. Vega 900 x 800mm Bi-Fold Door Shower Enclosure Summary Our Vega 4mm glass range of shower enclosures are practical & stylish whilst being fantastic value. The enclosures feature clear tempered glass & chrome finished profiles. The Bi-Fold mechanism is perfect for saving space in small bathrooms. Shower Enclosure. Height 1850mm Sliding Door Width 900mm Side Panel Width 800mm 4mm tempered glass Chrome finish profiles Adjustable up to 20mm from wall (both Door and; Side Panel) Excludes shower tray and; waste.