Polystyrene Insulation Boards are strong, durable and closed-cell foam insulation boards. They are moisture resistant products ideal to withstand high-temperatures and pressures. These waterproof products are widely used in residential and commercial applications. Designed as plain or jacketed design, they are sure to meet every single demand of the clients. These Polystyrene Insulation Boards are also permeable to air and moisture owing to their structure and breathability. With high compressive strength and minimum thermal conductivity, they provide the best results.