Wet Room Cost Guide UK 2026 — What Should You Budget?
A wet room is one of the most popular bathroom upgrades in the UK right now — and for good reason. They're practical, low-maintenance, look great, and can significantly increase the accessibility of a bathroom. But how much does a wet room actually cost in 2026?
The honest answer is: it depends. The range is broad — from around £2,500 for a basic conversion through to £8,000 or more for a premium or fully accessible installation. In this guide, we break down where the money goes so you can plan your budget properly.
What Affects Wet Room Cost?
Several factors influence the total cost of a wet room installation:
The size of the room — larger rooms require more waterproofing material, more flooring, and take longer to install.
Whether it's a new build or a conversion — converting an existing bathroom into a wet room involves stripping out existing fittings, which adds time and cost.
The subfloor type — timber subfloors require additional preparation (backer boards, additional waterproofing) compared to concrete subfloors.
The level of accessibility required — standard wet rooms are simpler and cheaper. Fully accessible wet rooms with specialist grab rails, fold-down seats, level-access thresholds and care showers cost more.
The products you choose — there's a significant price range across brands and product types. Choosing trusted UK brands like AKW and Impey tends to offer the best balance of quality and value.
Product Costs Breakdown:
- Wet floor former (AKW Tuff Form): £160–£350 depending on size
- Waste fitting: £20–£80 depending on type
- Tanking kit / waterproofing: £50–£150
- Tile backer boards: £30–£80 per board (number needed depends on room size)
- Wet room shower screen: £150–£600
- Wall panels or tiles: £100–£500+ depending on material and area
- Shower (electric or mixer): £100–£500
- Grab rails (if required): £30–£200 per rail
- Shower seat (if required): £80–£250
Total product cost for a standard wet room: approximately £800–£2,000.
Total product cost for a fully accessible wet room: approximately £1,500–£3,500
Labour Costs:
- Day rate: £150–£300 per day depending on location and experience
- Typical installation time: 3–5 days for a standard wet room conversion
- Labour total: approximately £600–£1,500 for most installations
In London and the South East, both day rates and total costs tend to be higher. In the North of England and Scotland, costs are generally lower.
Total Wet Room Cost: What to Expect Basic wet room conversion:
- (standard domestic, no accessibility requirements): £2,500–£4,000 Mid-range wet room
- (quality products, professional finish): £4,000–£6,000 Premium or fully accessible wet room
- (specialist products, grab rails, shower seat, care shower): £5,000–£8,000+
How to Keep Costs Down Buy products direct — purchasing your wet room products from an online specialist like Key West Bathrooms rather than through a bathroom showroom can save 20–40% on product costs.
Use a trade account — if you're a bathroom installer, setting up a trade account with Key West Bathrooms gives you 5% off across our full range, including AKW and Impey products.
Don't cut corners on waterproofing — the most expensive part of any wet room job to fix is a waterproofing failure. Invest in quality tanking kits and backer boards — it's a small cost relative to the total, but critical to the long-term success of the installation.
Funding for Accessible Wet Rooms If the wet room is needed for accessibility reasons — for an elderly person or someone with a disability — you may be able to access funding through the Disabled Facilities Grant (DFG). This government grant can cover up to £30,000 of the cost of home adaptations, including wet room conversions. Contact your local council for details.
Ready to Get Started? Browse our full range of wet room products at Key West Bathrooms, including AKW and Impey wet floor formers, tanking kits, shower screens, and all the accessories you need.
Need help specifying your wet room? Call us on 0333 772 4162 or email info@keywestbathrooms.co.uk— our team is happy to help.