Two new homes located at 4108 & 4114 34th Ave. S. in Seattle's Columbia City neighborhood are available for pre-sale. The homes feature green roofs, radiant concrete floors, non-toxic interior finishes, and views of the Cascade Mountains. They are within 5 blocks of the Columbia City light rail station. The homes incorporate sustainable designs such as rainwater harvesting, permeable hardscaping, recycled materials, and energy efficient systems to reduce environmental impact and promote indoor air quality. Pricing for the homes starts between $715,000-$760,000 depending on options selected.