Anti-siphon valves are required by Federal Law and the USCG on all permanent fuel tank installation. Use 15 (Brass) calibrated for HP 200 & above and 30 (Aluminum) calibrated for HP below 200
- Delivers Coast Guard/industry standard anti-siphon protection on all gasoline-powered boats
- Combines anti-siphon protection with a convenient hose barb designNOT TO BE USED IN POTABLE WATER SYSTEMS
