YOYCOOL have more than twenty years manufacture experience.
PU as core material, and zinc-plated & color-coated steel sheets& stainless steel sheet & aluminum sheet as the upper sheets and 1mm thickness PVC papper as bottom sheets. The panels are formed by heating and pressing with high-intensity glue , with high speed continuous line.
Even if your project is urgent , we can finish your order in only three days.
20mm thickness PU sandwich panels is good used for poultry house and other high corrosion house . As it is good anti-corrosion roof panel.