Shower enclosure seem to come in 1 85m 1 9m and 1 95m.
Gap above shower door.
Bypass or sliding shower doors are a common solution for a small bathroom or bathtub showers.
That s with floor to door top height of 7 feet.
A small gap above the door can be filled by weatherstripping which is flexible and will conform to the gap filling the space up and preventing air from entering and exiting.
Bypass or sliding door dimensions alcove shower bathtubs commonly are 60 inches wide and their bypass or sliding doors are usually about 58 inches.
Consist of two and sometimes three panels that slide along each other on tracks.
Ideal for wide openings with a typical opening of 60 inches wide.
Question is will it be a problem only having a 6cm air gap above the door and side panel.
Then build it out with 1 2 hardee board or durock and then cover it with tile.
Sliding door operation requires no floor space for opening door.
Between the thinset or mastic whichever you.
The one i like twyford t4 or geo6 is 1 9m.
It must be exactly 60 inches.
Different types of weatherstripping are made from rubber felt and foam.
Tear off the tile of the existing wall in question.
The edge seal along that edge is probably there to hide the condition you are describing.
Raised decorative metal panels that are designed to look.
This dimension might be direct to stud or between two wall coverings.
The distance between the tray and the ceiling is 1 96m.
Some are nailed on some have adhesive backings and some slide into a notch in the door jamb.
Decorative panels intended for use as backsplashes on kitchen and bathroom sinks can be installed above the shower surround.
The door guy said 24 inches is a good number depending of course on your ceiling height.
The industry standard is 1 16 but i think even that is pushing it.