More often than not the exisiting waste pipe is too low to install the trap which fits inside the pedestal richard says.
How to install a pedestal sink to the wall.
Installing a pedestal sink with toggle bolts requires the sink be positioned tight against the wall so you can mark the bowl s mounting holes on the wall with a pencil.
Hang the basin on the wall bracket and then install the mounting screws to hold the sink to the bracket and wall.
Learn how to prepare and install a pedestal sink.
These instructions show every step of the installation process from removing the old sink to connecting the plumbing.
If the sink doesn t have a mounting bracket install it directly to the wall with the fasteners provided.
Test fit the pedestal mark its location and then move it safely out of the way.
The pedestal is only a secondary support.
Install the bracket with the lag bolts.
First choose your sink thenhire a plumber to rough in a new waste pipe.
And whether you re replacing a sink in a small bathroom or looking for an attractive streamlined option that will show off the style of your entire bathroom installing a pedestal sink is a project most experienced do it yourselfers can tackle.
While the wall is open install blocking a horizontal 2x that s screwed between the studs at basin height beneath the palster or drywall.