Said It Here

Why does my faucet honk when I close it?

The honking noise happens because a loose or vibrating valve component resonates under water pressure when the flow is suddenly cut off. This vibration can often be stopped by pushing the knob or replacing worn internal washers.

What people tried

Every workaround mentioned in the threads below. We haven’t tested any of them — and nobody here is claiming they worked.

  1. 1
    Push the knob towards the faucet when closing it
  2. 2
    Clean the aerator
  3. 3
    Turn the supply stops all the way on
  4. 4
    Zip tying the hot water pipe to something solid under the cabinet
  5. 5
    Installing water hammer arrestors

In their words

Unedited, most upvoted first, each linked to the thread it came from.

Every time I close faucet it honks, unless I push the knob towards the faucet.source ↗

Fistful_Strawberry · r/Plumbing · 24 upvotes

When I turn on the hot side, there is a rattling noise. I just installed this faucet with new hoses.source ↗

Clit_Yeast_Wood- · r/HomeMaintenance · 1 upvotes

Where this came up

People with this problem also raised