In Cuba the water skimps, does not come to the houses directly, and lacks a suitable cleaning. The demand of electricity is almost over the real capacity of generation, and the blackouts are more frequent and long that the time where there is electricity. In relation to the housings, not only the number of the same ones is lower than the demand(lawsuit) habitacional, but 65 % of the existents are in danger of precipice or of fire provoked by the poor electrical wiring.