Store Location

Store Location: 125 N Main St , Butte, Montana 59701, United States
Store email: [email protected]

Fiberglass roll insulation

Johns Manville R-13 Kraft-Faced Fiberglass Roll Insulation, 40-sq ft Coverage, 15-in W x 32-ft L, Multi-Pack

★★★★★  5.0

In Stock

$30.41

$18.25

Quantity:

SKU: A143392448

Product Detail

Description

R-13 Kraft-Faced Fiberglass Roll Insulation, 40-sq ft

Johns Manville R-13 kraft-faced fiberglass roll insulation is designed for 2x4 wood-framed walls, delivering thermal performance with built-in vapor retarder. Each 15-in by 32-ft roll covers 40 sq ft and helps improve energy efficiency and sound control.

Key Features:

  • Optimized for 2x4 Walls: 15-in width fits 16-in on-center studs for fast installation
  • Moisture Control: Kraft-faced vapor retarder helps manage indoor humidity
  • Energy & Sound Performance: R-13 fiberglass reduces heat loss and dampens noise
  • Easy to Install: Press in place; staple tabs as needed for secure fit
  • Healthy Home Certifications: Formaldehyde-free, GREENGUARD Gold and SCS certified

Specifications Table:

Specification Details
Coverage Area40 sq ft
Length32 ft
Width15 in
Thickness3.5 in
Faced/UnfacedKraft faced
Fits 2 x 4 WallsYes
Fits 2 x 6 WallsNo
For Use in WallsYes
For Use in AtticsNo
For Use in CeilingsNo
For Use in FloorsNo
For Use in CrawlspacesNo
For Use in BasementsNo
For Use in DoorsNo
For Use in WindowsNo
For Use in MasonryNo
For Use in DuctNo
For Use in ElectricalNo
For Use in PlumbingNo
For Use in VentsNo
Formaldehyde FreeYes
Framing TypeWood studs
Insulation TypeFiberglass
Maximum R-ValueR-13
R-Value per Inch3.71
ReflectiveNo
Sound BarrierYes
Stud Spacing16 in on center
Vapor RetardantYes
ENERGY STAR CertifiedYes (program partner)
GREENGUARD Gold CertifiedYes
Warranty1-year limited
Bag Dimensions (L x W x D)15.5 x 19 x 27 in
Package TypeMulti-pack
Package Count27
Total Package Quantity27
UNSPSC30141500

Frequently Asked Questions (FAQ):

Q: What areas is this insulation intended for?
A: It is designed for use in 2x4 wood-framed walls with 16-in on-center stud spacing; not for attics or ceilings.

Q: How much area does one roll cover?
A: Each roll covers 40 square feet (15-in W x 32-ft L).

Q: Is a vapor barrier included?
A: Yes, the kraft facing acts as a built-in vapor retarder for moisture control.

Q: Is it safe for indoor air quality?
A: Yes, it is formaldehyde-free and GREENGUARD Gold and SCS certified.

Q: What is the R-value?
A: R-13, with an approximate R-value per inch of 3.71.

Quiet Comfort, Clean Lines

This kraft-faced roll tucks seamlessly into 2x4 framing, wrapping walls in a whisper of warmth and hush. I love the tailored paper faceit creates a neat, uniform backdrop during build-out. Pair it with crisp drywall and matte black hardware for a refined, sound-softened envelope. Its an effortless upgrade that sets the tone for elevated, livable luxury.

Upgrade your 2x4 walls with R-13 comfort and moisture controladd this Johns Manville roll insulation to your project today.

Related Product

Free Delivery

Enjoy a discount on orders over $30.

100% Secure Payment

We ensure your money is
save

Customer Support 24/7

Instant access to
Support

Money-Back Guarantee

30 Days Money-Back
Guarantee

Pellet Grills for Backyard Smoking with Automatic Feed System and Flavorful Wood Fired Cooking