Under the sink drain pumps allows the freedom to install fixtures where gravity drain lines are not available. These units are designed to for gray wastewater .
So I located the pump under the stairs that was right next to the sink.. You could just install a ventless cap over the vent instead of running another line.. I have a Sump Pump that is attached to a washing.machine and a basement double .
The first step to installing a sump pump is to find a location where the water collects. This location needs to be near a GFCI (Ground Fault Interrupter Outlet, .
Wrap Teflon tape around the discharge port on the side of the pump. Then attach a threaded PVC adapter to the port. 6. Connect lengths of PVC pipe and elbows to extend the pump's drain line out of the sink cabinet.
Clean any debris from sump pit and set pump in center of pit. A solid bottom will prevent clogging of the pump from sand and dirt. 2. Connect discharge piping .