207. Good Materials

Today there is a conflict in the nature of materials for building in the industrial society. Use only biodegradable, low energy consuming materials, which are easy to cut and modify onsite. For bulk materials Alexander suggests ultra-light weight concrete and earth based materials like tampered earth, brick, and tile. For Secondary materials use wood, gypsum, plywood, cloth, chicken wire, particle board, corrugated iron, lime plasters, bamboo, rope and tile.
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Setenil De las bodegas

The two main streets of Setenil are named after the amount of sun they receive. The Caves of the Sun, face south and are warmer than those of the shade. However the interior of the houses in both streets conserves a special microclimate, which keeps a cool temperature in the summer seasons and is warmer in the cold winter. 
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Setenil’s origins are a mystery, however the blackened ceilings indicate they date bate to prehistoric times. The fact that they are still inhabited today due to their thermal efficiency of Good Materials. 

Assilah Eco Village