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Written by the people who do the callouts

Plumbing Advice

Honest guides from our engineers: what you can safely fix yourself, what it should cost when you can't.

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All 29 guides
How Much Does an Emergency Plumber Cost in 2026?
Real numbers, what changes them, and the questions that stop you being overcharged at 2am.
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How Long Does an Emergency Plumber Take to Arrive?
What "emergency response" really means, and the honest ranges for London and Manchester.
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How to Stop Your Pipes Freezing This Winter
The cheap jobs in October that prevent the expensive ones in January.
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Signs You Have a Hidden Water Leak (and What to Do)
Higher bills, warm floor patches, a meter that ticks overnight, how leaks announce themselves.
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Boiler Not Working? The Six Most Common Faults
What the fault code is really telling you, what's safe to try, and when to stop.
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No Hot Water? Work Through This Before You Call
Five checks that fix a surprising share of no-hot-water mornings for free.
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Blocked Drain? What Works, What Makes It Worse
Plunger, rods, enzyme cleaners, and the two "fixes" that turn a blockage into an excavation.
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Bad Smells From Your Drains: Causes and Fixes
Dry traps, failed seals, broken vents, finding the source instead of masking it.
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Running, Weak-Flushing or Leaking Toilet: Fix Guide
The three toilet failures behind 90% of callouts, and which ones are genuinely DIY.
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Low Pressure in the Shower: Causes by System Type
Gravity, combi or unvented, the fix is completely different depending on what you have.
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The Winter Plumbing Checklist Every Home Needs
Ten minutes in November that prevent the two most expensive January callouts.
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How to Choose a Plumber You Can Actually Trust
The five checks that separate a professional from a phone number on a lamppost.
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Airlock in Your Pipes? How to Clear It
A spitting, coughing tap after plumbing work is usually trapped air. Two fixes cost nothing.
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What Causes Noisy Water Pipes?
Banging, humming and whistling pipes each point at a different fault. A guide to the noises.
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Water Heater Not Working? A Repair Guide
Immersions, multipoints and wall heaters fail in predictable ways. What to check before replacing anything.
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How to Flush Sediment From a Water Heater
Sediment makes cylinders rumble, slows heating and kills elements. Flushing it is routine maintenance.
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Hot Water Cylinder Leaking? What It Means
Where the water appears tells you how serious it is, from a loose fitting to a cylinder at end of life.
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Which Boiler Brand Should You Buy?
Worcester Bosch, Vaillant, Ideal and the rest: an installer's honest view of the brand question.
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Fixing a Leaking Kitchen Sink
Trap, waste, tap base or supply: finding which of the four is actually leaking.
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Installing Kitchen Sinks and Appliances Properly
The plumbing details that decide whether a new kitchen works quietly for a decade.
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Eco-Friendly Plumbing That Lowers Your Water Bill
The changes that genuinely cut water and heating costs, ranked by payback.
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Damp, Mould and Your Plumbing
When black mould is a leak, when it is condensation, and how to tell before spending money.
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Toilet Siphons, Flush Valves and Weak Flushes
What is actually inside your cistern, and which part to blame for each misbehaviour.
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The Plumbing Tools Worth Owning at Home
Seven tools that handle most small plumbing jobs, and the ones to leave to the trade.
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DIY vs Professional Plumbing: Where the Line Is
What you can safely do yourself, what is false economy, and what is actually illegal.
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What Does an Emergency Plumber Actually Do?
What the job involves, what to expect from a good one, and the questions worth asking at the door.
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The Annual Plumbing Check-Up
Fifteen minutes a year that catches the failures before they choose their own timing.
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Going Away? The Plumbing Checklist Before You Leave
Five minutes at the door that prevents coming home to a swimming pool.
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How Water Moves Through a Building
Supply up, waste down: understanding the two systems makes every plumbing decision easier.
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