Perko Fog Horn is aluminum with white baked enamel finish and nylon mouthpiece. Conforms to US inland rules for vessels under 5 meters. Not as loud as air horns, but this horn will never run out of gas! A great backup horn, if you do need a noise signal and your air horn runs out, you'll have this manual horn.
Pea-less. Made of orange injection molded ABS plastic with a stainless split ring. Developed for the US Navy and meets U.S.C.G. regulations. loud, shrill dual tone sound is audible from great distances and unique flat design prevents whitle from holding water. Includes lanyard.