A flood opening or flood vent (also styled floodvent) is an orifice in an enclosed structure intended to allow the free passage of water between the interior and exterior.
A flood opening or flood vent (also styled floodvent) is an orifice in an enclosed structure intended to allow the free passage of water between the interior and exterior. (en)
A flood opening or flood vent (also styled floodvent) is an orifice in an enclosed structure intended to allow the free passage of water between the interior and exterior. (en)