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Planning · Updated 27 July 2026

Can I fit a shower over my bath?

In many bathrooms, yes. A shower over the bath can give you both options without needing room for a separate enclosure. The bath, walls, plumbing and hot-water system all need checking first, though—a shower adds far more regular splashing than a bath alone.

Is my existing bath suitable?

A straight bath with a broad, level showering end is usually the simplest choice. The bath should be firmly supported and in good condition, with enough flat rim for a screen and reliable sealing. Curved, freestanding or very thin-edged baths can be harder to screen effectively.

You also need safe standing space. A heavily shaped bath or a steeply sloping base may feel awkward underfoot. If the bath moves when you step into it, that should be corrected before a shower and new seals are fitted.

Do the walls need to be waterproof?

Yes. The shower area needs a water-resistant finish such as correctly installed tiles or shower panels, with suitable preparation behind it. Grout and silicone are surface joints; they should not be treated as the whole waterproofing system.

Walls that were only painted for occasional bath splashes may need upgrading. Any loose tiles, soft plaster, cracked grout or signs of damp should be investigated before they are covered.

What type of shower can I have?

The right shower depends on your water pressure and hot-water system. A mixer shower uses your home's hot and cold supplies, while an electric shower heats cold water itself and needs a suitable electrical supply. A plumber can check flow and pressure; electrical shower work should be assessed and installed by a suitably qualified electrician.

The shower valve and riser must be fixed securely. If the wall will not hold the fittings safely, it may need reinforcement or a different fixing position.

Will I need a shower screen?

A properly sized bath screen or curtain keeps water inside the bath. Screens look neat, but the bath rim, taps and nearby furniture must allow one to open and seal correctly. A short screen can let spray reach the floor, especially with a powerful shower.

Good extraction matters too. Regular showering creates more steam, so make sure the bathroom has effective ventilation and that water cannot collect beside the bath or around the floor.

Quick planning checklist

  • Check that the bath is firm, undamaged and comfortable to stand in.
  • Plan a waterproof wall finish around the full showering area.
  • Confirm the water pressure and hot-water system suit the shower.
  • Choose a screen or curtain that controls spray effectively.
  • Make sure controls are easy to reach without standing under cold water.
  • Include good extraction and safe, slip-resistant access.