Carved panels generally suffer from degradation of the base material caused by permeable water and cold, which leads to problems such as water seepage on indoor walls.

Polyurethane (PU) sandwich panel is suitable for the various roofs and walls referring to  freezing stores, purifications workshops,cold room etc.

Polyurethane (PU) sandwich panel is suitable for the various roofs and walls referring to  freezing stores, purifications workshops,cold room etc.

PU refers to polyurethane foam. It is a type of polymer compound containing repeated urethane chains. It is one of the most important sub-items in the polyurethane category.