East According to theory of feng shui as the sun sets in the west, the western described as fall and harvests. These elements of land, agriculture are an important part. Metal elements but also become part of the west because metal is a material of all agricultural equipment that can develop and nourish in the field of agriculture. To bring the metal is to use white and metallic colors. In the interior design you may be able to use the lamp, desk, a sculpture on the west wall house or room. If you are creative then you can combine the ground, glass and metal frames. Ideas & Inspirations.