Owens Corning R-15 Thermafiber Fire and Sound Guard Plus, 3.5 in x 16 in x 48 in (24 Packs)R 15 Thermafiber Fire & Sound Guard Plus Mineral Wool Batts (3. 5 x 16 x 48, 24 Packs) Owens Corning Thermafiber Fire & Sound Guard Plus delivers R 15 thermal performance with exceptional fire resistance and sound control. These 3. 5 in mineral wool batts fit 16 in on center framing and are ideal for interior and exterior walls in residential or light commercial projects. Key Features: Thermal + Acoustic Performance: R 15 mineral wool reduces heat

R-15 Thermafiber Fire & Sound Guard Plus Mineral Wool Batts (3.5 x 16 x 48, 24 Packs)

Owens Corning Thermafiber Fire & Sound Guard Plus delivers R-15 thermal performance with exceptional fire resistance and sound control. These 3.5 in mineral wool batts fit 16 in on-center framing and are ideal for interior and exterior walls in residential or light commercial projects.

---

Key Features:

• Thermal + Acoustic Performance: R-15 mineral wool reduces heat transfer and dampens sound between rooms.
• Fire Resistant: Non-combustible insulation enhances fire safety in wall assemblies.
• Moisture & Mold Resistant: Inorganic fibers resist moisture absorption and mold growth for lasting performance.
• Easy Installation: Flexible batts cut cleanly and expand for a snug fit around studs and obstacles.
• Versatile Applications: Suitable for walls, ceilings, basements, and crawl spaces in wood or steel framing.

Please check the Product Data Sheet Here

---

Specifications Table:

Specification	Details
R-Value	R15
Material	Mineral Wool
Product Type	Batt Insulation
Product Thickness	3.5 in
Dimension (this variant)	3.5 in x 16 in x 48 in
Packs per Listing	24 Packs
Standards & Code Compliance	NFPA 101, Class A-rated interior finish; ASTM C665; Mineral Fiber Thermal Insulation for Buildings, Type 1 compliant

---

Frequently Asked Questions (FAQ):

Q: What is the material and R-value?
A: Mineral wool batts rated R-15.

---

Q: Where can I use these batts?
A: Interior and exterior walls, ceilings, basement walls, and crawl spaces in residential and light commercial projects.

---

Q: Are they fire resistant?
A: Yes, the mineral wool is non-combustible and contributes to fire-resistant assemblies.

---

Q: Are they moisture or mold resistant?
A: Yes, the product is moisture-resistant and mold-resistant.

---

Q: How are they installed?
A: Measure and cut with a serrated knife, compress to insert between studs, then allow to expand for a snug fit.

---

Quiet Strength for Modern Walls

This mineral wool brings a refined hush to living spaces, wrapping rooms in calm while stabilizing temperature with confident ease. I love the crisp, tailored fit between studs—an invisible layer that elevates the experience of a home. Pair it with smooth gypsum walls and warm wood finishes to let the serenity take center stage. It’s a discreet luxury that feels as good as it performs.

---

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