Wall/roof Sandwich Panels Cold Room Panels Insulated Panels Price PU panel, also known as polyurethane sandwich panel, polyurethane composite panel, polyurethane energy-saving panel. This product uses polyurethane rigid foam as the double metal surface of the insulation layer. Commonly used surface materials are galvanized steel, stainless steel, embossed aluminum, etc.
Packing
carton packing or bag packing
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