Plumbing Cost Calculator — UK Prices 2025
Plumbing Cost Calculator
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Adds ~20% to labour
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How much does plumbing cost in the UK?
Use our calculator above to get an accurate estimate based on your specific requirements. Prices are based on real quotes from UK tradespeople and updated quarterly.
What affects the cost of plumbing?
- Location: London and the South East are 15–40% more expensive than the national average.
- Size and complexity: Larger or more complex jobs cost proportionally more.
- Material quality: Budget, mid-range and premium specifications can vary by 2–3x.
- Time of year: Demand peaks in spring and summer — book in winter for better availability and pricing.
- Access: Difficult access (scaffolding, confined spaces) adds to labour costs.
How to save money on plumbing
- Get at least 3 quotes from different tradespeople.
- Book during quieter periods (January–March for most trades).
- Be flexible on start dates — tradespeople often discount for convenient scheduling.
- Supply your own materials where possible (but confirm with your tradesperson first).
- Combine jobs — having multiple trades on site at once can reduce overall costs.
How to find a good tradesperson
Always check reviews on Checkatrade, Rated People or MyBuilder. Ask for references from recent similar jobs. Ensure they are appropriately qualified and insured. Never pay the full amount upfront — a deposit of 10–25% is standard.
Frequently asked questions
How much does a plumber cost in the UK?
Plumbers charge £40–£80/hour in most of the UK, rising to £80–£120/hour in London. A call-out fee of £50–£100 is common. Emergency out-of-hours rates are typically 1.5–2x the standard rate.
How much does it cost to fix a leak?
A simple leak repair costs £100–£300. A burst pipe costs £200–£600 to repair. A leak behind a wall or under a floor costs £300–£1,000+ due to access work. Always get the source of the leak diagnosed before agreeing to work.
How much does it cost to install a new shower?
An electric shower costs £300–£600 installed. A mixer shower costs £400–£800. A power shower costs £500–£1,000. A digital shower costs £800–£2,000. Prices include supply and fit but not tiling.
How much does it cost to install a radiator?
Adding a new radiator costs £200–£500 including supply and fit. Replacing an existing radiator costs £150–£350. A designer radiator costs £300–£800 to supply and fit.
Do I need a Gas Safe engineer for plumbing?
Gas Safe registration is only required for gas work (boilers, gas fires, gas cookers). Water plumbing does not require Gas Safe registration, but all plumbers should be qualified and ideally registered with a trade body such as CIPHE or WaterSafe.