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The outside temperature and humidity sensors are housed in a 24-hour Fan Aspirated Radiation Shield for maximum accuracy
No more torn fender eyes
A proven navigation tools used by the US Coast Guard
and making exact sextant shot on foggy mornings
Air-Flow Tels - SKU 950 Product Line_WeatherLink Live The outside temperature and humidityLightweight, ripstop nylon Air Flow Tels attach to sails with waterproof adhesive locator discs. No holes required. Tels show the air flow across the sailsallowing you to trim sails for maximum performance. Each kit includes 14 Tels and full instructions on where to apply them and how to read them. Highlights Click here to learn more about the product. Lightweight, ripstop nylon Air Flow Tels attach to sails with waterproof adhesive locator discs. No