Clean the threads on both the drain body and the P-trap with a rag to remove old putty and mineral deposits. These washers degrade over time, losing their ability to seal properly.
How to Remove Bath Drain Assembly Step-by-Step
You will need an adjustable wrench or channel-lock pliers, a basin wrench for accessing tight spaces, a screwdriver, a bucket to catch residual water, plumber’s putty or a new rubber gasket, and a replacement drain kit if the old one is damaged. From below, slide the new rubber washer onto the drain body, followed by the metal retaining nut.
Finally, run water through the drain to check for leaks. Installing the New Drain Begin the installation by applying a generous, even layer of plumber’s putty around the underside of the new drain flange.
How to Remove Bath Drain Assembly Step-by-Step
Screw the nut on by hand, then tighten it with a wrench until it is snug. After removing the slip nut, take out the old rubber or plastic washer and inspect it for cracks or flattening.
More About How to change bath drain
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