Replacing Drain Pipes Under Kitchen Sink

Traps come in 1 1 4 inch standard bathroom sink or 1 1 2 inch standard kitchen sink inside diameter sizes.

Replacing drain pipes under kitchen sink. The steps for installing the sink drain will depend on how different the new sink is from the old one as well as what other components are being installed. First you have to disassemble the old drain to enable you to remove the strainer that is most likely the leaky culprit. You should also tell everyone in the home that you are removing the drain pipes or you might want to shut off the water so no one floods your area to begin the process you will want to remove the existing drain pipes. Replacing drain pipes under kitchen sink disconnect the old drain.

When replacing a p trap you should use the same type of trap you remove. The strainer is the back section that is located below the sink s white bottom. Remove any supplies or equipment from the area under the pipes. 3 main problems explained.

I had 3 major problems that i. Traps are made from abs black pvc white or brass either chrome plated or natural colored. Remove existing piping and drain. 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.

Place a 1 gallon plastic bucket under the p trap the bend in the plumbing and turn on the water at the sink.