venting; dsw; toilet

Hello, I am looking at changing my master bathroom floor mounted toilet with a Geberit concealed wall hung toilet (2x6) and wanted to know if this change could use existing venting and overall if this change is correct for waste. Located in Ontario, Canada. I have two full bathrooms on the 2nd...

I am adding a basement bathroom where the waste pipe out of the house is above grade. I will be adding a sewage ejector pit/pump. See diagram. The pit will be in direct line with the shower drain which is approximately 30" away from the 2" p-trap and approximately 29 inches away from the...