Enriching modern life by unleashing the natural power of stones.
We offer stone wool insulation products specifically designed for the roof, walls, and floors of wooden houses. 【Features】 ■ Outstanding fire resistance Stone wool is an insulation material made primarily from basalt, and it is a non-combustible material that can withstand temperatures over 1000°C. ■ Fire certification obtained We have obtained the Minister of Land, Infrastructure, Transport and Tourism certification for 30 minutes of fire-resistant structure and 45 minutes of quasi-fire-resistant structure. For details, please refer to the fire resistance certification list in the Trilock catalog. ■ Sustainable insulation performance It has a thermal conductivity of 0.034 to 0.036 W/(m·K) or lower. We have confirmed a durability performance of 65 years through on-site verification. ■ Dimensional stability It is a stable building material with very little shrinkage and expansion from low to high temperatures. ■ Excellent acoustic performance It protects against surrounding noise, creates a quiet indoor environment, and contributes to a healthy and comfortable living. This is an original product of ROCKWOOL Japan LLC. *For more details, please refer to the materials or feel free to contact us.
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Insulation material for wooden houses
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ROCKWOOL Group (Rockwool Group, headquartered in Denmark) is one of the world's leading manufacturers of stone wool products made from one of the most abundant natural resources on Earth. We are committed to helping everyone tackle the development challenges of modern life. By using stone, the most abundant natural resource in the world, we can create a lasting impact across generations. ROCKWOOL Japan LLC manufactures and sells insulation materials for industrial, plant, and equipment use, as well as building insulation and fireproof materials. Our insulation materials protect people from cold, heat, fire risks, and noise. By reducing energy consumption and CO2 emissions, we protect both the environment and investments.