R-15 Thermafiber Fire & Sound Guard Plus Mineral Wool Batt

Professional-grade mineral wool batts engineered for 2x4 walls deliver R-15 thermal performance, superior sound control, and non-combustible fire resistance. Unfaced batts are easy to cut and fit around irregularities while resisting moisture, mold, and corrosion for long-term durability.

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Key Features:

• Thermal Performance R-15: Helps maintain comfort and energy efficiency in 2x4 walls.
• Fire & Safety: Non-combustible mineral wool provides fire resistance and does not corrode.
• Sound Dampening: Dense fibers reduce noise transfer between rooms and exterior walls.
• Easy Installation: Unfaced batts cut cleanly with a serrated knife and expand to fit snugly.
• Durable & Mold Resistant: Inorganic fibers resist mold and moisture; 70% recycled content.

Please check the Product Data Sheet Here

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Specifications Table:

Specification	Details
Insulation Type	Mineral Wool Insulation
Roll or Batt	Batt
Insulation R-Value	R15
Faced or Unfaced	Unfaced
Product Thickness (in.)	3.5 in
Product Width (in.)	15 in
Product Length (ft.)	3.91 ft
Product Length (in.)	47 in
Number of Pieces	8
Pack Size	1
Product Weight (lb.)	32.01 lb
Coverage Area per Bag	39.20 sq ft
Compatible Install Surface	Wood, Plywood
Insulation Location	2x4 Wall; Between Walls; Ceiling; Crawlspace; Exterior Wall; Interior Wall
Bag Size	3.91 ft x 15 in x 16 in
Warranty	3-Year Limited Warranty
Features	Fire Resistant; Mold Resistant; Moisture Retardant; Soundproofing; Non-corrosive; Non-combustible
Recycled Content	Approximately 70% (ICC-ES verified)

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Frequently Asked Questions (FAQ):

Q: How many batts are in a bag and what area does it cover?
A: Each bag contains 8 batts covering approximately 39.2 sq ft.

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Q: What wall framing is this size intended for?
A: Designed for 2x4 wood stud walls with cavity dimensions of 3.5 in x 15 in x 47 in.

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Q: Is this product faced or unfaced?
A: Unfaced batts—no vapor retarder attached.

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Q: Can I cut the batts to fit around obstacles?
A: Yes. Use a serrated knife; the batts are easy to cut for custom fitting around boxes, pipes, and wiring.

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Q: Where can it be installed?
A: Suitable for interior and exterior walls, ceilings, basements, crawl spaces, and between walls.

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Quiet Strength with Fire-Safe Confidence

These mineral wool batts bring a refined calm to interiors, softening acoustics while fortifying walls with fire-safe resilience. Their clean, uniform profile slips neatly into 2x4 framing, creating a tailored envelope that elevates comfort. Pair them with smooth drywall and natural wood finishes to craft spaces that feel serene and secure. It’s a discreet essential that underpins luxurious living with performance you can feel.

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Upgrade your walls with R-15 Thermafiber batts for quieter, safer, energy-smart comfort—add to cart today.

Warranty

Installation