New York Wire FSP8509-U Doorway Screen Curtain, 38" x 81"Fits up to 36" door openings. Bottom weighted fiberglass mesh curtain that can be hung in doorway openings to allow fresh air in. Keep bugs and insects out. Use in homes, campers, RVS, patios, adjustable mounting rod & hook and loop fasteners. Collapsible temporary screen without expense of permanent screen door installation. No tools required to install. Simply twist to adjust the tension rod to fit the doorway opening. Loop the screen over it and