Moeller Fuel Tank, Bow Mounted, Low Permeation, 6 Gallon. Moellers portable tanks (12 gal or less) are manufactured from nano particle-infused high density polyethylene to prevent the escape of hydrocarbons at the molecular level. They feature (ABYC/NMMA/EPA/CARB Compliance), Rotating fuel withdrawal, Fuel reserve, Sight gauge, Cap tether, Audible click on closure of cap, Two-way vented cap, and a Two Year Warranty. This tank measures 19"L x 16.5"W x 11"H .