The prefab steel frame lightly touches the wood to prevent mold and mildew.  Photo 5 of 5 in Homes that Make Going Off-the-Grid Look Good by Heather Corcoran from Modern Off-the-Grid Retreat in Oregon

Homes that Make Going Off-the-Grid Look Good

5 of 5

The prefab steel frame lightly touches the wood to prevent mold and mildew.