The present invention relates to a vent for allowing air to be ventilated to the chamber of the house-type crypt, where the ashes are stored.;The present invention forms an air induction groove (11) in the upper center outside of the wall slab (10) constituting the house-shaped gravel grave, and the air passage groove formed by the bottom edge of the roof slab (20) obtained at the top of the wall slab (10). It is to provide a vent of the house-type chalcedony seedling characterized in that (21) is combined to form a vent.
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