Our 6V Geodesic Dome Kits are available in standard 0.5" PVC or Mega designed for 1" or 1.5" PVC. This larger frequency offers the most stable and strongest dome build. This is the largest geodesic dome we offer and is great as an emergency dome shelter, used as a pop-up geodesic event dome, as a PVC Dome Chicken Coop, great as a dome shelter for the upcoming Burning Man festival. and many other backyard dome shelter projects for the family. You are only limited by your imagination.