Davis Quick Reference Coastwise Piloting Card [126] Marine Navigation & Instruments Forces water backs up into

Forces water backs up into plumbing lines to break up clogs in pipes

17 Lb WARNING: This product can expose you to chemicals including di(2-ethylhexyl)phthalate (dehp) which is known to the State of California to cause cancer

The CHIRP ClearVü element has a power rating of 500 W and operating frequencies of 260/455 kHz

Pressure Cut Off: 5 bar - 70 psi

316 Stainless Steel Housing with Polycarbonate Lens

Davis Quick Reference Coastwise Piloting Card [126] Marine Navigation & Instruments Forces water backs up intoQuick Reference Coastwise Piloting Card All the piloting information you need at your fingertips: dead reckoning basics, true and magnetic compass relationships, position finding, estimating distance off, and current and leeway corrections. Helpful hints on chart reading, preparations, checklists, fog navigation, and depth soundings without a fathometer. Includes time, distance & speed calculator, relative bearing gauge for length off calculations,