US 6,308,473 B1 · Roof louver filter system

Abstract

A roof louver filter system for preventing snow from entering an attic of a building structure through a roof louver vent during inclimate weather conditions. The inventive device is comprised of an air permeable material that is formed into a U-shaped structure for being positioned within a roof louver. The U-shaped structure includes a front portion, a first side portion and a second side portion. The first side portion includes a first slanted edge and the second side portion includes a second slanted edge for conforming to the rear rim of the roof louver when installed. The inventive device is preferably constructed of a polyester fiber material thereby preventing water and insects from entering into the roof louver. The inventive device prevents snow from directly blowing into the attic of the building through the roof louver during inclimate weather conditions.

Claims4

Dependent claims

A roof louver filter system comprising:

a flat U-shaped structure comprised of a fiber material that is air permeable and positionable underneath a roof louver;
wherein said U-shaped structure comprises:
a front portion;
a first side portion attached orthogonally to an end of said front portion;
and
a second side portion attached orthogonally to an opposing end of said front portion;
wherein said first side portion includes a first slanted edge;
and
wherein said second side portion includes a second slanted edge.

6 more elements

Dependencies are inferred from the claim text.

Roof louver filter system

Life of this patent

Roof louver filter system

Life of this patent

Abstract

Claims4