For all their stylish attributes pedestal sinks present some installation challenges.
Pedestal sink drain height.
Drain and supply pipes must be roughed in at the right height.
Completed pipe work has to look neat.
This is the graduate school of do it yourself projects trethewey says.
Distance from the floor or wall to where the drain enters the wall or floor.
The drain line connects to the sink via a p trap a curved piece that prevents sewer gas from entering the bathroom and a tailpiece a straight piece that extends from the sink drain to the trap in most cases a standard tailpiece is the right length to reach from the sink to the trap but in the case of a high drain line or an unusually low sink the tailpiece can be cut to fit.
The countertop and cabinet are going away but shelving or recessed medicine cabinets can compensate for some lost cabinet space.
To get these rough in dimensions make a sketch of the wall and note the following measurements.
Decide whether you can live without the storage space of a vanity cabinet.