Living Room, Wood Burning Fireplace, Light Hardwood Floor, Rug Floor, Sofa, Storage, and Chair The restrained 820-square-foot interior is defined by the angular ceiling. Garlick left the prefabricated structural panels unfinished to save on material costs. A True North wood stove from Pacific Energy heats the house. Max, the family’s cat, naps on a vintage rug purchased on eBay.  Ideal Angles by Jill Southern from Learn How to Connect with Nature from This Off-the-Grid Prefab