Sliding Barn Door Gap
Screw a board to the bottom of the door you will have to remove the door.
Sliding barn door gap. This step may not be included in your hardware instructions if you bought them separately. You can either glue or nail a flat molding on the bottom of the door. If you have a gap in the bottom of the barn door you can screw a board to the bottom of the door. Like 2 save.
For the best seal my recommendation would be some pieces of weatherstripping or gasket. Or you can get a track joiner if you want the doors to be able to slide to either side. In the picture you show you could place one piece vertically on the wall side of the door on the end the picture was taken. Purchase twice the length of brush as the width of the door so that you can attach the brushes top and bottom.
Don t get all excited about a big chunky barn door build a 40 wide one for a 6ft long door track. If you do you won t be able to get your door to completely clear your doorway. The first thing that comes to mind for most people when they see sliding barn doors inside a house is how much noise gets through to the other room. Or you can get a track joiner if you want the doors to be able to slide to either side.
It looks like the gap is caused by the hardware for this barn style door which is a common scenario. You can modify a door stop included to cover the gap between rails if you prefer a seamless look. You have to be careful with wood trim if it fills the gap it can scrape the doors as they slide by barn doors have to have a gap in order for the doors to work. This step may not be included in your hardware instructions if you bought them separately.
Generally speaking barn door tracks come in two sizes. A door sweep and weatherstripping tape can be used to cover gaps. To soundproof a sliding barn door make sure there are no gaps or cracks that noise can travel through. With the door closed measure the gap between the floor and the bottom of the door.
Glue nail some flat molding wood with a 1 4 overlap on the door to cover the gap. You will have to remove the door for this process to be more accessible. Screw the metal flange of the brush to the bottom of the door so that the brush deflects about 1 8 inch at the point of the greatest gap. Install the soft close mechanisms before hanging the door slabs.
Have a 1 4 overlap on the door to cover the gap where the noise is coming through.