The bathroom floor is 10 centimeters higher as a whole, and there is no way to install doors and doo

The bathroom is 145 cm wide and 280 cm long. . .

The toilet area of 145 cm wide and 280 cm long is still square meters, and it still doesn't count. This kind of large can be fully installed with toilets, shower facilities, and handwashing stations in a lifetime. >>>More

If it can be confirmed that it is not a load-bearing wall, the property and the developer will not care.

According to this size, it is recommended to choose an exhaust fan with a size smaller than the reserved position, and then use the reasonable cutting of the gusset plate to become an electrical panel frame to fix the exhaust fan. >>>More

Make sure there's nothing else to try out there.

This should be available in hardware stores or some electrical stores, and the price depends on the quality, and there are hundreds of good ones.