Cost guide
How much does a Hot water cylinder cost?
Keeping your unvented hot water cylinder in top condition is really important. A yearly safety check helps make sure it's working safely and efficiently for your home. It gives you peace of mind and can help prevent costly issues down the line. On CertifySpace, you can easily compare free quotes from trusted, verified UK firms. We're here to help you understand the typical costs involved, so you know what to expect when looking after your hot water system.
Typical price
£80 to £150
What's usually included
- Typical service: £80 to £150 a year
- Includes testing safety valves and recharging the expansion vessel
- Replacement valves are extra
What changes the price
Your Cylinder's Age
Older cylinders might need a bit more attention during a check, potentially influencing the cost.
Engineer's Expertise
Highly experienced and certified engineers might charge slightly more for their specialist skills.
Accessibility of Cylinder
If your cylinder is in a tricky spot, the engineer might need more time to access it safely.
Emergency Call-Out
Needing a check at very short notice or outside normal hours usually costs a bit more.
Travel Distance for Firm
If the engineer has to travel a long way, this could be reflected in the final price.
Additional Services Needed
If any minor repairs or parts are needed during the check, these will be extra.
Prices by region
| Region | Low | Typical | High |
|---|---|---|---|
| London | £110 | £140 | £180 |
| South East | £100 | £130 | £170 |
| South West | £90 | £120 | £160 |
| East of England | £95 | £125 | £165 |
| Midlands | £85 | £115 | £155 |
| North West | £80 | £110 | £150 |
| North East and Yorkshire | £80 | £105 | £145 |
| Scotland and Wales | £85 | £110 | £150 |
Questions people ask
What does an unvented hot water cylinder safety check include?
An engineer will inspect key safety components like pressure relief valves and expansion vessels. They'll also check for leaks and ensure the system is operating at safe pressures.
How long does a typical safety check take?
Usually, a routine safety check can be completed within 1 to 2 hours. This depends on the cylinder's setup and if any minor adjustments are needed.
Why is an annual check important for my unvented cylinder?
Annual checks help ensure your cylinder remains safe and efficient, preventing potential breakdowns. It helps to keep your home insurance valid too, as good maintenance is often expected.
Can I do the safety check myself?
No, unvented hot water cylinders operate under high pressure and should only be checked by a qualified professional. Improper handling can be dangerous.
What happens if a problem is found during the check?
The engineer will explain any issues clearly and provide recommendations for repair. They will give you a quote for any additional work needed.
Is the cost for a safety check different from a repair?
Yes, the figures here are for a standard safety check and inspection. Any necessary repairs or replacement parts would be an additional cost.