Owens Corning Thermafiber UltraBatt R-30 Mineral Wool Insulation, 7.1 in x 23 in x 47 in (16 Bags)Thermafiber UltraBatt R 30 Mineral Wool Batts, 7. 1 x 23 x 47 (16 Bags) Thermafiber UltraBatt R 30 delivers high performance mineral wool insulation for exterior walls and between stud applications. The semi rigid batts offer excellent thermal efficiency, fire resistance, and sound control, with minimum 70% recycled content and easy, precise installation. Key Features: High Thermal Performance: R 30 mineral wool batts help boost energy efficiency in

Thermafiber UltraBatt R-30 Mineral Wool Batts, 7.1 x 23 x 47 (16 Bags)

Thermafiber UltraBatt R-30 delivers high-performance mineral wool insulation for exterior walls and between-stud applications. The semi-rigid batts offer excellent thermal efficiency, fire resistance, and sound control, with minimum 70% recycled content and easy, precise installation.

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Key Features:

• High Thermal Performance: R-30 mineral wool batts help boost energy efficiency in walls and floors.
• Fire and Mold Resistant: Noncombustible insulation with mold-resistant properties for added safety and durability.
• Sound Control: Dense, semi-rigid batts reduce noise transmission between rooms and floors.
• Easy Installation: Cuts cleanly with a serrated knife; compresses to fit and expands to fill framing cavities.
• Sustainable Content: Manufactured with a minimum of 70% recycled materials.

Please check the Product Data Sheet Here

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Specifications Table:

Specification	Details
R-Value	R-30
Material Type	Mineral Wool
Thickness	7.1 in
Width	23 in
Length	47 in
Batts per Bag	3
Coverage per Bag	22.5 sq ft (7.1 in x 23 in x 47 in)
Installation	Wood stud
Flame Spread	25
Fire Rating	ASTM C 1338
Recycled Content	Minimum 70%
Product Type	Batt

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Frequently Asked Questions (FAQ):

Q: What framing is this size designed for?
A: The 7.1 in x 23 in x 47 in batts are sized for 24 in on-center wood stud framing.

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Q: How many batts are in each bag and what area do they cover?
A: There are 3 batts per bag; at 7.1 x 23 x 47 each bag covers approximately 22.5 sq ft.

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Q: Can I cut the batts to fit around obstructions?
A: Yes. Measure and cut with a serrated knife to fit around boxes, pipes, and non-standard spaces.

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Q: Is this product noncombustible?
A: Yes, Thermafiber mineral wool is noncombustible and provides fire resistance.

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Q: What is the recycled content?
A: A minimum of 70% recycled content.

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Sculpted Warmth with Performance Poise

This mineral wool batt is a quiet luxury—clean, structural, and profoundly capable. I love the dense, tailored profile that slips into framing like a custom suit, elevating comfort while muting the world outside. Pair it with natural woods and matte finishes to let the architecture breathe in hushed serenity. It’s the unseen layer that makes a home feel exquisitely composed.

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Upgrade your walls with R-30 Thermafiber UltraBatt and enjoy quieter, safer, more efficient living—add to cart now.