A new RV Builder's Hotline article from Kevin Faris.
If you have ever flown the Piper Cherokee 140’s you learned to appreciate the “tabs” inside the fuel tanks. If you filled the tanks above the tabs you have a two passenger airplane with four seats. Over the years several pilots have commented to me on how nice it would be to be able to accurately know how much fuel is on board. It seemed to me it would be really easy to do this in an RV where you build the tanks and seal them yourself. (Read the article)