ATTWOOD FUEL VENT LINE SURGE PROTECTOR

Safe, Enviro-Friendly Fuel Spill Protection avoid fuel spills and fines! Helps prevent vent line spills due to tank sloshing and refueling. Installs easily into existing built-in 5/8" vent lines. Durable construction withstands oil, gas, alcohol-blended fuels. Tough glass-filled polypropylene and simple surge-ball design ensure reliable performance. With non-automatic nozzles, the surge protector causes a gurgling sound to indicate that the tank is full.