A1 Fireproof Rock Wool Sandwich Panel Thermal Insulation Color Steel Wall Roof Panel

A1 Fireproof Rock Wool Sandwich Panel Thermal Insulation Color Steel Wall Roof Panel. Fireproof & Thermal Insulation: Rock wool core provides A1 fire rating and effective thermal insulation for safety. Customized Dimensions: Length is customizable up to 11.8m; thickness options include 50, 75, 100, and 150mm. Light Weight Design: Ideal for steel structure workshops, activity rooms, and clean room ceilings. Sound Absorption: Core material offers significant sound absorption and insulation properties. High Temperature Resistance: Service temperature up to 900 degrees Celsius with A1 fireproof grade. Long Lifespan: Designed for a service life of at least 15 years under normal conditions. Factory Direct Pricing: Direct manufacturer with own factory ensures competitive factory prices. Environmental Friendly: Manufactured with environmental features and high-quality PPGI/PPGL materials.