Kingflex closed cell flexible rubber foam pipe insulation is the introduction of foreign cutting-edge technology and automatic production line, with excellent performance of nitrile rubber and polyvinyl chloride as the main material, through the special process of burying, curing, foaming and other processes produced. Normal wall thicknesses of 1/4”, 3/8″, 1/2″, 3/4″,1″, 1-1/4”, 1-1/2″ and 2” (6, 9, 13, 19, 25 , 32, 40 and 50mm). Standard Length with 6ft (1.83m) or 6.2ft(2m).