Operating profitably since 1980, Industrial Thermo Polymers Limited (ITP) is a leading international manufacturer of extruded polyethylene foam products in North America. Under the brand name Tundra, ITP produces several key product lines that have earned widespread acceptance in a broad range of markets, including Standard and Self-Sealing Pipe Insulation, Insulating Foam Filler and Tundra Noodles: North America's top selling water toy. In addition to the innovative Tundra family of products, ITP is also North America's foremost manufacturer of Sealant Joint Backer Rod Products for the Waterproofing Industry.