| Window thickness | 50mm, 75mm, 100mm (special thickness can be customized) |
| Silk screen color | White, Black |
| glass thickness | 8mm |
| Window form | Right angle, outer square inner circle, outer circle (stainless steel can be attached inside) |
| Door core material | Flame retardant paper honeycomb/aluminum honeycomb/rock wool |
| Viewing window on the door | Right angle double window - black/white edge Round corner double windows - black/white trim Double windows with outer square and inner circle - black/white edge |
| Glass type | Tempered glass, fireproof glass |
| Sealing type | Silicone |
| Surface treatment | Sealed around, built-in desiccant in the window and filled with inert gas |