Scott McDaniels from the Van's prototype shop covers some details and helpful tips about building an RV fuel tank in this walk-through video. You can use this information in combination with your plans to better understand how the pros approach the process.
0:00 Introduction
1:26 Overview, prep and assembly tips
7:26 Tank sealing philosophy
11:02 Flange install, basic techniques
33:53 Installing Stiffeners
43:05 Prep rib
56:45 Install rib
1:23:53 Outboard end rib
1:42:44 Inboard end rib
1:47:35 Fittings
1:50:28 Rear baffle intro
1:54:49 Baffle wall sealant
2:09:48 Install baffle wall
2:22:13 Z-bracket install
2:35:29 Conclusion/Wrap-Up
