Saint Gobain FCS9593-M Fiberglass Mesh Vent Screen, 6" Mesh, 6' x 100'Fiberglass Vent Mesh is designed to prevent insects from entering the vents in your garage or attic. The mesh is fine enough to keep out larger insects but strong enough to withstand damage from birds and squirrels. Install by covering top of gutter where leaves and other debris can enter. Apply over vents, louvers, soffits and other openings. Can be staples, nailed, wired, strapped or pressure fitted into place. Type: Mesh Mesh Size: 6" Overall