Q:

How important is a piano humidifier?

A:

Quick Answer

A piano humidifier is very important since it controls internal humidity levels, prevents humidity-related piano disorders, and thus ensures the piano's tuning stability. Repeated swings in relative humidity can cause piano soundboards to crack or distort.

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Full Answer

Dryness and moisture affect the pitch of a piano. Dryness also affects the glue joints that hold the soundboard and wooden parts of the piano together. Moisture causes the strings to rust. Keeping humidity between 50 and 55 percent is essential to preserve a piano, and a piano humidifier is a sophisticated solution for this.

Another solution is to keep a hygrometer on the piano and an ordinary room humidifier a few feet away from the piano, pointing into the room.

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