| For horreos mixed as for those of the wood, aeration makes through the separate boards. |  |
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 Horizontal boards (infrequent) |
| Natural aeration with the brick digs |
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Stony granaries Aeration on 2 opposite faces or on the 4, with search for ornamental motives According to regions, cracks dug in the granite are vertical or horizontal. |
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| The door can be in facade |
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but more generally it occupies a cog. Nowadays, doors in metal replace
sometimes the traditional wooden doors. |
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Particular horreo in
a small region of the edge of Pontevedra's ria. The door is centred
on a facade with addition of a small pediment.