Maximize energy efficiency in your home or business with this pipe insulation from Owens Corning. It can protect your pipes against freezing, condensation and other potential hazards. Made for 10" iron pipes, this 3 ft. fiberglass pipe insulation provides 1-1/2" of insulation. Hinged with self sealing lap insulation makes it easy to install. It comes in tan. This pipe insulation is GREENGUARD Certified. An approximate R-value of 7.8 leads to prime insulating power and better performance.