TRH 1/2 hole. Hold metal channel Hat alongside plastic strops and slide channel through hole. Minimum clearance behind wall: 2. Hold ends.of straps hee tween thumb and forefinger and pull forward you-until channel rests flush behind wall. Slide plastic cop along straps with other hind uti flange of cop is flush with wall 3. Snow straps at wall by pushing side fo side, shaping off straps level with flange of cap. 4. Place tem overfond. Insert hot through bemoan Hottentot until flush against item, then stop.