BAuthentic Magnum water4gas HHO Safety Check Valve 14 inch tubing w LIFETIME WARRANTY ReviewbP PP Authentic Magnum water4gas HHO Safety Check Valve 14 inch tubing w LIFETIME WARRANTY PHigh Grade Medical quality - Factory limited 10-year warrantyPHeat- and acid-proof design - to 212 Fahrenheit 100 CelsiusPUniversal Fit to all VehiclesPLeak-proof seal with pressure up to 150 PSIPLifetime durability - Made in EuropeP