Water-Saving Bathroom Fittings: A UK Buyer's Guide

If you're planning a bathroom refit in the next year or two, water efficiency is no longer just a green add-on - it's becoming part of how fittings are sold. Here's what's changing, and what it actually means for the taps, showers and toilets you choose.

A new label is coming to bathroom fittings

The UK's Mandatory Water Efficiency Labelling Scheme (MWELS) is being introduced in 2026, requiring retailers to display a clear A-F water efficiency rating on water-using products at the point of sale - taps, showers, toilets and dishwashers included. It's modelled on the energy labels already familiar from white goods. Government estimates suggest the scheme could save UK households a combined £125 million on water bills and £147 million on energy bills over ten years, cutting household water consumption by an estimated 1,200 million litres a day nationally (source: easywatercalc.co.uk, via Bathroom Association reporting on the scheme). In practice, that means the tap or shower you fit now is increasingly likely to carry a rating you can compare before you buy.

What "flow-restricted" means for taps and showers

Current UK water efficiency guidance for new and refurbished bathrooms points to a typical spec of a 6 litre-per-minute flow-restricted basin tap and a 9 litre-per-minute thermostatic shower, aimed at keeping overall household use within the mandatory 125-litres-per-person-per-day standard (110 l/p/d in some water-stressed areas). A flow restrictor doesn't mean weak water pressure - it means the tap aerates the flow so it feels full while using less water per minute. If you're comparing basin mixers like our chrome basin and bath taps, this is worth asking about alongside finish and price, especially if your water is metered.

Dual-flush toilets: the easiest single upgrade

Toilets are typically the single biggest water user in a UK home, and a dual-flush cistern (commonly specified as 6/4 litres) is the most straightforward efficiency upgrade available at refit time - you choose the full or reduced flush depending on need, rather than using a fixed volume every time. Wall hung and back-to-wall bidet toilet designs, like those in our wall hung bidet toilet range, generally use this dual-flush approach as standard, and combining bidet and WC functions in one fixture also cuts down on separate water connections and floor space in smaller bathrooms.

Habits that matter as much as the hardware

New fittings help, but they work best alongside a few habits: fixing a dripping tap promptly (a slow drip can waste over 5,000 litres a year), running taps only when needed rather than letting them stream while brushing teeth or washing up, and checking cistern flush volumes are actually set correctly rather than left on a default full flush. With drought and hosepipe restrictions becoming a more regular summer feature in parts of the UK, small changes at the tap add up over a full household's daily use.

Planning a refit around water-efficient fittings? Browse Ultra Bathroom for taps, towel rails and bidet toilets, or explore the Taps collection directly to compare finishes and prices.