From brass to aluminum, make the right connections with Moeller OEM Select fuel components. Constructed of brass, these Moeller must-have valves meet ABYC H-24 requirements and provide ant-siphon protection. Delivers Coast Guard/industry standard anti-siphon protection on all gasoline-powered boats. Combines anti-siphon protection with a convenient hose barb design. Brass ASV’s calibrated for 200 hp and above.