Rock wool Insulation Solutions for Buildings Construction
2025-10-03
Rock wool is suitable for thermal insulation and sound insulation of wood and steel structures. It can ensure consistent performance in different building construction. And it is also called mineral wool and stone wool in many regions. Our UET rock wool conforms to ASTM standards and have obtained UL certification.

Wood Stud Applications
Rockwool usually have different R values to cope with different usage scenarios. When used in wooden structures, R13, R15, R21, R22, R23, R30 and R38 are the most commonly used. It can fit securely between wood studs and reduce heat loss and noise. The friction-fit installation helps maintain consistent coverage without sagging over time.
Steel Stud Applications
Rock wool felt is often used in steel structure buildings. Whether it is commercial or civil, there are many corresponding models to choose from. Available R-values include:
R10 and R15 for basic thermal requirements
R24 for standard commercial applications
R30 and R32 for high-performance buildings
Performance Characteristics
Whether it is a wooden structure or a steel structure, it is very suitable to use rock wool filling because rock wool has the characteristics of thermal insulation, sound insulation, water repellency, etc. And according to different usage scenarios, we can use rock wool of different density, R value and size. The non-combustible nature provides fire resistance, while the fibrous structure delivers effective rockwool sound insulation. Water-repellent characteristics prevent moisture absorption, and the material maintains its R-value throughout the building's lifespan.
UET offers a variety of models with specific inches and R-values specifically for the North American market. We have rich experience providing thermal insulation solutions in the North American. Click here to get your solutions.
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