Innovation, high R-values & ultra-thin insulation with optimum performance. Kingspan's vacuum insulated panel OPTIM-R is a next generation insulation product. It is a rigid vacuum insulation panel comprising a microporous core which is evacuated, encased and sealed in a thin, gas-tight envelope to give outstanding R-value as high as R-56.782 for a 2″ panel thickness. Kingspan OPTIM-R provides an insulating performance that is up to 5 x better than other commonly available building insulation materials. It is available in a range of board dimensions in different thicknesses to suit various applications, including roofs, walls and floors and in OEM systems.