Volvo Penta D13 air vent for fuel system

From starboard cabin

From starboard cabin
Scovill, 316 stainless, etc https://www.ebay.com/str/jclarkemarine
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The ALTAIR 4X is an extremely durable Multigas Detector that simultaneously measures up to four gases from a wide range of XCell(R) sensor options including combustible gases, O2, CO, H2S, SO2 and NO2. Its four-year sensor life is 60% longer than the industry average, while its 24-hour run time exceeds the industry average by 71%….
Now you see. SEA.AI alerts crews early and reliably about objects on the surface of the water. Using latest camera technology in combination with artificial intelligence, SEA.AI detects and classifies objects, including those that escape conventional systems such as Radar or AIS: unsignalled craft, floating obstacles, buoys, inflatables, kayaks and persons over board. SEA.AI VS….