Metal barns and the stuff nobody tells you
The Quonset hut is so popular, that there are even portable plastic style ones available now too. Quonset huts are used for green houses, canopies for recreations vehicles, boat shelters, animal shelters, the list goes on and on. Quonset hut canopies are now used for boat shelter, animal shelters, green houses, etc. The Quonset style green houses are made out of a metal frame with a plastic cover. The shape and size on the Quonset green house, makes them really easy to heat.