Soundproof Double-Layer Mineral Wool Pipe for HVAC Duct Insulation

Nanjing Zhongrunda is a leading innovative enterprise in China's new building materials field, specializing in the R&D, manufacturing, and distribution of high-end rock wool products. Our core advantage lies in our 'Dual-Service Model': Factory Direct: We operate our own advanced production lines, ensuring strict quality control and competitive pricing for our Zhongrunda brand products. Global Brand Distribution: We are an authorized distributor for world-renowned brands such as ROCKWOOL, Owens

We specialize in high-performance insulation materials, incuding Rock Wool(pipes, boards.felts), Glass Wool(pipes, boards), and Pumice Cleaning Stone, etc.These products are widely used in industrial and bulding insulation for therexcellent thermal and acoustic properties.

Absolutely. We are not just a manufacturer but a 'High-end Rock Wool Integrated Service Provider.' We specialize in vertical market segmentation, meaning we don't just sell standard slabs. We offer tailored solutions for: Curtain Walls: Specially designed fireproof and thermal insulation boards with aluminum foil facing for smoke barriers. Industrial Applications: Pipe sections and shells for petrochemical and metallurgical industries. Agriculture & Special Fields: Including agricultural rock wo

Our products are primarily exported to global markets, including but not imited to Southeast Asia, Europe, the Midde East and North America.

Standard orders typically ship within 15-30 days after confirmation, depending on product specifications and order volume.