Profile: Storge Tech mainly focuses on manufacturing various kinds of storage tank equipment. We provide complete solutions for storage tank terminals for oil, gas, power, construction and chemical industries. Our product line includes breather valves (vacuum vents), flame arresters, fire fighting systems, sanction pipes, external and internal floating roofs. We are accredited with ISO 9001:2000 quality systems. Our model number 140 emergency pressure vent is a safety device that reduce evaporation of tank contents to atmosphere. When air pressure exceeds the preset setting, the palets opens, depart the seal between the seal and pallet & expels any excessive positive pressure. They are typically mounted to a flange or pipe, which connects the vapor space of a storage tank.