SKU: 25995145516

Johns Manville R-21 Kraft-Faced Fiberglass Batt Insulation, 67.81-sq ft Coverage, 15-in x 93-in for 2x6 Walls (K1263S)

Sale price$79.60 Regular price$88.44
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Ships within 48 hours · Estimated delivery Jul 16 - Jul 21

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Description

Johns Manville R-21 Kraft-Faced Fiberglass Batt Insulation, 67.81-sq ft Coverage, 15-in x 93-in for 2x6 Walls (K1263S)R 21 Kraft Faced Fiberglass Batt Insulation, 15 in x 93 in Formaledehyde free, kraft faced fiberglass batts designed for 2x6 wood stud walls. Provides R 21 thermal performance with built in vapor retarder and sound control, covering 67. 81 sq ft per pack. Key Features: Built In Vapor Retarder: Kraft facing helps manage moisture in exterior walls Energy & Sound Performance: R 21 thermal value with acoustical benefits Pre Cut for 16 in O. C.: 15 in x 93

R-21 Kraft-Faced Fiberglass Batt Insulation, 15-in x 93-in

Formaledehyde-free, kraft-faced fiberglass batts designed for 2x6 wood-stud walls. Provides R-21 thermal performance with built-in vapor retarder and sound control, covering 67.81 sq ft per pack.


Key Features:

  • Built-In Vapor Retarder: Kraft facing helps manage moisture in exterior walls
  • Energy & Sound Performance: R-21 thermal value with acoustical benefits
  • Pre-Cut for 16-in O.C.: 15-in x 93-in batts fit standard 8-ft, 2x6 wood-stud walls
  • Durable & Safe: Will not rot or corrode; formaldehyde-free and GREENGUARD Gold certified
  • Easy Installation: Compression-packed batts press in place; staple tabs for securement

Specifications Table:

Specification Details
Coverage Area (Sq. Feet) 67.81
Length (Inches) 93
Width (Inches) 15
Thickness (Inches) 5.5
Maximum R-Value 21
Faced/Unfaced Kraft faced
Framing Type Wood studs
Insulation Type Fiberglass
Stud Spacing (Inches) 16
For Use in Walls Yes
For Use in Basements Yes
For Use in Attics No
For Use in Ceilings No
For Use in Floors No
Sound Barrier Yes
Vapor Retardant Yes
Formaldehyde Free Yes
ENERGY STAR Certified Yes
GREENGUARD Gold Certified Yes
Warranty 1-year limited
Package Type Multi-pack
Total Package Quantity 7
Package Count 7
Multi-Pack Quantity 5
Package Weight (lbs.) 30.9
Bag Dimensions (L x W x D) 20 x 20 x 50
R-Value per Inch 3.8181
Fits 2 x 6 Walls Yes
Fits 2 x 4 Walls No
For Use in Crawlspaces No
For Use in Doors No
For Use in Duct No
For Use in Electrical No
For Use in Garage Doors No
For Use in Masonry No
For Use in Plumbing No
For Use in Vents No
For Use in Windows No
CA Residents: Prop 65 Warning(s) No
UNSPSC 11162400

Frequently Asked Questions (FAQ):

Q: How much area does one package cover?
A: Each package covers approximately 67.81 square feet.


Q: Is this insulation suitable for 2x6 walls?
A: Yes, it is designed for 2x6 wood-stud walls with 16-inch on-center spacing.


Q: Does the kraft facing act as a vapor barrier?
A: Yes, the kraft facing provides a built-in vapor retarder for moisture control.


Q: Can I use it in ceilings or attics?
A: No, this specific product is intended for walls and basements, not ceilings or attics.


Q: Is it formaldehyde-free and certified for indoor air quality?
A: Yes, it is formaldehyde-free and GREENGUARD Gold certified; it also carries SCS recycled content certification.


Warmth, Quiet, and Craft—All in One Elegant Layer

This insulation brings a refined calm to your interiors, softening acoustics while elevating energy performance. The kraft-facing introduces a tailored, architectural texture behind the drywall, designed to slip seamlessly into 2x6 wall cavities. Style your renovation with thoughtful detailing—seal gaps and frame clean lines for a polished envelope. It’s a discreet luxury that underpins a comfortable, high-end home.


Upgrade your walls with R-21 performance and moisture control—add Johns Manville kraft-faced batts to your cart today.

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
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  • Final sale items are not eligible for returns or exchanges.
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SKU: 25995145516

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4.4 ★★★★★
Based on 13 reviews
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payton whitten
Houston, US
★★★★★ 5
Beautiful, functional, and perfect for a stylish coffee bar
I absolutely love this scale. As someone who cares about both function and aesthetics, this was exactly what I was looking for. It’s refreshing to find a high-quality kitchen tool that doesn’t force you to sacrifice the look of your space. The white and gold design is stunning and fits perfectly on my coffee bar without looking bulky or industrial. Functionally, it works flawlessly. I primarily use it to measure my coffee beans, but I’ve also used it for other items, and it’s consistently accurate and easy to use. The size is perfect — compact enough to keep out on the counter without taking up space, yet large enough to be practical and stable. The display is clear, the buttons are responsive, and the overall build feels solid and well made. I also appreciate how intuitive it is to use — no learning curve at all. If you’re someone who loves a beautiful, cohesive kitchen setup but still wants reliable, quality tools, I would highly recommend this scale. It’s small, stunning, and performs exactly as it should.
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Reviewed in the United States on January 4, 2026
C
Verified Purchase
Caroline Rose
Lowell, US
★★★★★ 5
Great scale, an excellent buy
Color: Black&Silver
Is it possible to fall in love with a scale? I unboxed this one and, without reading any directions, put an empty 1/4 cup on it, turned the scale on, filled the 1/4 cup with coffee beans till I had the desired 17 or so grams, and turned the scale off. Easy-peasy! It’s small but sensitive, able to tell when a single bean has been added or removed. I almost didn’t get it because of the charging issue, but at least it tells you what the current charge is, and the way I use it I believe it will last several months without recharging. I’m so glad I bought this scale!
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Reviewed in the United States on April 14, 2026
R
Verified Purchase
R. Kernisant
Carnegie, US
★★★★★ 5
Simple yet easy must have for discerning coffee drinkers
Color: Black&Silver
I seem to never get the same results from my coffee machine and it varied even more with the new brand that we just bought. I now have to make more adjustments with the water temperature, based on age, type of beans, etc. That affects the amount of ground dispensed and consistency in the shot until I get a new batch dialed in. So the only way to regulate these changes is to weigh both the beans and water. Using this little scale has made things easier, less frustrating and more predictable. What’s awesome is that it will automatically begin the timer with the first drop and stop when the pressure remains constant. Simple yet easy and super convenient. If you are looking for a great little digital scale this should do the trick. Highly recommended.
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Reviewed in the United States on February 4, 2026
M
Verified Purchase
Memphis Tigers 🐯
Dallas, US
★★★★★ 5
Great Digital Scale!!
Color: Black&Silver
The Maestri House S2 scale has been clutch for dialing in my espresso shots. Memphis heat or not, this thing stays accurate and steady. The timer starts up quick, the readings are fast, and the compact size fits perfectly under my Breville without feeling cramped. It’s built solid, charges by USB‑C, and the precision really shows when you’re trying to get that perfect pull.
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Reviewed in the United States on June 7, 2026
J
Verified Purchase
John
Alexandria, US
★★★★★ 4
Has fit perfectly into my morning espresso
Color: Black&Silver
This seems to me to be an excellent small kitchen scale. I am new to the complexities of espresso making and have begun using this scale every morning to measure my dose and output. It is working just fine. Easy to operate, keep clean and store. I did not give it 5 stars because I have limited comparisons but I don’t expect and will not bother looking for anything better.
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Reviewed in the United States on May 30, 2026

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