Thermafiber UltraBatt R-24 Mineral Wool Insulation (6" x 24" x 48", 16 Bags)

Professional-grade mineral wool batts deliver R-24 thermal performance with superior fire resistance and sound control. Sized 6" x 24" x 48" for exterior walls, these semi-rigid batts are easy to cut and fit for fast installation.

Key Features:

• High Thermal Performance: R-24 mineral wool keeps homes comfortable and energy efficient
• Fire Resistance: Noncombustible batts designed to enhance wall fire protection
• Sound Control: Dense, semi-rigid construction reduces noise transfer between rooms
• Easy Installation: Measure, cut, squeeze, insert, and allow to expand for a snug fit
• Sustainable Composition: Minimum 70% recycled content for eco-conscious builds

Please check the Product Data Sheet Here

Specifications Table:

Frequently Asked Questions (FAQ):

Q: What is included in this pack?
A: This listing is for 6" x 24" x 48" Thermafiber UltraBatt R-24 mineral wool batts, sold as a 16-bag bundle.

Q: Can I cut the batts to fit around obstacles?
A: Yes. Use a serrated knife to measure and cut; the batts are semi-rigid and easy to trim for custom fits.

Q: Is this insulation suitable for exterior walls?
A: Yes, UltraBatt is designed for exterior walls and offers thermal, fire, and sound control.

Q: What is the material?
A: Mineral wool (stone wool) with minimum 70% recycled content.

Q: Does it resist mold and moisture?
A: Yes, UltraBatt is moisture resistant and mold resistant.

Quiet Strength for Exterior Walls

Thermafiber UltraBatt brings a refined calm to interiors, wrapping walls in a dense, mineral wool envelope that tempers temperature and hushes sound. Its crisp, semi-rigid form installs with ease, creating clean, tailored cavities. Pair it with streamlined drywall and matte hardware for a modern, composed envelope. This is an essential layer for luxurious living—comfort, safety, and serenity in one material.

Elevate comfort and safety—add Thermafiber UltraBatt R-24 to your project today.