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Knauf R-11 Kraft-Faced Fiberglass Batt/Roll Insulation, 23 in x 70.5 ft (135.12 sq ft) - KR42TAK

Knauf R-11 Kraft-Faced Fiberglass Batt/Roll Insulation, 23 in x 70.5 ft (135.12 sq ft) - KR42TAK

R-11 Kraft-Faced Fiberglass Batt/Roll Insulation

Knauf® R-11 kraft-faced fiberglass roll/batt insulation helps improve comfort by reducing heat loss and dampening sound. Made with ECOSE® Technology and designed for a snug fit, it installs easily in common residential areas like walls, floors, and ceilings.


Key Features:

  • Thermal + Acoustical Comfort: Helps maintain indoor temperatures while absorbing excess noise for more comfortable rooms
  • ECOSE® Technology Binder: Bio-based binder and validated formaldehyde-free for a more thoughtful insulation choice
  • Resilient Fit: Recovers quickly to full thickness for a snug fit between framing members
  • Easy Handling: Cuts easily, resists tears, and installs quickly with low dust
  • Kraft-Faced Vapor Retarder: Kraft facing helps manage moisture in appropriate applications

Please check the Product Data Sheet Here


Specifications Table:

Specification Details
Brand Knauf®
Series/Sub-brand Performance+® EcoRoll®
Insulation Type Batt/Roll insulation
Material Fiberglass
R-Value R-11
Facing Type Kraft
Width 23 in
Length 70.5 ft
Thickness 3-1/2 in
Coverage Area 135.12 sq-ft
Color Brown
Installation Type/Applications Attic, Basement, Ceiling, Crawlspace, Floor, Wall
Temperature Rating 400 deg F
Technology/Binder ECOSE® Technology; validated formaldehyde-free
Warning California Residents: Proposition 65 Warning www.P65Warnings.ca.gov

Frequently Asked Questions (FAQ):

Q: Where can this insulation be installed?
A: It’s suitable for attic, basement, ceiling, crawlspace, floor, and wall applications.


Q: What does “kraft-faced” mean?
A: Kraft-faced insulation has a kraft paper facing that can act as a vapor retarder when installed correctly for the assembly/climate.


Q: What are the dimensions and coverage per roll?
A: Each roll is 23 in wide x 70.5 ft long (3-1/2 in thick) and covers 135.12 sq ft.


Q: What R-value is this product?
A: This insulation is rated R-11.


A Quiet Layer of Comfort, Beautifully Considered

Great spaces begin with what you don’t see—this R-11 kraft-faced fiberglass roll creates a calm, cocooning foundation that tempers temperature swings and softens everyday noise. The warm, understated kraft facing feels purposeful and tailored, bringing a sense of order behind the walls. Use it to elevate bedrooms, media rooms, or any space where serenity matters most. It’s an essential, behind-the-scenes upgrade that makes luxury living feel effortless.


Choose Knauf® R-11 kraft-faced insulation to add everyday comfort and quieter rooms with a quick, easy install.

Warranty

Installation

$81.31
Knauf R-11 Kraft-Faced Fiberglass Batt/Roll Insulation, 23 in x 70.5 ft (135.12 sq ft) - KR42TAK
$81.31

Product Information

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Description

R-11 Kraft-Faced Fiberglass Batt/Roll Insulation

Knauf® R-11 kraft-faced fiberglass roll/batt insulation helps improve comfort by reducing heat loss and dampening sound. Made with ECOSE® Technology and designed for a snug fit, it installs easily in common residential areas like walls, floors, and ceilings.


Key Features:

  • Thermal + Acoustical Comfort: Helps maintain indoor temperatures while absorbing excess noise for more comfortable rooms
  • ECOSE® Technology Binder: Bio-based binder and validated formaldehyde-free for a more thoughtful insulation choice
  • Resilient Fit: Recovers quickly to full thickness for a snug fit between framing members
  • Easy Handling: Cuts easily, resists tears, and installs quickly with low dust
  • Kraft-Faced Vapor Retarder: Kraft facing helps manage moisture in appropriate applications

Please check the Product Data Sheet Here


Specifications Table:

Specification Details
Brand Knauf®
Series/Sub-brand Performance+® EcoRoll®
Insulation Type Batt/Roll insulation
Material Fiberglass
R-Value R-11
Facing Type Kraft
Width 23 in
Length 70.5 ft
Thickness 3-1/2 in
Coverage Area 135.12 sq-ft
Color Brown
Installation Type/Applications Attic, Basement, Ceiling, Crawlspace, Floor, Wall
Temperature Rating 400 deg F
Technology/Binder ECOSE® Technology; validated formaldehyde-free
Warning California Residents: Proposition 65 Warning www.P65Warnings.ca.gov

Frequently Asked Questions (FAQ):

Q: Where can this insulation be installed?
A: It’s suitable for attic, basement, ceiling, crawlspace, floor, and wall applications.


Q: What does “kraft-faced” mean?
A: Kraft-faced insulation has a kraft paper facing that can act as a vapor retarder when installed correctly for the assembly/climate.


Q: What are the dimensions and coverage per roll?
A: Each roll is 23 in wide x 70.5 ft long (3-1/2 in thick) and covers 135.12 sq ft.


Q: What R-value is this product?
A: This insulation is rated R-11.


A Quiet Layer of Comfort, Beautifully Considered

Great spaces begin with what you don’t see—this R-11 kraft-faced fiberglass roll creates a calm, cocooning foundation that tempers temperature swings and softens everyday noise. The warm, understated kraft facing feels purposeful and tailored, bringing a sense of order behind the walls. Use it to elevate bedrooms, media rooms, or any space where serenity matters most. It’s an essential, behind-the-scenes upgrade that makes luxury living feel effortless.


Choose Knauf® R-11 kraft-faced insulation to add everyday comfort and quieter rooms with a quick, easy install.

Warranty

Installation

Knauf R-11 Kraft-Faced Fiberglass Batt/Roll Insulation, 23 in x 70.5 ft (135.12 sq ft) - KR42TAK | Super Arbor