Since 1992 AMBEST S. A. manufactures a complete line of underground storage tank hardware and petrol station equipment. AMBEST S. A. is a UL listed company, certified by Underwriters Laboratories in compliance with ISO 9000-2000. The full product line includes valves, Spill Containers and Manholes, Suction System Components and a wide variety of single and double wall Flexible Piping Products ranging in size from 1, 5 inches thru 4 inches. Tank and Dispenser Sumps, Entry Boots, Leak Monitoring Systems and Modular Drainage Systems complement the product catalogue. References in Latin America are Repsol YPF Argentina, Shell Argentina and Chile, Petrobras Argentina and Paraguay, Sol Petroleo Argentina, Texaco Uruguay, Copec Chile. Apart from the tanks and dispensers, Ambest product range includes everything necessary to set up a gas station fuel dispensing installation. Indeed, it is this ability to provide multiple products in a package, which helps it to distinguish from the competition.