1. There is no beam at the top, and the opening and closing mode is left-right translation, which is divided into left opening, right opening and double opening
2. Opening width: single opening 1000/1200/1500
Double opening 2000/2400/3000
3. Opening height: 1200/2000/2200
4. Color: yellow (ral1023) black (ral9005)
5. Door lock option: hook lock