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What to Do If You Have a Burst Pipe (Emergency Steps for Portsmouth Homeowners)

Writer: Duncan Vella
Duncan Vella
Sep 21
5 min read


A burst pipe can quickly turn into a serious plumbing emergency. The most important steps are to stop the water supply, protect your property from further damage, switch off electricity if water is nearby, and contact a professional plumber as soon as possible.

Knowing burst pipe what to do before help arrives can significantly reduce damage to your home, belongings and plumbing system.

For homeowners in Portsmouth, Southsea, Cosham, Waterlooville, Fareham, Gosport and surrounding Hampshire areas, a burst pipe can happen unexpectedly due to freezing temperatures, ageing pipework, corrosion, accidental damage or high water pressure.

At DV Plumbing & Gas Services, we understand how stressful plumbing emergencies can be. Our approach focuses on fast response, accurate diagnosis and reliable repairs rather than temporary fixes. As a trusted local plumbing and gas specialist, we help homeowners and businesses protect their properties with safe and professional solutions.



What Should You Do Immediately If a Pipe Bursts?

If you discover a burst pipe, follow these emergency steps:

1. Turn Off Your Main Water Supply

The first priority is stopping the flow of water.

Locate your internal stop tap and turn it clockwise until the water stops.

The stop tap is commonly found:

  • Under the kitchen sink

  • Near the water meter

  • In a utility room

  • Inside a cupboard

Stopping the supply quickly can prevent litres of water from entering your property.



2. Switch Off Electricity If Water Is Near Electrical Points

Water and electricity create a dangerous situation.

If leaking water has reached:

  • Plug sockets

  • Electrical appliances

  • Fuse boxes

  • Wiring areas

Turn off your electricity supply at the consumer unit if it is safe to do so.

Do not touch electrical equipment while standing in water.


3. Open Your Taps to Drain Remaining Water

After turning off the main supply:

  • Open cold taps

  • Flush toilets

  • Drain remaining water from pipes

This reduces pressure inside the plumbing system and helps minimise further leakage.


4. Move Furniture and Valuables Away From Water

If safe, protect your belongings by moving:

  • Furniture

  • Electronics

  • Carpets

  • Important documents

Use towels, buckets or containers to collect water temporarily.

However, avoid spending too much time cleaning before the leak source is controlled.


5. Call an Emergency Plumber

A burst pipe is rarely solved by drying the area alone.

A professional plumber can:

  • Locate the damaged section

  • Repair or replace affected pipework

  • Check for hidden leaks

  • Inspect surrounding plumbing

  • Reduce the risk of future failures

For urgent plumbing support, you can contact our Portsmouth plumbing team for professional assistance.


Common Causes of Burst Pipes

Understanding why pipes burst can help homeowners prevent future emergencies.

Frozen Pipes During Cold Weather

One of the most common causes of burst pipes is freezing temperatures.

When water freezes, it expands and creates pressure inside the pipe. This pressure can eventually split the pipe.

Common vulnerable areas include:

  • Outdoor pipes

  • Loft pipework

  • Garages

  • Unheated spaces


Ageing or Corroded Pipework

Older plumbing systems may become weaker over time.

Signs of ageing pipes include:

  • Rust or corrosion

  • Reduced water flow

  • Damp patches

  • Repeated leaks

Replacing damaged sections early can prevent unexpected failures.


Excessive Water Pressure

High water pressure can place additional stress on plumbing components.

Over time, this may contribute to:

  • Pipe damage

  • Joint failures

  • Leaking connections

A professional inspection can identify whether pressure levels are affecting your system.



Poor Installation or Faulty Connections

Incorrectly installed pipework or weak joints can increase the chance of leaks and failures.

Professional installation and maintenance help ensure plumbing systems remain safe and reliable.


How Do You Know If You Have a Burst Pipe?

Some burst pipes are obvious, while others develop behind walls or ceilings.

Warning signs include:

  • Sudden drop in water pressure

  • Unexplained damp patches

  • Water stains on ceilings or walls

  • Dripping sounds behind walls

  • Wet flooring

  • Unusual increases in water bills

  • Water pooling around fixtures

A small leak can become a major problem if ignored.


Does Insurance Cover Burst Pipes?

Many homeowners ask: does insurance cover burst pipes?

The answer depends on your individual home insurance policy and the circumstances surrounding the damage.

Some policies may cover:

  • Water damage caused by sudden pipe failure

  • Repairs to damaged property

  • Emergency accommodation in certain situations

However, policies may exclude issues caused by:

  • Lack of maintenance

  • Gradual deterioration

  • Existing damage

  • Neglected repairs

Always check your policy wording and contact your insurer as soon as possible after significant water damage.


Burst Pipe Emergency: What Should You Avoid Doing?

During a plumbing emergency, some actions can make the situation worse.

Avoid:

Ignoring Small Leaks

A small leak can develop into a major burst.

Trying Complex Repairs Yourself

Temporary repairs may hide the problem rather than solve it.

Using Electrical Appliances Near Water

This creates a serious safety risk.

Delaying Professional Help

The longer water continues flowing, the greater the potential damage.


How Can Portsmouth Homeowners Prevent Burst Pipes?

Prevention is often easier and cheaper than emergency repairs.

Insulate Exposed Pipes

Pipe insulation helps protect vulnerable pipework during colder months.

Pay attention to:

  • Loft spaces

  • Garages

  • Outdoor pipes


Maintain Your Plumbing System

Regular checks can identify problems before they become emergencies.

Look for:

  • Small leaks

  • Corrosion

  • Weak joints

  • Damaged fittings


Know Where Your Stop Tap Is Located

Every homeowner should know how to quickly shut off their water supply.

This simple step can reduce damage during emergencies.


Arrange Professional Plumbing Inspections

Older properties and ageing plumbing systems benefit from professional assessment.

A plumber can identify risks and recommend practical improvements.


How Much Does Burst Pipe Repair Cost?

The cost of repairing a burst pipe depends on:

  • Location of the damaged pipe

  • Extent of water damage

  • Required replacement parts

  • Accessibility

  • Emergency call-out requirements

A visible pipe repair may be straightforward, while hidden pipe damage behind walls or ceilings can require additional work.

The best approach is professional diagnosis before repairs begin.


Why Choose DV Plumbing & Gas Services for Burst Pipe Emergencies?

When you have a burst pipe, choosing an experienced local plumber matters.

DV Plumbing & Gas Services provides:

Local Portsmouth Plumbing Expertise

We support homeowners across Portsmouth and nearby areas, including Southsea, Cosham, Waterlooville, Fareham, Gosport and surrounding Hampshire communities.

Fast Emergency Support

Plumbing emergencies require quick action. We focus on helping customers reduce damage and restore safe plumbing systems.

Professional Diagnosis

Instead of applying temporary solutions, we identify the cause and provide appropriate repairs.

Safe, Reliable Workmanship

Our plumbing and gas expertise allows us to handle connected heating, water and pipework issues professionally.

Solutions Designed to Last

We aim to provide repairs that protect your home long after the immediate emergency has been resolved.


Frequently Asked Questions

What should I do first if a pipe bursts?

Turn off your main water supply immediately, drain remaining water from taps, protect your property and contact a professional plumber.


Can I fix a burst pipe myself?

Minor temporary measures may reduce leaking, but professional repair is recommended to ensure the damaged pipe is properly fixed.


Does insurance cover burst pipes?

Some home insurance policies cover water damage caused by sudden pipe failures, but coverage depends on your policy terms and circumstances.


How quickly should I call a plumber for a burst pipe?

You should contact a plumber as soon as possible because water damage can increase quickly.


Why do pipes burst in winter?

Freezing temperatures can cause water inside pipes to expand, creating pressure that may split the pipe.


Need Emergency Help With a Burst Pipe in Portsmouth?


A burst pipe can cause serious damage if it is not handled quickly.

From emergency leaks and damaged pipework to plumbing repairs and preventative advice, DV Plumbing & Gas Services provides reliable support for homeowners and businesses throughout Portsmouth and Hampshire.

If you need professional help, contact our Portsmouth plumbing team for expert advice and dependable plumbing solutions.

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