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How to Choose the Right Insulation
Fiberglass Insulation
The smart choice to make spaces more comfortable and energy efficient.
R-Value
The ability to resist heat flow — insulation's thermal resistance.
Thermal Properties
Ability to provide thermal resistance for comfort and efficiency.
Insulating for Sound
Sound absorption characteristics, helping reduce noise transmission.
Applications
Applications
Walls
Pipe Insulation
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High Temperature Equipment
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HVAC
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Attics
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Basement and Crawlspace
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Featured Media
How To Install Insulation
Learn how to install fiberglass batts, rolls and other insulation into attics, walls, and more.
Discover the Virtual Sound Experience
Immerse yourself in a realistic sound-simulation tool to experience the acoustical performance of Knauf.
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Tools & Documents
Documents >
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Attic and Cavity Wall Card
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Setting higher standards for indoor air quality!

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Certifications / IAQ & GREENGUARD Certification

IAQ & GREENGUARD Certification

Dedicated to helping reduce indoor air pollution.

Upholding Our Standards

The status of a GREENGUARD Certification means products have been tested and proven to meet some of the world’s most rigorous chemical emissions standards.

Greenguard Certification is based on criteria used by:

GREENGUARD Gold is designed to define low-emitting materials suitable for environments where people, especially at-risk, chemmically sensitive kids or seniors, spend extended periods of time — daycares, healthcare facilities, homes and commercial spaces. GREENGUARD Gold certification requirements assure compliance with the CDPH Section 01350 and allow the lower of:

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