930 Secret Nail Insulated Roof Panel PU Sandwich Panel price Sandwich Panel Secret nail connection via caps, for better watertightness and architectural effects; PU Sandwich Panel Features: Secret nail connection via caps, for better watertightness and architectural effects; The high wave design improves the load bearing capacity of the panel while balancing waterflow; The core is made from high-quality hydrophobic Rockwool, supplemented with rigid PU on both sides, to enhance the overall strength and eliminate thermal bridge; The unique wave design provides a reliable connection for the fastening of PV panels. Items Specs & Parameters Effective Width 930mm Developed Width 1200mm Wave Height 40mm Panel Thickness 0.4-0.8mm Colors Available White Gray, Silver, Sea Blue, Porcelain Blue Core Thickness 50/75/80/100mm Core Materials PU, Glass Wool, Rockwool Our company supply kinds of sandwich panel, City Multifunctional Kioskï¼?ALC/AAC panel and custom steel structural . Our products have high quality and competitive prices.