How to prevent frozen pipes this winter

5 min read
Published on
October 27, 2025
A close up of a frozen pipe with icicles hanging off of it
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Keep the heat in and the stress out

As temperatures drop, one of the biggest headaches for homeowners is frozen pipes - a common winter problem that can quickly lead to burst pipes, leaks, and expensive damage. At BIG Warranties, we know just how disruptive a plumbing emergency can be, especially during the colder months. The good news? A few simple steps can help you protect your home and avoid the stress (and cost) of unexpected repairs.

Here's how to keep your pipes flowing freely all winter long.

1. Insulate exposed pipes

Pipes that run through unheated areas like lofts, garages, and under sinks are the most vulnerable to freezing. Wrap them in foam pipe insulation (available at most DIY stores) to help keep the cold out. It’s an inexpensive fix that could save you hundreds in repair costs.

2. Keep the heating on low

If you’re heading away or spending long hours out of the house, resist the urge to turn the heating off completely. Keeping your thermostat set to a low but consistent temperature (around 12–15°C) will prevent your pipes from freezing solid when the temperature plummets.

3. Open cupboard doors

Pipes often run behind kitchen units or bathroom cupboards - areas that can get surprisingly cold. Opening the doors allows warm air to circulate and helps keep these hidden pipes from freezing.

4. Protect pipes from draughts

Cold air seeping in from outside can chill nearby pipes. Check for gaps around windows, doors, and where pipes enter your home, and seal them with draft excluders or insulation foam. You can also fit pipe sleeves or wraps for extra protection in vulnerable areas.

5. Know where your stop tap is

In the event that a pipe does burst, every second counts. Make sure you know where your stop tap (also called a stopcock) is located, and check that it’s easy to turn off. Shutting off the water supply quickly can prevent extensive damage to your home.

What to do if your pipes freeze

If you suspect a frozen pipe, it's important to act quickly but safely:

1. Turn off your water supply immediately

This helps prevent leaks from turning into full-blown floods if the pipe bursts.

2. Identify the frozen section

Look for pipes that feel particularly cold or have visible frost or condensation.

3. Gently warm the affected pipe

Use a hairdryer on a low setting, a heating pad, or warm towels. Start from the faucet end and work back toward the frozen area. Never use a naked flame, as this is extremely dangerous.

4. Check for leaks as it thaws

Once the ice melts, examine the pipe carefully for any cracks or damage. Even a small leak can worsen over time if not repaired.

5. Restore water gradually

Slowly turn your stop tap back on and monitor the pipe for signs of leakage. If anything seems off, shut it off immediately.

6. Call in the experts if needed

If a pipe has burst or you notice persistent leaks, don’t risk further damage. A professional plumber can safely repair or replace the affected pipe. With BIG Warranties home emergency cover, help is just a call away.

Stay protected with BIG Warranties

Even with the best preparation, unexpected plumbing issues can still occur. That’s where we can help. Our home emergency cover ensures that when things go wrong - from burst pipes to boiler breakdowns - you’re not left to face the stress or the cost alone.

Stay warm, stay protected, and let BIG Warranties give you peace of mind all winter long.

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