Definition
Wall is the outer side/border in a building or the separator to other building. If the building has more than one type of wall of the same floor size.the one considered the widest wall is the more costly wall(smallet code).
1. Concrete is wall made of red brick or hollow brick layers plasterd with cement. Including in this category is wall made of red brick layers and plastered, but using wooden beam installed in usually 1 - 1.5 meter distance.
2. Wood is wall made of wood.
3. Bamboo/fiber is wall made of bamboo or fiber. Including in this category is wall made of bamboo weave with size less than 1 m X 1 m.framed in wooden beam and plastered with cement and sand.
4. Others for other types not included in category 1-3.