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Knauf Insulation EcoBatt R-13 Unfaced Fiberglass Insulation Batts, 3-1/2 in. x 23 in. x 93 in., 163.4 sq. ft.

Knauf Insulation EcoBatt R-13 Unfaced Fiberglass Insulation Batts, 3-1/2 in. x 23 in. x 93 in., 163.4 sq. ft.

EcoBatt R-13 Unfaced Fiberglass Insulation Batts (23 in. x 93 in.)

Thermal and acoustical fiberglass batt insulation for walls, floors, and ceilings. Unfaced EcoBatt delivers R-13 performance with low dust and easy handling, covering 163.4 sq. ft. per package.


Key Features:

  • R-13 Thermal Performance: Helps improve energy efficiency and comfort in 2x4 wall cavities
  • Unfaced Fiberglass Batts: Versatile for various assemblies and vapor control strategies
  • EcoBatt with ECOSE Technology: Low-odor, formaldehyde-free binder for better indoor air quality
  • Contractor-Friendly Size: 3-1/2 in. x 23 in. x 93 in. batts fit 24 in. on-center framing
  • 163.4 sq. ft. Coverage: Ideal for larger projects with consistent, even fill

Specifications Table:

Specification Details
Insulation Type Fiberglass batt
Facing Unfaced
R-Value R-13
Width 23 in
Length 93 in
Thickness 3-1/2 in
Coverage Area 163.4 sq. ft. per package
Series B66AK
Quantity in Master Bag 8
Use Location Attic, Basement, Ceiling, Crawlspace, Wall, Floor

Frequently Asked Questions (FAQ):

Q: What framing does this size fit?
A: These 23 in. x 93 in. batts fit 24 in. on-center stud or joist spacing for 8-ft. to 9-ft. runs in 2x4 cavities (3-1/2 in. depth).


Q: Is a vapor retarder included?
A: No. These are unfaced batts; add a separate vapor retarder if required by local code.


Q: Where can I use it?
A: Suitable for walls, floors, ceilings, attics, crawlspaces, and basements where R-13 is specified.


Q: How much area does one package cover?
A: One package covers 163.4 square feet.


Q: What is the material?
A: Inorganic fiberglass bonded with ECOSE technology binder.


Quiet Comfort, Clean Lines

EcoBatt nestles into a wall cavity to hush the room and steady the climate, letting finishes truly shine. The unfaced profile keeps assemblies streamlined while ECOSE technology delivers a cleaner, low-odor install. Pair it with smooth drywall and matte hardware to heighten the calm, gallery-like vibe. It’s a discreet luxury—comfort you feel, not see.


Upgrade your project’s comfort and efficiency—add EcoBatt R-13 Unfaced to your cart today.

$72.96
Knauf Insulation EcoBatt R-13 Unfaced Fiberglass Insulation Batts, 3-1/2 in. x 23 in. x 93 in., 163.4 sq. ft.
$72.96

Product Information

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Description

EcoBatt R-13 Unfaced Fiberglass Insulation Batts (23 in. x 93 in.)

Thermal and acoustical fiberglass batt insulation for walls, floors, and ceilings. Unfaced EcoBatt delivers R-13 performance with low dust and easy handling, covering 163.4 sq. ft. per package.


Key Features:

  • R-13 Thermal Performance: Helps improve energy efficiency and comfort in 2x4 wall cavities
  • Unfaced Fiberglass Batts: Versatile for various assemblies and vapor control strategies
  • EcoBatt with ECOSE Technology: Low-odor, formaldehyde-free binder for better indoor air quality
  • Contractor-Friendly Size: 3-1/2 in. x 23 in. x 93 in. batts fit 24 in. on-center framing
  • 163.4 sq. ft. Coverage: Ideal for larger projects with consistent, even fill

Specifications Table:

Specification Details
Insulation Type Fiberglass batt
Facing Unfaced
R-Value R-13
Width 23 in
Length 93 in
Thickness 3-1/2 in
Coverage Area 163.4 sq. ft. per package
Series B66AK
Quantity in Master Bag 8
Use Location Attic, Basement, Ceiling, Crawlspace, Wall, Floor

Frequently Asked Questions (FAQ):

Q: What framing does this size fit?
A: These 23 in. x 93 in. batts fit 24 in. on-center stud or joist spacing for 8-ft. to 9-ft. runs in 2x4 cavities (3-1/2 in. depth).


Q: Is a vapor retarder included?
A: No. These are unfaced batts; add a separate vapor retarder if required by local code.


Q: Where can I use it?
A: Suitable for walls, floors, ceilings, attics, crawlspaces, and basements where R-13 is specified.


Q: How much area does one package cover?
A: One package covers 163.4 square feet.


Q: What is the material?
A: Inorganic fiberglass bonded with ECOSE technology binder.


Quiet Comfort, Clean Lines

EcoBatt nestles into a wall cavity to hush the room and steady the climate, letting finishes truly shine. The unfaced profile keeps assemblies streamlined while ECOSE technology delivers a cleaner, low-odor install. Pair it with smooth drywall and matte hardware to heighten the calm, gallery-like vibe. It’s a discreet luxury—comfort you feel, not see.


Upgrade your project’s comfort and efficiency—add EcoBatt R-13 Unfaced to your cart today.

Knauf Insulation EcoBatt R-13 Unfaced Fiberglass Insulation Batts, 3-1/2 in. x 23 in. x 93 in., 163.4 sq. ft. | Super Arbor