R-15 Thermafiber Fire & Sound Guard Plus Mineral Wool Batts (16 Bags)

High-performance mineral wool batts engineered for 2x4 wall cavities deliver R-15 thermal insulation, fire resistance, and superior sound control. Unfaced batts cut easily and fit snugly in interior or exterior wood-stud walls, helping boost comfort and energy efficiency.

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Key Features:

• Triple Protection: Thermal R-15 performance with natural fire resistance and excellent sound attenuation
• Unfaced Mineral Wool: Non-combustible, moisture- and mold-resistant fibers for durable comfort
• Easy to Install: Flexible batts are simple to cut and fit around irregularities, boxes, and pipes
• 2x4 Wall Fit: 3.5 in. thick x 23 in. wide x 47 in. long batts sized for wood-stud framing
• Bulk Coverage: 16 bags provide approximately 720 sq. ft. total coverage (60.06 sq. ft. per bag)

Please check the Product Data Sheet Here

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Specifications Table:

Specification	Details
Insulation Type	Mineral Wool Insulation
R-Value	R-15
Form	Batt
Faced or Unfaced	Unfaced
Product Thickness	3.5 in
Product Width	23 in
Product Length	47 in (3.91 ft)
Pieces per Bag	8 pieces
Cover Area Per Bag	60.06 sq ft
Pack Size	16 bags
Total Coverage	720 sq ft
Product Weight	49.05 lb
Compatible Install Surface	Plywood
Insulation Location	2x4 Wall; Interior & Exterior Walls
Insulation Features	Fire Block Rated; Non-combustible; Mold resistant; Non-corrosive; Moisture-resistant
Bag Size	3.9 ft x 23 in x 16 in
Warranty	3-Year Limited Warranty
Pallet Dimensions (W x D x H)	48 in x 48 in x 92 in
Pallet Weight	785 lb
UPC	0447563712757

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Frequently Asked Questions (FAQ):

Q: Are these batts faced or unfaced?
A: They are unfaced mineral wool batts.

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Q: What wall framing are these designed for?
A: Sized for wood-stud 2x4 walls (3.5 in. thick, 23 in. wide, 47 in. long).

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Q: How much area does this pallet cover?
A: Approximately 720 sq ft total; each bag covers about 60.06 sq ft.

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Q: Can I cut the batts to fit around outlets and pipes?
A: Yes—use a serrated knife; mineral wool cuts easily for custom fitting.

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Q: Is the insulation fire resistant or mold resistant?
A: Yes, mineral wool is non-combustible and resists mold and moisture.

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Quiet, Cozy, and Fire-Safe Walls—Beautifully Built In

This mineral wool insulation creates a hushed, cocooned atmosphere where conversations stay intimate and comfort feels effortless. I love the dense, tailored texture—its 3.5-inch profile slips into 2x4 cavities for a seamless, designer-approved build. Pair it with smooth drywall, warm woods, and matte black hardware to heighten the modern calm. It’s the invisible luxury that elevates everyday living with thermal comfort, sound control, and peace of mind.

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Upgrade your walls with R-15 Thermafiber batts for quieter, safer, more efficient spaces—add to cart now.

Warranty

Installation