xps board

https://www.kendallcool.com/cold-room-panels/xps-foam-board.html

Product Description

Our XPS Foam Board or Extruded Polystyrene Foam Board is the end product of polystyrene resin, raw materials, polymers, and catalyst which are heated and mixed simultaneously. Then extrusion and molding of this mixture are cooled into a rigid foam plastic board. They exhibit remarkable features such as low water absorption, low thermal conductivity, high compressive resistance, and no aging these attributes make it extremely appealing in the market.