초록 ▼

An insulating cover for overlaying a ceiling vent beneath an attic fan includes a substantially rectangular frame member having top and bottom edges. Horizontally disposed between the top and bottom edges are a plurality of panels including an intermediate insulating layer for minimizing air flow th

An insulating cover for overlaying a ceiling vent beneath an attic fan includes a substantially rectangular frame member having top and bottom edges. Horizontally disposed between the top and bottom edges are a plurality of panels including an intermediate insulating layer for minimizing air flow through the vent. A plurality of spring biased retractable fingers are mounted to the vent border which may be selectively extended to retain the cover therewithin.

대표청구항 ▼

[ What is claimed is:] [1.] An insulating cover for use in a building having an opening in a ceiling and an attic fan thereabove with a vent mounted to the ceiling and covering said opening, said vent including a peripheral border and an air permeable portion therebetween, the cover comprising:a sub

[ What is claimed is:] [1.] An insulating cover for use in a building having an opening in a ceiling and an attic fan thereabove with a vent mounted to the ceiling and covering said opening, said vent including a peripheral border and an air permeable portion therebetween, the cover comprising:a substantially rectangular frame member having four side walls, each having a top edge and a bottom edge, said frame dimensioned to fit within said vent border;at least one insulating cover panel horizontally received within said frame member, said panel having four edges, each of which is immediately adjacent a sidewall of the frame member to obstruct air flow through said vent;a plurality of spring biased retractable fingers attached to the vent border, each of said fingers movable between an extended and retracted position.