Tropical ventilation well

A ventilation well in combination with a building, the ventilation well for providing the building with hurricane resistance, the building comprising an inclined roof and a height, the ventilation well having a height, an upper portion adjacent to the roof and a lower portion spaced from the roof, the height of the building equal to the height of the well such that the well extends over the entire height of the building, the ventilation well comprising:

• an internal channel having at least one lower lateral opening located in the lower portion of the well and an internal top opening adjacent the roof communicating with an exterior of the building, and an upper external channel having at least one upper lateral opening located in the upper portion of the well and an external top opening adjacent the roof communicating with the exterior of the building, each of the at least one upper lateral opening and the at least one lower lateral opening communicating with an inside volume of the building;
• the channels are vertically extending and concentric, the internal channel extending the height of the well and the external channel extending only over the upper portion of the well;
• and
• a cap, adjustable in height, at a top of the ventilation well.