This second part is devoted to housing, and aims at listing all housing units for the households at time of the census, at gathering information on building characteristics, and to obtain indicators on the conditions in which the population is housed.
4. Column H18: Main roof materials
Likewise, one shall describe the material used for the roof of the chosen building. Possible cases selected are: iron sheets, tiles, concrete, adobe, straw, other. The terms "concrete", "adobe" have already been defined above. For "iron sheets" and "tiles", count only in these categories the houses of acceptable quality. Informal shelters, covered or not with iron sheets, shall be classified in the "Other material" category.
Circle the number corresponding to the answer, while referring to the above definitions, such as:
Thatched roof: A thatched roof is a roof made of straw, bamboo, palm leaves or any other vegetative material. Generally, this is the most common cover for traditional round huts.
Other materials: Roof that does not present any other characteristics: iron sheets, tiles, concrete, adobe, thatch.
Codes selected for the various items are the following:
 1 Iron sheet
 2 Tiles
 3 Concrete
 4 Adobe
 5 Thatch
 6 Other material
Example 1: The building to be described is an apartment building, with several floors, and the roof is made of concrete. Then, one must circle the number (3): Concrete.
Example 2: The building is made of concrete, and the roof is built in wood, covered with a layer of adobe. Here, one circles the number (4): Adobe.
The institutional households are also concerned with this question.