Question: How Do You Install A New Kitchen Sink Drain??



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DANCO HOW TO | Replacing a Kitchen Sink Drain – YouTube


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What is a trap under the sink?

In most homes, there is a P-trap installed under the sinks in the bathroom and kitchens. A P-trap is a plumbing fixture that has several purposes. It traps debris that has drained from the sink and prevents it from forming a clog deep within the plumbing system, and to stops sewer gases from passing into the home.

How do you install a sink drain pipe?



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How to Plumb a Drain – Sink Drain Pipes – YouTube


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Can I use silicone instead of plumbers putty?

Some plumbers and installers favor plumber’s putty for installing drains, while others lean toward the more modern waterproof material called silicone caulk. Both plumber’s putty and silicone caulk provide a watertight seal for a sink drain.

How do you seal a kitchen sink drain?

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Kitchen Sink Strainer – YouTube


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How do you remove a trap under a sink?

Bucket, wrench or channel lock pliers, rags, cleaning brush, masking or duct tape.

  • First, locate the drain trap under your sink.
  • Place a bucket or dish pan under the trap to catch any water that might come out as the trap is being removed.
  • Unscrew the slip joint nuts on each side of the “J” section of the trap.

Why is an S trap illegal?

The purpose of a trap is to prevent sewer gases, and possibly vermin, from coming in to the home. Back to “S” traps – The reason “S” traps aren’t allowed is because they have the potential to suck, or ‘siphon’, water out of the trap as the water flows down the drain.

Does a sink need a trap?

A plumbing fixture like a sink can not function properly without a sink vent. When a drain pipe drains it creates a negative pressure in the sink drain; the negative pressure will pull the water out of the p-trap of the sink that’s draining and sewer gases can enter your home if a sink vent is not installed.

Can a shower and sink share a drain?

Yes, you can vent the sink drain into the shower drain. 2. Usually, they can share the same vent if the vent is within 5 feet of both fixtures.

What size is a kitchen sink drain pipe?

Pipe Size. Some older sinks may have drains that connect to a 1 1/4-inch tailpiece, but most modern drains have a 1 1/2-inch outlet. All the pipes that connect to the tailpiece, including the P-trap assembly and all the horizontal extensions, are either 1 1/4 or 1 1/2 inches in diameter.

How do I remove a sink drain flange?

Turn the locknut counterclockwise to remove it and release the flange from the sink. Tap the bottom of the sink drain flange from beneath the sink with the side of the pliers if the flange is stuck to the edge of the sink opening. This should loosen the grip on the flange and allow you to lift it from the sink.

Photo in the article by “Wikipedia”