There is only one sewage pipe, the kitchen exhaust smoke, and the toilet sewage should be done

Your wire is more than squared, you can use the following, but you can't use it.

I don't know how you structure, and how many layers you have. From the design itself, the net height of the meter, if it is a frame structure, there are beams about 400 to 600 on it, if the landscape is general, the height of the window sill should be considered 900, that is to say, your window is up to 1700 to 1900, if it is a brick-concrete structure, the beam is not considered, but the beam must be added, and there is no problem with 2 meters itself. Uniform façade windows are generally the same size, unless there is a special aesthetic shape. >>>More

Hello, this requires the design of your sewer pipes in your home, either the two can be separated or put together, it depends on how you design.

First of all, the waterproof materials used for waterproofing these three parts are different. The kitchen and bathroom can directly use the kitchen and bathroom waterproof slurry, and the balcony needs K11 waterproof slurry flexible + mortar waterproofing agent combined construction. >>>More

This depends on your house type, if the bathroom is on the first floor, but there is no garage or something underground, consider the direction and direction and location of the sewer pipe, find a professional person to see, but if it is more than 2 floors, consider the room layout of the residents on the lower floor. >>>More