If a property has old plumbing, there’s a chance the water supply still runs through lead pipes. While they were once commonly used in homes, we now know that lead pipes are a serious health risk. As these pipes deteriorate with age, homeowners may find themselves deciding what’s best to do for the future of their home’s plumbing system. This raises an important question: should you repair lead water pipes or replace them entirely? Below, we weigh up the risks of lead pipes, the difference between a lead pipe repair and full replacement, and how to decide what’s best. 

 

Why are Lead Pipes Potentially a Problem?

Lead was widely used in water pipes until the 1970s, particularly in older properties. However, it’s now known that lead can leach into drinking water, especially when pipes corrode and deteriorate over time. This contamination is a serious health concern. Long term exposure to lead in drinking water has been linked to many health problems. 

Children are especially at risk, as lead can affect brain development and behaviour. In adults, it can lead to high blood pressure, kidney damage, and other health issues. Because of these dangers, many UK homeowners are now left with the decision of whether to repair or fully replace their lead pipes when they become old and worn.

 

Lead Water Pipe Repair: A Short Term Fix

Repairing lead pipes can seem convenient, particularly when only a small section is damaged or leaking. In many cases, temporary fixes such as sealing joints or patching cracks can stop leaks and restore water flow without major disruption. Repairing lead pipes is definitely the cheaper option compared to replacement. It’s also generally quicker and less intrusive than a full pipe replacement, making it suitable for isolated leaks or temporary fixes. 

 

Limitations of Repair

Although convenient, repairing lead pipes doesn’t eliminate the health risks associated with lead, as the material is still present in the system. Even after a fix, other areas may continue to corrode or develop leaks over time. There’s also the issue of compliance. Repairs to old lead pipes might not meet today’s safety standards. For these reasons, repair is typically seen as a short-term measure rather than a permanent solution. 

 

Lead Water Pipe Replacement: A Safer, Long Term Solution

Replacing lead pipes means removing the old sections and installing modern alternatives like plastic or copper. This fully eliminates the health risks associated with lead exposure, significantly improving the safety and quality of a home’s water supply. It can also improve water pressure and boost the overall efficiency of your plumbing system. Replacement is a much more reliable long term solution. 

 

Considerations for Replacement 

The work can be more disruptive, especially if excavation is needed to access underground pipework. This can be a long process and can cause significant disruption to daily life while the work is being completed. The price of pipe replacement is significantly higher than repair, meaning replacement might not be an option if trying to complete work on a budget.

 

How to Decide: Repair or Replace?

The choice depends on the specific situation. Below are a few key factors to consider:

  • Extent of damage – If the leak is minor and isolated, a repair might buy some time, but replacement is best if the pipe is heavily corroded or leaking in multiple places.
  • Health and safety – If there are young children or vulnerable people in the home, replacement eliminates the risk of lead exposure.
  • Budget – Repairs are cheaper upfront, but repeated fixes can add up over time. Replacement offers greater long term value.
  • Future plans – If this potential work is part of a renovation or the owner is planning to stay in the home for many years, replacing the lead pipes makes sense.

 

How Absolute Leak Detection Can Help

At Absolute Leak Detection, we understand the importance of making the right choice.  We offer expert, tailored lead water pipe repair and replacement services. Using advanced leak detection equipment, we can locate hidden leaks without damaging the property, assess the condition of the pipes, and provide honest, expert advice on whether repair or replacement is best. 

We work with homeowners across Kingston Upon Thames, providing efficient plumbing and drainage services that put health and home first. Whether a fast repair is required or full replacement of the old lead pipes, our professional and experienced team is here to help. Contact us today to book a full inspection of the pipe system, and let us help protect your property from the dangers of lead contamination.