Blankets Click here to let us help you put together specs for your specific needs Click to email Ballard Insulation The primary reason for insulating a marine exhaust system is safety... blankets installed the oil will reach only the cool exterior of the blanket. In addition, workers are protected from burns in case of contact with the exhaust system. An added... flanges. In case of a seal on a flange breaks, the spray shield will prevent oil spray. Removable Insulation Pads Exhaust systems on marine vessels require periodic maintenance. This can...