Browse Forums Bathrooms and Laundry the step up is 30mm and wanting it to be flat . how much does the concrete have to be lowered .we plan on removing bath and lenghten shower and adding seat. the old bath… 0 8160 Thanks for the suggestion. The space between shower and sinks was too tight. I agree about the toilet location. So I have tried two other options: The lower one is… 3 4561 |