Utility Sink Drain To Floor Drain

A laundry sink is only required to have a 1 1 2 trap and drain line.

Utility sink drain to floor drain.

It ll run along the room near either the floor or ceiling depending on where you re installing the sink. The floor drain will be connected to your storm sewer. Plumbers must connect drains to the main sewer line and typically leave a pvc or metal pipe extending. Set the utility sink in place against the wall where the rough plumbing drain is installed.

If you are in an older home where they are shared you could do it but you will have to excavate the floor and make the connection sub slab with rigid connections and not flexible hose or pipe. But frequently it s not and in that case a new 1 1 2 inch p trap drain kit will help you connect the new sink to the drain pipes. In this configuration the sink serves as a reservoir for the discharge from the washing machine then the 1 1 2 drain line from the sink will meter the flow into the existing 1 1 2 drain line at the proper rate to insure good flow under gravity flow conditions without. Cut section of pvc or abs drain pipe that will attach to your new utility sink some times it s necessary to cut old drain pipes.

Laundry sinks also usually lack a disposal unit as you find attached to many kitchen sinks. Locate the room s drain pipe and pick where you ll attach the sink s pipes to it. Some utility sink setups even forgo the standard u trap and instead dump into or near a floor drain nearby. Cut through the drain pipe with a hacksaw.

If i had just a standpipe draining the washer that went straight down into the floor i would just cut that off replace with pvc and hook up both the washer and sink to it. If the basement floor is lower than the spot where the main sewer line exits the home the floor drain could connect to a third type of drainage system a sewer pit with an ejector pump. This video shows how to assemble drain pipes under a sink. If the drain runs to a sewer pit which is not the same as a sump pit it s permissible to drain a washing machine or sink in the floor drain.

A sink needs to be connected to your sanitary sewer.