H2Out AVD3 installs on the fuel tank air vent line to protect engines and fuel tanks—up to 200 gallons—from water vapor. The vapor condenses into water in the tank, which creates sludge, and causes corrosion leading to engine failure. Applications H2Out AVD Commercial Fishing Vessels Power Boats Sailboats Trawlers Technical Specifications • Protect fuel tanks to 200 gallons • 4" D x 5.5" L (34 oz) • Capture water vapor before it condenses in fuel tank • Prevents water damage of fuel tank and engine systems • Infinitely renewable and reusable • Easily reactivate when blue media turns to pink (approximately six months before reactivation is needed)