Flushing out the aerator.
Photo: Kolin Smith

Step 8: Flush out the aerator

Turn on the hot and cold supply valves and look for leaks at each connection. If you find any, check that the nut is screwed on tight. Otherwise, turn the

Unscrew the aerator at the tip of the faucet spray head. Turn on the faucet to let water flush through the pipes and the spout. Replace the aerator.

Tip: In any faucet installation, always finish by taking off the aerator and flushing out the pipes. This prevents any debris created by the installation from getting caught in the mesh filter, which can lower the faucet's water pressure.
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    Tools List

    • bucket
    • basin wrench
      Basin wrench
    • adjustable wrench
      2 adjustable wrenches
    • flathead screwdriver
      Flat-head screwdriver

    Shopping List

    1. FAUCET

    Usually comes with everything necessary for installation, except braided supply lines.


    Needed to connect faucets that have rigid tubing.


    if necessary, to cover holes in the sink rim or the countertop when replacing a three-hole faucet.