Class o û gulf-o-flex« rubber insulation Being a global challenger in engineered foams, rubber world industries llc developed ôgulf - o- flex«ö a foremost trademark in flexible foam insulation. Gulf-o-flex« pipe & sheets are flexible thermal insulation made from elastomeric foam based on synthetic rubber (elastomeric). Products & diversities: Gulf-o-flex« insulation pipes & sheets - gulf-o-flex« glue, gulf-o-flex« tape. Gulf-o-flex« is a flexible, closed cell, elastomeric, nitrile rubber insulation, it as a highly efficient method of insulating hot and cold water services, chilled water lines, heating system, air conditioning duct work, refrigerated pipe work, frost protection, energy conservation and condensation control. Gulf-o-flex« is dust free, fiber free, cfc free as well as odp of zero for environmental friendly products It is also formaldehyde free, low vocs, resistant mold and mildew. Gulf-o-flex insulation tubes comes in the box packing. The number of tube in one box depends on the id and thickness of the tubes.