![Sea-Dog MaxBlast Air Horn - Dual Trumpet [432520-1] Brand_Harken download the data and use](https://cdn.shopify.com/s/files/1/0447/7544/0545/files/77924XL.jpg?v=1769649230)
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Made of galvanized steel
The i40 series is simple to operate thanks to the use of just three control buttons
Depth & temperature
Sea-Dog MaxBlast Air Horn - Dual Trumpet [432520-1] Brand_Harken download the data and useMaxBlast Air Horn Dual Trumpet MaxBlast Dual Trumpet Air Horn is constructed of durable chrome plated brass. When installed, the trumpet should point slightly downward to permit water drainage. Display pack includes horn, compressor, air tubing, and mounting hardware. At 121 decibels and a frequency (Hz) of 37515A 31515A, this horn meets the US Coast Guard's COLREGS, US Inland Navigation Rules, Annex III Regulations, and ABYC standard A 23 for boats
