Back to Wall Bidet Toilets: The 2026 UK Buying Guide

A back to wall bidet toilet combines the cleaning function of a bidet with a standard WC in one unit, hides the cistern and pipework behind a wall or furniture unit, and gives a bathroom or cloakroom a cleaner, more contemporary line than a close coupled model. If you're weighing up options for a renovation, here's what's actually available right now and what to check before you order.

Why Choose a Back to Wall Combined Bidet Toilet?

Combined bidet toilets are popular in UK bathrooms because they deliver bidet-style washing without needing a separate bidet unit, which is a real space saving in the smaller cloakrooms and en-suites common in British homes. Because the cistern is concealed, back to wall models also suit modern, minimal bathroom schemes and are easier to keep clean around the base than a traditional close coupled toilet. Soft close seats, now standard across this range, remove the slammed-lid noise and wear that shortens the life of cheaper seats.

Our Top Back to Wall Bidet Toilets

Our back to wall bidet toilets collection currently includes:

• Celino Back To Wall Combined Bidet Toilet With Soft Close Seat — from £265, our entry point into this range and a straightforward, space-efficient choice for a cloakroom refit.
• Valeria Back To Wall Combined Bidet Toilet With Soft Close Seat — from £295, with a softer, rounded bowl shape for a more traditional-modern look.
• Rocco Rimless Back to Wall Combined Bidet Toilet with Soft Close Seat — from £300. Rimless flushing removes the hidden rim where limescale and bacteria usually build up, so it's genuinely easier to keep hygienic with less scrubbing.
• Modern Comfort Height Back to Wall Combined Bidet Toilet with Soft Close Lid — from £345, raised to comfort height, which is worth considering for taller households or anyone with mobility needs.
• Modern Comfort Height Integrated Back to Wall Combined Bidet Toilet with Soft Close Lid — from £425, our most complete option, with an integrated cistern unit for a fully concealed, furniture-style finish.

What to Check Before You Order

Three things matter more than the finish. First, projection — measure the depth from your soil pipe outlet to the wall, since back to wall pans vary in how far they sit off the wall and a mismatch means expensive replumbing. Second, confirm whether you need a separate concealed cistern and frame or an integrated unit like the Modern Comfort Height Integrated model above, which bundles both. Third, rimless design (as on the Rocco) genuinely cuts down on cleaning time versus a rimmed bowl, which is worth the modest price difference if easy maintenance matters to you.

Browse the full back to wall bidet toilet range at Ultra Bathroom, or head to ultrabathroom.com to see our full selection of bathroom and kitchen fittings. Get in touch if you need help matching a model to your existing pipework — we're happy to advise before you buy.