Patent ID: 8511938

Claim:
A flood flaps vent for sealing a building crawlspace, the flood flaps vent comprising: (a) a vent box portion comprising open opposite front and rear ends on either end of a vent passageway in the vent box portion, the vent box portion comprising a top box portion, an opposite bottom box portion, and two side wall portions, the top box portion comprising at least one flap slot adjacent a rear end portion of the vent box portion; (b) at least one flexible flood flap extending across the open rear end portion of the vent box portion, an upper edge of the at least one flexible flood flap being seated in the correspondingly sized at least one flap slot, other side flap edges of the flexible flood flap being unattached; and (c) a grate portion over the open front end of the vent box portion; wherein the at least one flexible flood flap substantially occludes the rear end portion of the vent box portion when the at least one flexible flood flap is in an at rest, home position; and wherein the at least one flap slot is elongated and in the top box portion, with an upper portion of the flexible flood flap inserted therethrough.