Patent ID: 7097557

Claim:
An insulated crawlspace vent apparatus, comprising: a rigid unitary frame structure to be installed in an opening of a foundation wall in a crawlspace; said rigid unitary frame structure comprises a four-sided structure forming a complete rectangle; a screen structure permanently secured to said rigid unitary frame structure covering said opening in said foundation wall in said crawlspace; a foam insulating panel being made entirely of foam and being removably secured within said rigid unitary frame structure and being positioned toward an exterior surface of said foundation wall of said crawlspace; said rigid unitary frame structure is formed in the shape of a picture frame which is glued to said foundation wall in said opening; said screen structure is positioned towards an interior of said crawlspace and of said vent apparatus to keep out insects and other unwanted creatures and materials; said foam insulating panel is provided with a handle device to facilitate removal of said foam insulating panel from said insulated crawlspace vent apparatus; one or more holding clips which permit said foam insulating panel to be removed from said rigid unitary frame structure for summer use or installed for winter use; and said foam insulating panel closes from the outside and may be latched shut to keep out the cold.