Wood framing unique construction with innovative steel cable bracing at house structural that can be adjusted, enhance security and flexibility for this simple small house structure and lightweight building. Wagon eucalyptus beam system house construction support house perfectly and become surprising outdoor décor with fantastic detail. The interior organized simply, contains living space which integrated with kitchen, bathroom with small spa bathtub and bedroom. Leftover materials used and enhance, create aesthetic interior design. This modern small wood house built with sustainable and environmentally correct strategy design. Passive solar energy in the openings, thermal insulation between the walls (rock wool recycled) and solar panels for water heating applied. Team building: Luciano Silva dos Santos, Everton Sobral, Osmar Aparecido, Andre Eisenlohr.