ROCKWOOL Japan List of Products and Services

Thermalrock B 40 (Thermal Rock) insulation roll is a flexible insulation material roll made from high-performance stone wool with a density of 40 kg/m3. It is widely used in various applications such as insulation and heat retention for air conditioning ducts, equipment, piping, and valves, fire prevention for kitchen exhaust ducts in apartment buildings, and insulation, heat retention, and condensation prevention for ceilings, walls, and partitions in buildings. Thermalrock B 40 features flexibility that makes it easy to wrap around curves and complex shapes, and it has obtained JIS A9504 "Felt" certification. It achieves low formaldehyde emissions (F★★★★) and is environmentally friendly. Additionally, it includes the ALGC type that complies with the standard specifications for public building construction. With the reliable quality of ROCKWOOL Japan, it contributes to diverse energy-saving, fire prevention, and insulation needs. Product Features: - Flexible roll shape that adapts to various sites - Excellent workability and wrapping, significantly improving construction efficiency - Made primarily from basalt, with high durability and heat resistance over 400°C - Obtained JIS certification (A9504 Felt), F★★★★ low formaldehyde *For more details, please refer to the PDF document or feel free to contact us.