Step 1 Apply Plumber’s Putty to Bottom of Flange
If the sink is not supported with a cabinet, use a 2×4 to support it while you're working. Cover the bottom of the drain flange with a rope of putty and set aside within easy reach.
Installing a Pop-Up Drain
Unless your faucet can accept a pop-up drain, you will have to replace the fixture to get the convenience of a pop-up stopper.
Skill Level: Beginner
Time:
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There are 9 steps to completing this project:
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Step 2 Thread the Locknut Onto the Drain Body
Add the friction washer and beveled gasket.
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Step 3 Install the Drain Body
Push the drain body up through the lavatory hole from underneath. Insert the drain flange into the hole from above, and screw it onto the drain body.
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Step 4 Tighten the Locknut
Hold the drain body still while you tighten the locknut, first by hand and then with water-pump pliers.
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Step 5 Turn the Drain Body to the Rear
This will line it up with the pop-up linkage. Apply silicone caulk at the drain and Teflon tape at the extension piece to seal the drain tube. Inside the sink, remove any excess putty with a plastic putty knife.
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Step 6 Install the Drain Plunger
Slide the plunger into the drain opening.
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Step 7 Insert the Ball Into the Opening
The ball should fit snugly into the opening in the drain tailpiece.
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Step 8 Thread the Ball Nut Hand-Tight
Slide the ball nut over the arm and screw it onto the threads of the drain tailpiece.
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Step 9 Set the Pop-Up Arm
