Armacell's polyethylene foam pipe insulation is ideal for use in a broad range of insulation applications and can be used as a protective cover where necessary. Its polyethylene construction and closed-cell structure prevent condensation, heat loss on hot water pipes, and protect all water pipes from freezing. This pipe insulation is commonly used in residential and light commercial plumbing projects due its ability to maximize energy savings, decrease plumbing noise, and durability. With its semi-slit and self-seal style, this pipe insulation is easy to use and quick to install.