Pella Rolscreen 36 in x 81 in Poplar White Full View Aluminum Storm Door Conduit Fittings A: The fog free technology eliminates A: The fog free technology eliminates the need for heating elements spindle for durability high performance glass offers better insulation year round and reduces the harmful fading effects of the sun to protect your entry door and floor Bright brass traditional French scroll select handle set features a modern design with a keyed deadbolt lock to provide enhanced protection Heavy duty 1 3 8 in frame with reinforced corners to keep door square with limited lifetime warranty Covered installation screws provide a clean Rolscreen® retractable screen pulls down for a refreshing breeze or lifts up and glides out of sight for a clear view Low E