Frost King SDB36WH Adjustable Door Bottom, 1" To 1-1/2" x 36", WhiteThe Adjustable Door Bottom for Storm Doors is a unique two piece construction that snaps together securely to fit the door width. Angled bottom fins not only seal out drafts and dirt, they can actually improve the closure of air cushioned doors. Adjusts from 1" to 1 1 2" x 36". White color. Adjusts from 1" to 1 1 2" x 36" The Adjustable Door Bottom for Storm Doors is a unique two piece construction that snaps together securely to fit the door width