Fernco Industrial Size Pow-R Wrap Pipe Repair Water Activated Fiberglass Wrap Industrial Repairs 8” to 50“ O.D. Pipes Pow-R Wrap Industrial provides the same strong, permanent and economical repair as our regular Pow-R Wrap, but comes in larger sizes for industrial size pipes. Works on virtually every kind of pipe and comes in wraps that are 4”, 6” and 8” wide by different lengths which is determined by the diameter of the pipe being repaired. Depending on the size of the pipe and the size of the area being repaired, the sizing chart under models will assure you get the right size kit to make your repair. These kits have been used around the world on everything from petrol-chemical plants to water treatment facilities with tremendous success. # Heat resistant to 1197º F # Works on wet, dirty or corroded surfaces # Safe for drinking water system repairs