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JOHO

Rain heads and columns, with the face size given

What the catalogue shows

Complete shower systems and rail sets, with stainless steel rain heads.

Why head size is not a luxury figure

Coverage is flow divided by area, and area grows with the square of the diameter. A larger head spreads the same litres more thinly, which is why a 30 cm face on a weak supply feels like drizzle. A brand that publishes the size lets you match it to your pressure.

What to check alongside it

Whether the nozzles are flexible cones that can be rubbed clean. In hard water that decides whether the head still works in three years.

Every JOHO product we have reviewed