Knauf Insulation R-15 EcoRoll Kraft Faced Fiberglass Insulation Roll, 3-1/2 in. x 15 in. x 18 ft, 22.5 sq. ft.

Regular price $746.21

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R-15 EcoRoll Kraft-Faced Fiberglass Insulation Roll

High-density fiberglass insulation roll for 2x4 walls, delivering R-15 thermal performance with kraft vapor retarder. ECOSE Technology provides low dust, formaldehyde-free comfort with easy cutting and fast installation.


Key Features:

  • R-15 Thermal Performance: Optimized for 2x4 exterior and interior walls to improve comfort and energy efficiency
  • Kraft Vapor Retarder: Faced roll helps manage moisture while enhancing acoustic control
  • Easy, Low-Dust Install: Softer to the touch, cuts cleanly and quickly expands to fill cavities
  • Eco-Friendly Composition: Formaldehyde-free with recycled content; GREENGUARD Gold certified
  • Coverage Per Roll: 22.5 sq. ft. (15 in. width x 18 ft length x 3-1/2 in. thickness)

Please check the Product Data Sheet Here


Specifications Table:

Specification Details
R-Value R-15
Insulation Type Fiberglass
Form Roll
Facing Kraft faced (vapor retarder)
Width 15 in.
Length 18 ft
Thickness 3-1/2 in.
Coverage per roll 22.5 sq. ft.
Compatible Install Surface Concrete, existing drywall, metal, plywood, wood
Installation Locations Between walls, ceiling, exterior wall, interior wall
Features Friction fit, soundproofing insulation, vapor retardant, low dust, easy to cut
Fits Size 2x4 wall
Product Weight 10.59 lb
Bag size 1.33 ft x 24 in x 19.5 in
Warranty 1 Year Limited Warranty
Certifications GREENGUARD Gold; Asthma & Allergy Friendly; Made in USA
Item Reference KR231TCK
Product Code 613155

Frequently Asked Questions (FAQ):

Q: Can this be used in 2x4 wall cavities?
A: Yes. It is designed for 2x4 walls with dimensions 15 in. x 18 ft x 3-1/2 in.


Q: Is the insulation faced?
A: Yes, it has a kraft facing that acts as a vapor retarder.


Q: What is the coverage per roll?
A: Each roll covers 22.5 sq. ft.


Q: Is it formaldehyde-free?
A: Yes. It is validated formaldehyde-free and GREENGUARD Gold certified.


Q: What tools are recommended for installation?
A: Eye protection, dust mask, straight edge, cut-resistant gloves, stapler, knife, and ruler.


Elevate Comfort with Quiet, Cozy Walls

This R-15 kraft-faced roll cocoons your rooms in thermal calm, softening acoustics while streamlining a clean-lined install. The natural hue and smooth surface bring a refined, understated finish behind the drywall. Pair it with warm wood tones and layered textiles to amplify the sense of serenity. It’s a discreet essential that underpins luxurious, effortless living.


Upgrade your walls with R-15 EcoRoll for fast, low-dust installation and year‑round comfort—add to cart today.

Warranty

Installation

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