Gers/Yurts aren't poorly insulated. They're actually a bit over-insulated for most places. You could easily add locking doors or plumbing (I've seen both in Mon

Gers/Yurts aren't poorly insulated. They're actually a bit over-insulated for most places. You could easily add locking doors or plumbing (I've seen both in Mongolian gers), but the real design advantages are the portability and wind load factors.