1.Balanced aluminium door threshold is usually use in the fracture section to connect the wooden floor between two rooms.It’s common that there is fixed groove under the aluminium door threshold,its two side is flat and a little curved surface.Generally the wooden floor is cover from one space to another space,the balanced aluminium door threshold is use in the connection of two space which under the entrance of door,so that’s reason why use balanced aluminium door threshold,its shape is like the alphabet “T”which the surface is flat.
2.High-low aluminium door threshold is usually use in the connection between floor tile and wooden floor.Because the surface of floor tile is higher than the wooden floor,the aluminium door threshold which with fixed groove and its two side not on the same surface is suitable as the connection of two side wooden floor in different height.In home decoration,the height of tile and wooden floor is different,the wooden floor can not be curved,so that’s why use the high-low aluminium door threshold to made transition between floor tile and wooden floor which like the alphabet “Z”.
3.Trimming aluminium door threshold is use in the connection from wooden floor to wall where can not use skirting,the trimming aluminium door threshold like the alphabet “L”.