Replace Kitchen Sink Drain Pipe In Wall

Place a rubber compression gasket inside of the drain pipe.

Replace kitchen sink drain pipe in wall.

The drain pipe corroded a couple feet down the line and is leaking. I d like to replace the entire run from the sink to the sewer with pvc. Insert a compression gasket into the top of the drainpipe of the sink. Fasten each pipe together by twisting on a ring shaped nut with pliers.

This can be done in at least two basic ways. If you have a garbage disposal unit don t forget to install the pipe running from the drain pipe to the side of the unit. The sink drain runs into a wall behind the cabinets and then straight down into the basement. Measure the tailpiece for buying a new kitchen sink.

15 to 30 there aren t many reasons for changing out the drain pipes under a kitchen sink but it s not uncommon to replace the drain assembly during a kitchen renovation when the sink is being replaced. It should fit snugly into place. Follow the pipe to the point at which it connects to the. Remove the old drain pipe remove the old drain assembly from the top down.

First the wall can be opened and. This video shows how to assemble drain pipes under a sink. Remember the drain trap the u shaped bend will have a small amount of standing water so have your bucket or bag handy. Go into the crawlspace if the sink is at ground level and find the point at which the pipe passes through the bottom plate of the wall.

Place a p trap under it to connect it to the pipe in the wall. You can choose a new sink with a deeper basin than the existing sink has but if it hangs down too low it won t drain properly and you ll have to lower the sanitary tee connection in the drain line inside the wall. I don t know how to remove the section in the wall without cutting into the back of my fancy ish new ish. A rubber compression gasket is a small flexible gasket that creates a watertight seal.

It may be necessary to replace the entire drain pipe from the sink all the way to a main drain pipe in the building.