://www.jm.com/content/dam/jm/global/en/building-insulation/Files/BI%20Toolbox/Acoustical-Assemblies-STC-Rating-Reference-Guide.pdf Thank you.

What is the weight of each batt (Johns Manville R49 Kraft Faced Fiberglass Insulation Batt 24in x...

Asked by Brian June 23, 2020
1
Answer

The weight of the batt product is 0.75 pounds per cubic foot (pcf). Please check the with the tile manufacturer to determine the load bearing limits of the dropped ceiling tiles. Thank you.

My Garage is 24 feet wide and 20 feet deep 480 Square ft. How much of this insulation will I nee...

Asked by Tom May 5, 2020
1
Answer

Thank you for your inquiry regarding item: R-49 Kraft Faced Fiberglass Insulation Batt 24 in. x 48 in. (8-Bags). The total square footage per pallet 768. This is an online only product and is only sold by the pallet. For similar products sold by the roll I would check with you local store. I hope this helps! Thank you for being the best part of The Home Depot! We appreciate your business and look forward to serving you in the future!

Hello, My garage is 20' wide and 37' long with scissor trusses 24" apart. Is this bundle enough t...

Asked by dr4cars February 4, 2020
1
Answer

20' x 37' = 740 square feet. Each pallet contains 384 sq ft as stated on the Home Depot website, so you would need 2 pallets worth to fill your entire space.

I need approximately 800sq feet, how many bags will I need?

Asked by Jenn December 1, 2019
1
Answer

Each bag contains 48 sq ft, so you will need at least 17 bags to fill the entire area.

how many Batts per Bag

Asked by Ruth October 1, 2019
1
Answer

There are 6pcs per bag.

I need 1200 sq feet. How many bags is that?

Asked by Emma September 10, 2019
1
Answer

You need at least 25 bags of this.

R-49 Kraft Faced Fiberglass Insulation Batt 24 in. x 48 in. - page 2

Customer Reviews

  • 6 Customer Reviews
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Looking at this ad for it I don't easily see how many pieces in each bag to make get an idea how ...
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Looking at this ad for it I don't easily see how many pieces in each bag to make get an idea how many bags I need. I always have a hard time with your web site. Every time i come to it I end up with unanswered
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Easy to use was also easy on the skin (less itching) than other insulation i have used.
Easy to use was also easy on the skin (less itching) than other insulation i have used.
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Bring faces was easy to install ...
Bring faces was easy to install
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Nothing wrong with the product, just the ability to return unopened packages for a refund.
Nothing wrong with the product, just the ability to return unopened packages for a refund.
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