Centrifugal Fibreglass Wool pipe consist of lightweight cylindrical insulating sections. These sections are one-piece units with a slit along one wall length which opens for quick application and closes tight once in place. They provide excellent thermal insulation and are designed for use on pipes operating from -85 degreeto 454degree. Centrifugal Fibreglass Wool pipe is available bare for hot piping with a factory applied calico scrim jacket as a base for cement or paint finish and with aluminum foil jackets for use on cold piping where a vapor barrier is required. The longitudinal lap of the jacket has a self-sealing adhesive strip.