Thermafiber UltraBatt R-30 Mineral Wool Batt

Professional-grade mineral wool batts deliver R-30 thermal performance in a semi-rigid form that’s easy to cut and fit. Unfaced and designed for wood studs, they provide fire resistance, sound control, and moisture resistance for durable comfort.

Key Features:

• High R-Value Performance: R-30 thermal rating with approximately 4.2 R per inch for energy savings
• Fire and Mold Resistant: Non-combustible, non-corrosive mineral wool helps inhibit mold growth
• Easy Installation: Semi-rigid batts are simple to measure, cut, and fit around irregularities
• Sound Control: Dense fibers help reduce noise transfer through walls and ceilings
• Formaldehyde-Free: Safer indoor air with unfaced, vapor-retarder-free construction

Specifications Table:

Frequently Asked Questions (FAQ):

Q: Is this insulation faced or unfaced?
A: Unfaced—there is no vapor retarder attached.

Q: Where can it be installed?
A: Suitable for wood-stud ceilings and floors; designed for 2x8 exterior wall cavities.

Q: What are the piece count and coverage per pack?
A: Typically 3 pieces per pack with around 22.5 sq. ft. coverage for the 23-in width variant; coverage may vary by width.

Q: Is it fire resistant?
A: Yes, mineral wool is non-combustible and provides fire resistance.

Q: Is it formaldehyde-free?
A: Yes, it is formaldehyde-free.

Elevate Comfort with Sculpted Mineral Wool Texture

These Thermafiber UltraBatt panels bring a refined, architectural layer to your build—quieting rooms and wrapping them in thermal ease. The dense, gridded surface is a subtle design nod to craft and performance, working beautifully behind millwork and gypsum. Use it to create serene bedrooms or media spaces where sound and temperature are exquisitely controlled. It’s a discreet essential that underpins a truly luxurious home experience.

Choose Thermafiber UltraBatt R-30 today for easier installs, safer walls, and lasting energy savings.