Unfaced rigid fiberglass insulation board (24″ x 48″ x 1-1/2″)

Knauf rigid unfaced fiberglass insulation board delivers reliable thermal and acoustical performance for a wide range of building applications. The 24 in x 48 in x 1-1/2 in boards are easy to handle and install for a clean, finished look while helping improve energy efficiency and noise reduction.

Key Features:

• Thermal + Sound Control: R-6.5 insulation value with strong acoustical performance for more comfortable, quieter spaces.
• Unfaced Fiberglass Board: Designed for applications where a facing is not desired, with a neat, professional finish.
• Versatile Application Use: Suitable for attic, basement, ceiling, crawlspace, floor, wall, and other common building assemblies.
• Easy Handling and Fast Install: Rigid board format installs quickly and stays stable for a polished appearance.
• High Temperature Capability: Rated up to 400F for use in demanding conditions where higher heat resistance is needed.

Please check the Product Data Sheet Here

Specifications Table:

Frequently Asked Questions (FAQ):

Q: What are the board dimensions and total coverage?
A: Each board is 24 in x 48 in x 1-1/2 in, and the listed coverage area is 144 sq ft.

Q: Is this insulation faced?
A: Nothis product is unfaced.

Q: What R-value does this board provide?
A: It is rated R-6.5.

Q: Where can this rigid board be installed?
A: Its listed for use in attic, basement, ceiling, crawlspace, floor, and wall applications.

Q: What is the maximum temperature rating?
A: The temperature rating is 400F.

Quietly Luxurious Comfort, Hidden in Plain Sight

Think of this rigid board as the unseen layer that makes a room feel undeniably refinedwarmer, quieter, and more composed. The unfaced, clean-edged profile creates a crisp, streamlined look that plays beautifully in utility-forward spaces where finish matters. Use it behind wall systems or in ceilings to soften sound and sharpen comfort without adding visual clutter. Its the kind of practical elegance that elevates everyday living into something truly luxe.

Upgrade comfort and quietchoose Knauf unfaced rigid fiberglass board insulation for dependable performance where it matters most.

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