Throughout the world OPW equipment is hard at work safeguarding against costly petroleum and chemical spills, tank overfills and fugitive vapor emissions. Whether your need is at the terminal loading rack, or outfitting a fleet of tankers or rail cars, OPW systems set the standard for real-world performance in the most rigorous and demanding applications. If the safe, profitable handling of hazardous liquids and dry-bulk commodities is your concern, trust OPW.