Exterior, House Building Type, and Wood Siding Material A technique was used for the wood front of the house called shou-sugi-ban, a traditional Japanese technique burning cypress wood to make it more sustainable. The wood is layered with bright orange planks. Solar collectors, which consist of double-glass tubes that minimize heat loss, form a cornice on the front facade of the house. A wind turbine is on the roof.  Photo 9 of 11 in A Guide to Shou Sugi Ban and 8 Homes Featuring the Japanese Technique