Heavy Duty Floor Closers Ideal for heavy-duty, interior or exterior doors Offset HungModels available for doors weighing from 200 to 1500 lbs. Center Hung Floor ClosersSingle or double acting models available for doors weighing 200 - 1000 lbs. Independently HungUsed as a concealed floor closer for independently hung doors – butt hinges, pocket pivots, or continuous hinges.