Why do you have to get wet turning on the shower?

<span>Photograph: Aitor Diago/Getty Images</span>
Photograph: Aitor Diago/Getty Images

Why are shower controls often under the showerhead, so you have to get wet (and cold) turning on the water? Our shower is round the other way and it’s brilliant. Kathryn Grant, by email

Post your answers (and new questions) below or send them to nq@theguardian.com. A selection will be published next Sunday.