This kind of PU sandwich panel is good for large span wall building, effecitive width is 920-1120mm, core thickness between 30-250mm. Widely usd in cold room, freezer, food storage, clean workshop factory and so on.
Best waterproof performance PU sandwich wall panel
The color steel sheets of first layer and bottom layer are use by PPGI(prepainted galvanized steel) or PPGL (prepainted galvalume steel) steel plate. The core is polyurethane which flame retardant meterial, it is good for protect from water, and best heat-insulation material in the world.
Model type picture:
It's widely use in container house, packing room, recidential housr, cold room, freezer, food storage, clean workshop, factory, carport, office building, electrical room, medical room, and so on.
Easy to install,
Long life time.