abin living more often calls to mind images of well-weathered, wooden structures sited high atop a mountain. Rarely does a colder, more urban material like concrete come into view. But concrete can create a unique aesthetic complemented with an airtight building envelope that can help regulate indoor air temperature. Like wood, it offers the opportunity to utilize recycled materials to cut down on waste. Concrete is also incredibly durable in extreme weather conditions, and generally more mold- and insect-resistant.