Here is a short walk through of my 20' radius 4V geodesic dome. This dome was built using 1/2 SCH 40 PVC pipes and Geodesic Dome Hub Connectors acquired from Sonostar Hub. Sonostar: Geodesic Dome Hub Connectors: www.sonostarhub.com/ See all the photos here: www.facebook.com/media/set/?set=a.10200676457370330.1073741826.1127760432 Watch for my full article at SurvivalistMagazine.com We Are Change Alabama - Leesburg Be the change you want to see in the world!