Guides & advice
Know your leak
What our engineers wish every London homeowner knew — about hidden leaks, dropping boiler pressure, insurance claims and the ten minutes that decide how bad a burst pipe gets.
Leak Detection · 6 min read
Water Bill Suddenly High? How to Tell If You Have a Hidden Leak
A jump of 20% or more in metered water use, with no change in household habits, deserves investigation. Here is the checklist.
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Heating · 7 min read
Boiler Losing Pressure? The Real Causes (And When It Means a Hidden Leak)
Topping up the boiler every few days is not maintenance — it is a symptom. Here is how to diagnose the real cause.
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Leak Detection · 6 min read
Damp Patch on the Ceiling: What to Do First (And What Not to Do)
The stain is rarely under the leak. Here is how to read a ceiling patch, make it safe, and find the true source.
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Insurance · 8 min read
Trace and Access Cover Explained: What Your Insurance Actually Pays For
Your policy probably pays for finding the leak and repairing the access — but not the pipe. Here is how the cover really works.
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Leak Detection · 7 min read
Acoustic vs Thermal vs Tracer Gas: How Leak Detection Methods Compare
No single instrument finds every leak. Here is an honest comparison of the three core methods — and why good engineers carry all of them.
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Emergency · 5 min read
How to Turn Off Your Water: Finding the Stop Tap in a London Home
The most valuable 10 minutes of home admin you will ever do: find both of your stop taps before you need them.
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Emergency · 5 min read
Burst Pipe? The First 10 Minutes Decide the Damage
Water damage is measured in minutes, not hours. The exact sequence to follow from the moment you hear water where it shouldn’t be.
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Heating · 6 min read
Underfloor Heating Leaks: Signs, Causes, and Why You Won’t Lose the Whole Floor
The fear is a dug-up floor. The reality, with proper detection, is an opening the size of a dinner plate.
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Pricing · 6 min read
How Much Does Leak Detection Cost in London? (2026 Guide)
Fees, what drives them up or down, and the three questions that expose a quote you shouldn’t trust.
Read guideLeak Detection · 5 min read
Water Meter Spinning With Everything Off? Here’s What It Means
The meter is the one witness that never lies. A 15-minute isolation routine tells you which side of the house the problem is on.
Read guidePricing · 10 min read
Emergency Plumber Costs in London: The Complete 2026 Guide
What emergency plumbers really charge across London in 2026 — call-out fees, night and weekend rates, typical job totals, VAT and parts markups, plus the exact questions that keep a £180 job from becoming a £900 invoice.
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Emergency · 11 min read
What Counts as a Plumbing Emergency? (And What Can Wait)
Burst pipes, sewage backups and water near electrics justify an emergency call-out; dripping taps and slow drains do not. A practical three-tier guide to classifying plumbing problems — including landlord response times if you rent in London.
Read guideInsurance · 11 min read
Water Leak From the Flat Above: Who Pays for What?
The flat above is only liable for your water damage if they were negligent — most costs actually fall on the block buildings policy, your contents cover and whatever your lease says about the excess. Here's how liability really splits, and how an independent origin report ends the argument.
Read guideLeak Detection · 10 min read
High Water Bill Letter From Thames Water? Leak Allowances Explained
Thames Water's high-usage letters mean a smart meter has detected continuous flow — usually a leak. Here's how to confirm which side of the boundary it's on, whether Thames Water will fix it, and how to claim the leak allowance that refunds your excess charges.
Read guideLeak Detection · 11 min read
Pinhole Leaks in Copper Pipes: Why They Happen and When to Repipe
A pinhole leak is rarely a one-off accident — it is the visible symptom of corrosion inside the pipe. Here is why copper pits in London water, what repairs really cost, and how to tell a single failure from pipework at the end of its life.
Read guideHeating · 10 min read
How to Repressurise a Boiler (Step by Step, All Filling Loop Types)
Repressurising a boiler takes five minutes once you know your filling loop type. This guide covers braided hoses, Worcester keys and keyless levers — and explains why pressure that keeps dropping is a hidden leak warning, not a boiler quirk.
Read guideEmergency · 11 min read
Frozen Pipes: How to Prevent Them and Thaw Them Without a Burst
Frozen pipes rarely leak while frozen — the flood starts with the thaw. Learn why pipes really burst, how to protect London's usual weak spots for a few pounds, and how to thaw a pipe safely without starting the flood yourself.
Read guideLeak Detection · 11 min read
Shower Leaking Through the Ceiling: Causes, Costs and Fixes
A stain or drip on the ceiling below the bathroom almost always traces back to one of five shower failure points. Here is how to find which one, what each fix costs in the UK, and where insurance actually helps.
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Pricing · 10 min read
Running or Leaking Toilet: What It Costs You and How to Fix It
A running toilet quietly wastes 200-400 litres a day — £300-£600 a year on a metered London bill. Here is how to diagnose the exact fault with a dye test, what the £10-£25 DIY fix involves, and when the £80-£150 plumber is the smarter call.
Read guideLeak Detection · 11 min read
Damp or Leak? How to Tell the Difference Before Spending Money
The same damp patch can be condensation, rising damp, penetrating damp or a hidden plumbing leak — and each has a completely different fix at a completely different price. Here is how to diagnose it correctly before spending thousands on the wrong treatment.
Read guideInsurance · 10 min read
Drying Out Your Home After a Water Leak: Timelines That Actually Work
Fixing the leak takes an afternoon; drying the building takes weeks. Realistic timelines for plasterboard, screed and joists, moisture targets before redecorating, and how insurance-funded drying, certificates and betterment arguments actually work.
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Emergency · 10 min read
Emergency Repairs in Rented Homes: Tenant Rights in 2026
Renting in London in 2026? Your landlord must fix burst pipes, leaks and heating failures — and the Renters' Rights Act just strengthened your hand. Here's what the law requires, how fast, and what to do when nothing happens.
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Leak Detection · 11 min read
Are Smart Water Leak Detectors Worth It? An Honest UK Guide
Spot sensors and whole-home flow monitors can catch a burst or a slow leak early and may earn an insurer discount. But they alert or shut off the supply; they do not tell you where the leak is. Here is an honest look at what they are worth and where professional detection still fits.
Read guideEmergency · 11 min read
Banging or Noisy Pipes (Water Hammer): Causes and How to Fix It
That loud bang when the washing machine stops or the tap shuts off is usually water hammer. Here is what causes noisy pipes, why it damages joints over time, the fixes you can try yourself, and when to call a plumber.
Read guideLeak Detection · 11 min read
Bathroom and Shower Leaks: How They Are Traced and Fixed
Bathrooms are the single most common source of household leaks, and the hardest to diagnose by eye. This guide explains how shower trays, seals, grout, waste joints and concealed valves fail, why the damage usually appears on the ceiling below, and how a proper multi-method survey pins down the real source before a single tile is lifted.
Read guideEmergency · 11 min read
Blocked Drain Emergency in London: What to Do and What It Costs
Most blocked drains are a nuisance you can manage. A few are a genuine emergency, with sewage backing up into the home. This guide explains how to tell the difference, what to do in the first ten minutes, who is actually responsible for the drain, and what clearance typically costs.
Read guideLeak Detection · 11 min read
Brown Stain on the Ceiling: Is It a Leak or Damp, and What Causes It?
A brown patch on the ceiling is a symptom, not a diagnosis. Here is how to read the stain, tell a live leak from damp, run safe first checks, and understand how professionals confirm the cause before anyone opens up the ceiling.
Read guideEmergency · 11 min read
Burst Pipe in Winter: What to Do Right Now (and Why Frozen Pipes Burst)
Frozen pipes burst because ice expands, and the flood often appears only when the ice thaws. Here is exactly what to do right now, how to thaw safely, and how to stop it happening again.
Read guideInsurance · 11 min read
Burst Pipe Insurance Claim in the UK: A Step-by-Step Guide
A burst pipe can cause thousands of pounds of damage in minutes. Here is how a UK home insurance claim actually works, what escape of water covers, the common reasons claims get reduced or refused, and the steps to take in the first hour to protect your payout.
Read guideLeak Detection · 11 min read
Can a Water Leak Cause Mould and Damp? (And How to Stop It)
Yes, a water leak can absolutely cause mould and damp, and it is one of the most overlooked causes of both. Here is how a hidden leak feeds mould, how to distinguish it from condensation, why cleaning the mould never works on its own, and how the moisture source is properly traced and stopped.
Read guideHeating · 11 min read
Central Heating Sludge, Corrosion and the Leaks They Cause
System sludge is more than a cause of cold radiators. Over years it corrodes radiators and pipes from the inside until they pinhole and leak. Here is how it forms, how to spot it, and how corrosion leaks are found and repaired.
Read guidePricing · 11 min read
The Real Cost of Cheap Leak Detection in London: A Buyer-Beware Guide
A low headline price for leak detection can end up the most expensive route of all. Here is how hourly billing, single-method surveys and non-compliant reports quietly inflate your final bill, and how to compare fairly.
Read guideEmergency · 11 min read
Cold-Weather Plumbing Checklist for London Homes
Winter is when London's plumbing gets tested hardest. This step-by-step checklist walks you through insulating exposed and loft pipes, draining outside taps, protecting your boiler's condensate pipe, and knowing exactly what to do if a pipe freezes.
Read guideHeating · 11 min read
Combi Boiler Losing Pressure but No Leak Found? Here's What's Really Happening
If your combi boiler keeps dropping pressure but every leak search comes up empty, the water is often not escaping into your home at all. Here is why a failed expansion vessel or weeping PRV mimics a hidden leak, and how a proper survey rules out the boiler before anyone charges for full-property detection.
Read guideLeak Detection · 11 min read
Commercial Leak Detection for London Property Managers and Freeholders
Leaks in blocks of flats, offices and mixed-use buildings rarely start where the damage shows. This guide explains how commercial leak detection works across communal risers, flat roofs and plant rooms, and how managing agents can minimise disruption, establish liability and satisfy block insurers.
Read guideInsurance · 11 min read
Does Home Insurance Cover Water Leaks in the UK? A Plain-English Guide
A clear guide to how UK home insurance treats water leaks, covering escape of water, trace and access caps, common exclusions and the steps that make a claim succeed.
Read guideEmergency · 11 min read
Dripping Tap? Causes, How to Fix It, and What It Costs
That steady drip from your kitchen or bathroom tap is rarely the tap giving up entirely. Most drips come down to one small worn part. Here is why taps drip, how to identify your tap type, how to fix it yourself, and what a plumber would typically charge if you would rather not.
Read guideEmergency · 11 min read
House Flooding From a Plumbing Fault? What to Do First
When water is coming into your home from a plumbing fault, the order you act in matters. This calm, step-by-step guide covers electrical safety first, isolating the water, keeping people and pets safe, containing the flood and protecting your home for insurance.
Read guideEmergency · 11 min read
Gurgling Drains and Toilet: What It Means and How to Fix It
That gurgle from your sink, bath or toilet is air moving where it should not be. Here is what it usually means, how to work out where the fault sits, and the safe checks you can do before a partial blockage turns into a full one.
Read guideHeating · 12 min read
Hard Water and Limescale Problems in London Homes
London sits in one of the hardest water zones in the country. Here is what that chalky supply quietly does to your boiler, cylinder and pipework over the years, which areas suffer most, and how scale damage can end up as a hidden leak behind a wall.
Read guideEmergency · 11 min read
Hot Water Cylinder Leaking? Causes and What to Do
A pool of water under your hot water cylinder is unsettling, but not every leak is a disaster. Here is how to work out where the water is coming from, what to do in the first few minutes, and when a corroded or unvented cylinder needs a professional straight away.
Read guideEmergency · 11 min read
How Fast Should an Emergency Plumber Arrive in London? Honest Arrival Windows
What genuine emergency response actually looks like in London, the arrival windows you can realistically expect once traffic and geography are factored in, and why the fastest promise is rarely the most useful one.
Read guideLeak Detection · 11 min read
How Leak Detection Actually Works: The Methods Explained
Acoustic, thermal, tracer gas, moisture mapping and pressure testing each find a different kind of leak. Here is what every method is genuinely good and bad at, why one tool on its own misses so much, and how a real survey moves from a damp patch to a marked repair point.
Read guideLeak Detection · 11 min read
How Long Can a Hidden Water Leak Go Undetected (and What It Costs You)?
A slow, hidden leak rarely announces itself. It seeps quietly into joists, screed and plaster while your water bill creeps up and the damage compounds. Here is how long these leaks can hide, why they do, the signs most people miss, and what the delay actually costs.
Read guidePricing · 11 min read
How Much Does Ceiling Water Damage Cost to Repair? A London Cost Breakdown
Ceiling water damage repair is rarely a single bill. It is a chain of jobs, from stopping the leak to replastering and repainting. Here is how the costs break down stage by stage, what drives them, and where insurance can help.
Read guidePricing · 10 min read
How Much Does It Cost to Fix a Water Leak in London?
The single biggest reason people feel stung by a leak bill is that three separate jobs get blurred into one number. Here is how to separate detection, repair, and reinstatement, with honest UK cost-guide ranges for each.
Read guideHeating · 11 min read
How to Bleed a Radiator Properly (and Why Cold Radiators Happen)
Cold at the top and warm at the bottom usually means trapped air. Here is how to bleed a radiator properly, re-pressurise the boiler afterwards, and recognise when the air keeps coming back because something more serious is going on.
Read guideLeak Detection · 11 min read
How to Choose a Leak Detection Company in London (Without Getting Burned)
A plain-English buyer's guide to hiring a leak detection firm in London: why cheap hourly rates backfire, what real equipment looks like, how to read no-find-no-fee small print, and who is actually responsible for the pipe.
Read guideHeating · 11 min read
How to Drain Down a Central Heating System (and When You Need To)
Draining down a central heating system is one of those jobs that sounds simple until you are standing over a drain-off point with a hose that will not seal. Here is when you actually need to do it, how to work through it methodically, and where the real risks sit.
Read guideHeating · 11 min read
How to Find a Central Heating Leak: Symptoms, DIY Checks and When to Call a Pro
Constantly topping up your boiler pressure? Learn how to tell a genuine central heating leak from an expansion vessel red herring, which DIY checks to run first, and why hidden pipe leaks under floors need professional detection.
Read guideLeak Detection · 11 min read
How to Find a Flat Roof Leak (Common on London Extensions and Dormers)
Flat roofs on London extensions and dormers leak for a handful of predictable reasons, yet the damp patch inside almost never sits below the actual entry point. Here is how to read the signs, inspect safely, and work out whether you need a roofer or a plumber.
Read guideLeak Detection · 11 min read
How to Find a Water Leak Behind a Wall
Damp patches, bubbling paint, a musty smell or a warm spot on the wall can all point to a hidden leak. Here is how to read the signs, do the safe checks yourself, and why the professional route avoids cutting into your wall speculatively.
Read guideLeak Detection · 11 min read
How to Find a Leak in a Copper Pipe
Copper carries water well and lasts for decades, yet it still springs pinholes, weeps at joints and splits after a freeze. Here is how the leak actually gets found on copper, and why cutting on a hunch is the wrong move.
Read guideEmergency · 11 min read
How to Find the Stopcock (Water Shut-Off) in a Flat or Apartment
Where the internal stop tap and isolation valves usually live in London flats, how they differ from the communal mains valve, and exactly what to do when water is pouring and you cannot find the shut-off.
Read guideEmergency · 11 min read
How to Fix a Leaking Toilet Cistern: A Step-by-Step London Guide
A leaking cistern can drip quietly for weeks, running up your water bill and softening the floor beneath the pan. Here is how to work out exactly where the leak is coming from and how to put it right.
Read guideLeak Detection · 11 min read
How to Prevent Water Leaks at Home: A London Homeowner's Guide
Most home water leaks are avoidable. This guide walks London homeowners through the checks that matter most, from the stopcock and water meter to flexi-hoses, sealant, radiators and winter frost, so you can catch problems while they are still cheap to fix.
Read guideLeak Detection · 11 min read
How to Read Your Water Meter to Check for a Hidden Leak
A hidden leak can quietly waste hundreds of litres a day before you ever see a stain. Here is how to find your water meter, run the simple 30-minute test, read the leak-indicator dial, and tell an internal leak apart from an underground supply-pipe leak.
Read guideEmergency · 11 min read
How to Stop a Leaking Pipe Temporarily (Until the Plumber Arrives)
A leaking pipe rarely waits for a convenient moment. This guide walks you through isolating the water, draining down and buying time with the right temporary fix for the leak in front of you, plus the safety limits that matter and when a stopgap simply will not hold.
Read guideLeak Detection · 11 min read
How to Tell if a Water Leak Is New or Old (and Why It Matters)
A brown patch on the ceiling tells you water has been somewhere it should not. What it does not tell you, at a glance, is whether the leak started last night or two years ago. Learning to read the signs helps you gauge the damage, the likely cost, and how your insurer may view the claim.
Read guideEmergency · 11 min read
Is a Water Leak an Emergency? When to Call Now vs When It Can Wait
Not every leak needs a midnight call-out, and not every drip is harmless. Here is how to tell a genuine plumbing emergency from something that can safely wait until morning, plus the first action to take in each case.
Read guideEmergency · 11 min read
Is High Water Pressure Bad? Signs, Risks and How to Fix It
Most people worry about weak water pressure, but pressure that runs too high quietly stresses your pipework and appliances until something drips, bangs or bursts. Here is how to spot high mains pressure, how it is measured, and how a pressure-reducing valve fixes it for good.
Read guideEmergency · 11 min read
Landlord Emergency Repair Responsibilities in the UK (2026 Guide)
What counts as an emergency repair, how quickly a landlord must act, what tenants can do when a landlord ignores the problem, and how an independent leak-detection report can settle disputes over cause and origin.
Read guideLeak Detection · 10 min read
Going on Holiday? How to Leak-Proof Your Home Before You Leave
Coming home from a fortnight away to a soaked ceiling and warped floorboards is one of the most avoidable disasters a homeowner faces. Here is the calm, practical checklist to run through before you leave.
Read guideInsurance · 12 min read
My Leak Damaged the Flat Below (or Theirs Damaged Mine): Who Pays?
When a leak crosses between two flats, the argument about who pays can feel more stressful than the water. Here is how liability, buildings and contents insurance, the block policy and an insurer-ready cause report actually fit together, written to be fair to both sides.
Read guideLeak Detection · 11 min read
Leak Detection Before Buying or Selling a Home in London
Damp patches, staining, a high water bill or a survey that flags moisture can stall a house sale in London. Here is why a focused leak and moisture survey helps buyers negotiate, helps sellers fix problems early, and gives everyone a clear report to move on.
Read guideLeak Detection · 11 min read
Leak Detection for Heritage, Listed and Commercial Buildings in London
Heritage, listed and commercial buildings raise problems that ordinary leak work never has to face: irreplaceable fabric, listed consent, mixed old pipework and valuable contents at risk. Here is how careful, non-invasive tracing keeps the damage limited to the leak itself.
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Leak Detection · 10 min read
Leak Detection for Restaurants, Cafes and Commercial Kitchens in London
Restaurants, cafes and commercial kitchens leak in ways that homes never do, and a single wet patch can close a site for days. This guide explains why hospitality plumbing fails, what downtime really costs, and how targeted, non-disruptive detection finds the source without ripping the place apart.
Read guideLeak Detection · 10 min read
Leak Detection in Basements and Cellars in London
Basements and lower-ground floors are the hardest place in a London home to diagnose water. Here is why they are so tricky, how to tell groundwater from a live plumbing leak, and how professionals separate the two before anyone spends thousands on tanking or new pipes.
Read guideLeak Detection · 11 min read
Leak Detection in Listed and Period Buildings in London: A Non-Destructive Guide
Georgian, Victorian and stucco-fronted homes hide their pipework behind irreplaceable fabric. Here is how non-destructive leak detection traces the source without lifting original floors or hacking off historic plaster, and how it fits around listed-building consent.
Read guideLeak Detection · 11 min read
Leak Detection Specialist vs a Regular Plumber: What's the Difference?
A general plumber and a leak-detection specialist are not the same trade, even though the skills overlap. Here is when each one is the right call, why sending a plumber to hunt a hidden leak can lead to speculative digging, and how the two work together.
Read guideLeak Detection · 11 min read
Leak in a Conservatory or Extension Roof: Causes and How It's Traced
A leak in a conservatory or extension roof rarely shows up where the water is getting in. Here is how the common failure points work, how to tell a rainwater leak from a hidden pipe, and how the source is confirmed before anyone starts cutting into your roof.
Read guideEmergency · 11 min read
Leak Under the Kitchen Sink: How to Find and Fix It
The cupboard under your kitchen sink is a tangle of pipes, traps and hoses, so a small puddle can come from any one of half a dozen places. Here is how to work out which, what you can safely do yourself, and when a leak points to something that needs a plumber before it floods the kitchen.
Read guideEmergency · 11 min read
Leaking or Seized Stopcock (Stop Tap)? What to Do
Your main stop tap is the one valve that shuts off the whole house. When it leaks or seizes solid, a burst pipe becomes a flood. Here is why stopcocks fail, how to free a stiff one gently, how to stop a weeping spindle, and how to fall back on the external stop valve.
Read guideLeak Detection · 11 min read
Leaks in New-Build Flats in London: Why They Happen and How They're Traced
New-build flats are supposed to be the low-maintenance option, yet leaks in recently built London blocks are surprisingly common. Here is why they happen, why the drip rarely appears where the fault is, and how a modern trace pins it down without tearing the place apart.
Read guideEmergency · 11 min read
Low Water Pressure in the House: Causes and How to Fix It
Weak flow at the taps is one of the most common household complaints in London. This guide walks through the real causes, how to work out whether the problem is one tap or the whole house, when low pressure quietly points to a hidden leak, and who to call.
Read guideLeak Detection · 11 min read
No Find, No Fee Leak Detection: What It Really Means (and the Small Print to Check)
No find, no fee sounds like a safe bet, but the phrase means very different things depending on who you book. Here is how a genuine guarantee works, the carve-outs that quietly reintroduce charges, and the questions that protect you before anyone turns up.
Read guideHeating · 11 min read
No Hot Water? Causes, Quick Checks and When It's an Emergency
Losing hot water is one of the most common heating faults we see across London. This guide explains the likely causes for combi, system and immersion setups, the safe checks you can run yourself in a few minutes, and the clear signs that it is time to call a Gas Safe engineer.
Read guideLeak Detection · 11 min read
Old Pipes in London Homes: Lead, Galvanised Steel and Ageing Copper (and the Leaks They Cause)
Victorian terraces and post-war flats across London still run water through lead, galvanised steel and decades-old copper. Here is why each material fails, the tell-tale signs, and how detection finds the failure point before you re-pipe the whole house.
Read guideEmergency · 11 min read
Out-of-Hours Emergency Plumber in London: What to Expect and What It Costs
Night, weekend and bank-holiday plumbing call-outs cost more, and the reasons are largely legitimate. Here is how out-of-hours work is priced in London, what a fair quote looks like, and how to keep a calm head when a leak starts at 2am.
Read guideEmergency · 10 min read
Outside Tap Leaking or Frozen? Causes and Fixes
An outside tap that drips, weeps at the wall or splits after a frost is one of the most common plumbing jobs in London homes. Here is what actually causes it, how to fix a drip yourself, and when the leak is a warning about the pipe inside your wall.
Read guideEmergency · 11 min read
Overflow Pipe Dripping Outside? What It Means and How to Fix It
A steady drip from the overflow pipe on your outside wall is rarely random. It is a warning that a float valve or washer inside a tank or cistern has stopped controlling the water level. Here is how to work out which one, what you can do tonight, and when to call a plumber.
Read guideLeak Detection · 12 min read
Plastic vs Copper Pipework: Which Leaks More, and How Detection Differs
Copper and plastic pipework fail in very different ways, and they hide leaks in very different ways too. Here is an honest comparison of how each one leaks, why single-method detection often misses plastic-pipe leaks, and what that means when you choose a firm in London.
Read guideHeating · 11 min read
Radiator Leaking? Causes, Temporary Fixes and When to Call a Plumber
A damp patch under a radiator is rarely dramatic, but it never fixes itself. Here is where radiators leak, how to pinpoint the exact spot, the temporary measures worth doing, and the honest line between a manageable drip and a job for a plumber.
Read guideEmergency · 11 min read
Saniflo / Macerator Leaking or Blocked? Causes and What to Do
Macerator units let you fit a toilet where gravity drainage cannot reach, but they fail in specific and predictable ways. Here is how Saniflo and similar units block, leak and run continuously, the safe steps to take, and when the problem needs a specialist.
Read guideEmergency · 11 min read
Sewage or Drain Smell in the House? Causes and How to Fix It
A drain or sewage smell drifting through the house is unpleasant, but it is usually telling you something specific. Here is how to work out where it is coming from, the safe first steps you can take yourself, and when the problem needs a plumber or a full drainage survey.
Read guideEmergency · 11 min read
Shower Pump Leaking or Noisy? Causes and What to Do
A leaking or noisy shower pump can soak the ceiling below before you notice. Here are the real causes, the safe first steps to take, and how we trace a hidden pump leak.
Read guideLeak Detection · 11 min read
10 Signs of a Hidden Water Leak at Home (and What to Do About Each)
A hidden leak rarely announces itself with a burst pipe. It shows up as a creeping bill, a warm patch on the floor, a musty smell you cannot place. Here are the ten signs worth taking seriously, what each one usually means, and the first sensible check to make before anything gets torn up.
Read guideLeak Detection · 11 min read
Smart Water Meter Showing High or Continuous Usage? What to Check
A smart or AMR water meter that reports continuous flow or steady overnight usage is one of the clearest early warnings of a hidden leak. Here is how to read the data, run a proper overnight test, rule out innocent causes, and know when to bring in non-invasive detection.
Read guideLeak Detection · 11 min read
Soil Stack and Waste Pipe Leaks in Flats and Conversions: A London Guide
The shared soil and waste stack is one of the most common and most misunderstood leak sources in London flats and converted houses. Here is why it fails, why it often shows up in a neighbour's flat, and how the cause and liability are established.
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Leak Detection · 11 min read
Swimming Pool Leak Detection: Signs, Methods and What It Costs
A leaking swimming pool wastes water, drives up heating bills and, in an indoor or basement pool, can quietly damage the structure around it. Here is how to spot a leak, confirm it with the bucket test, understand where pools leak from, and what professional detection typically costs in the UK.
Read guideEmergency · 11 min read
Tenant With a Water Leak: What to Do and Who's Responsible
A practical guide for tenants facing a water leak. Learn how to make the situation safe, report it in writing, understand your landlord's repair duties, and know where you stand on insurance and responsibility.
Read guideEmergency · 11 min read
Toilet Leaking From the Base? Causes and How to Fix It
A puddle around the foot of the toilet is easy to spot and easy to misread. Here is how to tell condensation from a failed seal, how to trace the true source, and why a base leak upstairs is worth acting on quickly.
Read guideEmergency · 11 min read
Toilet Overflowing? How to Stop It Fast and What Caused It
An overflowing toilet is one of the most stressful things to walk in on, but the water can usually be stopped in under a minute once you know where to look. Here is how to halt the flood fast, work out what caused it, clean up safely, and recognise when a blockage points to a bigger drainage problem.
Read guideInsurance · 11 min read
Trace and Access Insurance Claims: A Step-by-Step Guide (2026)
Trace and access cover pays to find a hidden leak and put your property back together, but only under specific conditions. Here is how the cover works, what voids it, and how to run a claim from first notification to reinstatement.
Read guideHeating · 11 min read
Underfloor Heating Cold Spots: Causes and Fixes
An underfloor heating system that runs warm in some places and cold in others is trying to tell you something. This guide walks through the real causes of cold spots, how they are diagnosed, and the point at which a cold patch stops being a balancing niggle and starts looking like a leak under the floor.
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Leak Detection · 11 min read
Underground Water Supply Pipe Leak: Who's Responsible, You or Thames Water?
An underground leak between the water main and your home can waste thousands of litres and quietly inflate your bill. But whether it is your problem or Thames Water's depends entirely on where the pipe leaks. Here is how responsibility is split, how to spot a hidden supply-pipe leak, and how it is traced acoustically before anyone digs.
Read guideLeak Detection · 10 min read
Warm Patch on the Floor? It Could Be a Hidden Hot-Water or Heating Leak
A warm patch on a tiled or concrete floor is rarely random. It usually points to a leaking hot-water or central-heating pipe, or a failed underfloor-heating loop, quietly wasting water and energy under the screed. Here is what it means and how it is found without ripping the floor up.
Read guideEmergency · 11 min read
Washing Machine or Dishwasher Leaking? Causes and What to Do
Water pooling under your washing machine or dishwasher is one of the most common kitchen emergencies. Here is where these appliances leak, how to stop the water safely, why a burst flexi-hose can flood a whole room, and how to tell an appliance fault from a plumbing problem behind the unit.
Read guideEmergency · 11 min read
Water Coming Through the Ceiling? What to Do Right Now
Water dripping or pouring through a ceiling is alarming, but the first few minutes matter more than the panic. Here is exactly what to do, in order, to stay safe and limit the damage.
Read guideEmergency · 11 min read
Water Leak Emergency Checklist for Homeowners: A Calm, Practical Guide
Water is escaping and your heart is pounding. This calm, practical checklist walks you through the first five minutes, how to isolate the supply, how to stay safe near electrics, what to photograph for insurance, and how to prepare before the next leak ever happens.
Read guideInsurance · 11 min read
Water Leak in a London Flat: Who Pays, and Who Fixes It?
Water is coming through your ceiling, or seeping from a wall, and nobody will admit it is their problem. Here is how responsibility actually works in a London flat, who commissions detection, how block insurance fits in, and why an independent report on cause and origin ends the argument.
Read guideLeak Detection · 10 min read
Water Leak in the Garden or Driveway: Signs of an Underground Supply-Pipe Leak
A patch of lawn that stays soggy in dry weather, water surfacing on the drive, or a meter that keeps ticking with every tap shut off. Here is how to read the signs of an underground supply-pipe leak, work out who is responsible, and have it traced without tearing up the garden.
Read guideLeak Detection · 11 min read
Water Leak Under a Concrete Floor: How It's Found and Fixed (Without Digging Up the Whole Room)
A leak beneath a solid floor rarely shows itself where the water actually escapes. Here is how concrete and screed floors hide leaks, how a leak is pinpointed through the slab without breaking it open, and how the repair is kept to a single small access hole.
Read guideHeating · 11 min read
Water Leaking From the Boiler? Causes and What to Do
Water pooling under your boiler is never something to leave. Here is what causes a boiler to leak, the steps to take right now, and how to tell a quick DIY check from a job that needs a Gas Safe engineer.
Read guideEmergency · 11 min read
Water Leaks and Electrical Safety at Home: What You Must Know
When water meets electrics in your home, the risk is not damaged plaster. It is a live electrical hazard that can injure or kill. Here is what actually happens, what to do safely, and where a plumber and an electrician each fit in.
Read guideLeak Detection · 10 min read
Water Stain on the Wall: Leak or Damp, and How to Tell
A water stain on the wall rarely announces what caused it. This guide shows you how to read the clues, tell a plumbing leak from penetrating damp, rising damp and condensation, and how professionals confirm the source before a single brick is disturbed.
Read guideLeak Detection · 11 min read
What Does a Leak Detection Survey Involve? A Step-by-Step Walkthrough
Booking a leak detection survey and unsure what actually happens? Here is a step-by-step walkthrough of a real visit, from the questions asked at booking through to the insurer-ready report and the repair discussion.
Read guideEmergency · 11 min read
What to Do in a Plumbing Emergency in London (Before the Plumber Arrives)
Water is escaping and you are not sure what to touch first. Here is exactly what to do in the minutes before a plumber reaches you: shut off the water, isolate the problem, protect the electrics, and limit the damage.
Read guidePricing · 11 min read
Why Are Leak Detection Quotes So Different in London?
Published UK leak detection prices run from roughly £80 to £1,600 for a single job. Here is what actually drives that spread, and how to compare quotes on a total fixed price for a complete survey instead of a headline number designed to grow on site.
Read guidePricing · 11 min read
Why Is My Water Bill So High in London? Causes and How to Bring It Down
A water bill that suddenly jumps is rarely random. This guide breaks down how a Thames Water bill is built, the common reasons it climbs, how to run the meter test yourself, and when a hidden leak is the real culprit.
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