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Winter is coming

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The Gasmaster journal

Latest from our engineers

Plain-English advice on boiler servicing, faults, safety and running costs, written by our Gas Safe registered team in Stoke-on-Trent.

New boilers6 min read

5 Signs You Need a New Boiler Before Winter

Replacing a boiler in September is a planned job; in January it is an emergency. Five signs yours is due, and how to get a fixed price without a home visit.

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Showing all 204 articles

New boilers6 min read

5 Signs You Need a New Boiler Before Winter

Replacing a boiler in September is a planned job; in January it is an emergency. Five signs yours is due, and how to get a fixed price without a home visit.

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Boiler servicing3 min read

Alpha Boiler Service Guide: What to Expect

What an Alpha boiler service covers, the E-Tec and Evoke ranges, common faults to watch and why annual servicing matters for Alpha warranties.

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Faults & repairs3 min read

Boiler Display Blank or No Power: What to Check

Boiler completely dead with a blank display? Check the fused spur, fuse, RCD and external controls before calling out an engineer. What each check tells you.

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Faults & repairs3 min read

Boiler Tripping the Electrics: Causes and Safe Next Steps

Boiler tripping the RCD or blowing its fuse? Water getting into electrical parts, a failing pump or fan, or damp wiring are common causes. What to check and what not to touch.

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Faults & repairs3 min read

Ideal Boiler L2 and F2 Codes: Ignition Lockout Explained

On Ideal Logic and Vogue boilers, L2 means ignition lockout and F2 means flame loss. What causes them, what you can check at home and when a Gas Safe engineer is needed.

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Faults & repairs3 min read

Radiators Hot When the Heating Is Off? What's Going On

Radiators warm even though the heating is switched off? On combis it is usually the diverter valve; on system boilers a zone or three-port valve. Causes and fixes explained.

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Winter ready4 min read

Getting Your Boiler Ready for the Clocks Going Back

A practical checklist for getting your boiler and heating system ready as the clocks go back and colder weather sets in, before you need heating in earnest.

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Faults & repairs3 min read

Baxi E133 Error Code: Causes and What You Can Check

Baxi E133 means the boiler could not establish a flame, usually because of a gas supply interruption. What causes it, what you can check yourself and when to call an engineer.

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Winter ready6 min read

Left It Late? Getting a Boiler Service in October

October is when most people remember their boiler service. Here is how peak season works, who gets seen first and how to make your visit quick and useful.

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Heating & efficiency3 min read

How Long Should Central Heating Take to Warm a House?

Radiators should start warming within minutes, but a whole house can take 30 minutes to an hour or more. What is normal, what slows it down, and when slow heating points to a fault.

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Commercial & CP426 min read

Winter Gas Checks for Commercial Kitchens

Closed doors, longer service and packed Christmas bookings change how a commercial kitchen breathes. The gas checks worth doing in September, before the rush.

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Faults & repairs4 min read

Boiler Repair Costs: What Affects the Price of a Fix

Why one boiler repair costs far more than another. Diagnosis, parts, boiler age, access and warranty all change the price. How to get a fair quote and avoid paying twice.

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Faults & repairs4 min read

Boiler Pressure Too High: Causes and What to Do

Boiler pressure creeping above 2 or 2.5 bar? The usual causes are an overfilled system, a filling loop left open or a failed expansion vessel. What is safe to do and what needs an engineer.

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Faults & repairs4 min read

One Radiator Not Heating Up? How to Find the Cause

One radiator cold while the rest are hot? The usual causes are a stuck TRV pin, air, closed valves or poor balancing. A step-by-step way to find the problem and fix most of it yourself.

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Heating & efficiency4 min read

Upstairs Radiators Not Heating? Causes and Fixes

Downstairs radiators hot but upstairs cold? Air, low pressure, a zone valve, a weak pump or poor balancing are the usual causes. How to narrow it down and when to call an engineer.

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Faults & repairs4 min read

Boiler Not Igniting? Why Your Boiler Won't Fire Up

Boiler clicking but not lighting, or showing an ignition fault? The common causes, from gas supply and frozen condensate to electrodes and gas valves, and what you can safely check.

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Faults & repairs4 min read

How to Reset Your Boiler Safely (and When to Stop Trying)

How to reset a boiler that has locked out, what the reset button actually does, how many attempts are sensible, and the signs that mean you should stop and call a Gas Safe engineer.

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Winter ready6 min read

Is It Cheaper to Leave the Heating On Low All Day?

The idea that leaving the heating on low saves money is one of the most repeated heating myths. The honest answer depends on your home and your heating.

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Winter ready6 min read

Why Does Boiler Pressure Drop in Cold Weather?

Some pressure change between hot and cold is normal. A gauge that keeps falling once the heating is working hard in winter usually is not. Here is how to tell.

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Winter ready6 min read

Frozen Condensate Pipe: How to Thaw It Safely

Gurgling, then a lockout on the coldest morning of the year? It is often a frozen condensate pipe. Here is how to thaw it safely and prevent it.

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Commercial & CP424 min read

Gas Safety for Static Caravans and Holiday Homes

Gas safety considerations specific to static caravans and holiday homes, including LPG systems, seasonal use patterns, and park operator obligations.

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Boiler servicing5 min read

How to Check an Engineer Is Gas Safe Registered

Anyone working on your boiler must be on the Gas Safe Register. Here is how to read the ID card properly and confirm it online before work starts.

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Boiler servicing6 min read

7 Boiler Servicing Mistakes Homeowners Make

From skipping a year to leaving the report unread, seven common servicing mistakes that undo the point of having your boiler checked, and simple ways to avoid them.

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Faults & repairs6 min read

Smell Gas? What to Do Straight Away

The steps to take the moment you smell gas at home or work, what not to touch, how to turn off the meter and what happens after the emergency visit.

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Heating & efficiency6 min read

What Should Your Boiler Flow Temperature Be?

Where to set the radiator and hot water dials on a combi or system boiler, why lower usually means more efficient, and how to trial a change without going cold.

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Boiler servicing7 min read

Never Miss a Boiler Service Again: Reminder Options

Forgotten your annual service before? A simple boiler service reminder stops warranty gaps and missed CP12 deadlines. See what works, and book Gasmaster.

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Faults & repairs6 min read

How to Repressurise a Combi Boiler Safely

A step-by-step guide to topping up combi boiler pressure with a filling loop or keyless filler, plus what to do if you overfill it.

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Commercial & CP427 min read

Gas Safety Certificates for Holiday Lets and Airbnb

Does your holiday let gas safety certificate need renewing? Furnished holiday lets with gas need an annual CP12, same as any rental. Book Gasmaster now.

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Faults & repairs5 min read

Summer Boiler Problems You Should Not Ignore

With the heating off for months, some boiler faults quietly develop and others stay hidden until the first cold night. What to watch for over summer and a simple check.

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Boiler servicing5 min read

Full Strip-Down Boiler Service: When Do You Need One?

A standard service checks the boiler. A full strip-down takes it apart and cleans the parts a standard visit cannot reach. When it is worth doing and what is involved.

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Commercial & CP426 min read

New Build Gas Safety: Who Signs It Off and How

New build gas safety explained: how Gas Safe notification to Building Control works, what documents you should receive, and what buyers should check.

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New boilers6 min read

What Affects the Cost of a New Boiler?

Two quotes for the same boiler can be far apart because the boiler is only part of the job. The factors that really change the price, and how to compare quotes fairly.

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Faults & repairs5 min read

Water Leaking From Your Boiler: Causes and What to Do

A drip under the boiler is easy to ignore until it reaches the electrics. What causes boiler leaks, what the location tells you, and what to do before the engineer arrives.

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Faults & repairs5 min read

Boiler Keeps Turning Off? The Common Causes of Lockout

A boiler that shuts itself down is protecting itself from something. The usual causes of lockout, what reset actually does, and why pressing it repeatedly is a mistake.

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Commercial & CP424 min read

Gas Safety for Farms and Agricultural Buildings

Gas safety considerations for farms and agricultural buildings, including LPG use off the mains grid, farmhouse heating, and outbuilding appliances.

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Faults & repairs5 min read

Why Is My Boiler Making a Kettling Noise?

A rumbling, kettle-like noise from your boiler usually means water is overheating inside it. Why it happens in hard water areas like Stoke, and what fixes it.

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Heating & efficiency5 min read

What Does a Magnetic System Filter Do?

That canister on the pipe under your boiler catches the black sludge that wears boilers out. How a magnetic filter works, what it will not do, and how it is cleaned.

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Boiler servicing6 min read

Moving House? Why You Should Book a Boiler Service

The boiler is one of the few things in a new home you cannot see inside. What to ask the seller for, what to check yourself, and when to call in an engineer.

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Boiler servicing6 min read

Vaillant Boiler Service: What to Expect

How an ecoTEC gets serviced properly, which parts get the most attention, and what to keep on file so your Vaillant guarantee stays valid.

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Boiler servicing9 min read

Baxi Boiler Service Guide: What to Expect Each Year

What a Baxi boiler service covers on the 800/600 range and older models, common fault patterns to watch for, and why annual servicing protects your warranty.

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Boiler servicing6 min read

Is It Worth Servicing an Old Boiler?

An older boiler still needs a yearly service, arguably more than a new one. What the engineer looks at, and how to tell when servicing has stopped making sense.

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Boiler servicing9 min read

Power Flushing Central Heating: When You Need One

What is a power flush, when does your central heating need one, and how does it differ from a magnetic filter? Signs, process, cost factors explained.

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Landlords6 min read

HMO Gas Safety: A Landlord's Responsibilities

More tenants, more appliances and more paperwork. What HMO landlords must do to keep the gas side of the property safe and properly recorded.

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Boiler servicing5 min read

Why Book Your Boiler Service in Spring?

Booking your boiler service in spring gives you easier appointments, time to order parts and no cold house if a repair is needed. Here is why the timing matters.

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New boilers4 min read

OpenTherm and Smart Boiler Communication Explained

What OpenTherm is, how it lets smart thermostats communicate more precisely with a boiler, and whether it is something worth looking for in a new heating setup.

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Boiler servicing5 min read

Do I Need to Be Home for a Boiler Service?

You do not have to be there yourself, but an adult does. How to arrange access, prepare the boiler space and avoid a wasted visit.

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Boiler servicing5 min read

What Happens If Your Boiler Fails Its Service?

Told your boiler has failed its service? Here is what the engineer's classification means, what they are allowed to do, and how to get it put right.

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Boiler servicing6 min read

What Is Flue Gas Analysis and Why Does It Matter?

The flue gas analyser is the one tool that shows whether your boiler is burning safely. Here is what it measures, what the numbers mean, and why a service without it falls short.

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Boiler servicing6 min read

Combi vs System Boiler Service: What Is Different?

The core of a boiler service is the same for every gas boiler, but combis and system or regular boilers each have extra parts that need checking. Here is what changes.

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Boiler servicing6 min read

How Long Does a Boiler Service Take?

Most boiler services take 45 to 60 minutes. Here is what can stretch a visit, why a very quick service is a warning sign, and how to get your home ready.

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Commercial & CP425 min read

Gas Safety in Care Homes and Supported Living

Gas safety obligations for care homes and supported living settings, why these premises carry additional considerations, and what operators should have in place.

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Heating & efficiency6 min read

What Is a Zone Valve and How Does It Work?

Zone valves let you control heating and hot water independently or split a home into separate heating zones. What they are, common faults, and how they're wired.

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Commercial & CP426 min read

LPG Boilers Explained: How They Differ From Mains Gas

Not connected to mains gas? LPG boilers explained: how they differ, tank storage and safety, servicing, and what off-grid properties in Staffordshire need to know.

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Commercial & CP42

Commercial Gas Safety Checks Explained

For most businesses, these inspections are completed in the form of a CP42 Gas Safety Check, which is the recognised industry standard for commercial gas installations.

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From the van

Case Study: Heat Exchanger Cleaning in Longton

During a recent routine boiler service in Longton, we discovered that the heat exchanger was full of dead bees and wasps. The debris had built up over time and, if left...

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From the van

Case Study: A Full Strip-Down Service in Sneyd Green

During a recent job in Sneyd Green, we carried out a full strip down boiler service, which included removing the heat exchanger for cleaning and replacing worn gaskets...

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From the van

Boiler Flue Repair in Bucknall

At Gasmaster, we recently carried out flue safety work at a property in Bucknall, Staffordshire, where flue clamps were fitted to a vertical boiler flue to ensure it was...

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From the van

Electrical Checks Before Connecting a Cooker

At Gasmaster, we recently completed a cooker installation job in Tunstall, Stoke-on-Trent, where thorough electrical testing was carried out before the appliance was...

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From the van

Case Study: Diverter Valve Replacement in Kidsgrove

After carrying out a full inspection, we identified the issue as a faulty diverter valve on a combi boiler. To restore correct operation, a diverter valve replacement...

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From the van

Commercial Gas Meter Removal

At Gasmaster, we regularly support property developers, landlords, and contractors withcommercial gas work, including meter alterations, disconnections, upgrades and...

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From the van

Case Study: Bees and Wasps in a Heat Exchanger

During a recent routine boiler service in Newcastle-under-Lyme, we discovered an unusual but important problem - the boiler was full of dead bees and wasps, with debris...

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From the van

Combi Boiler Service Hanley, Stoke-on-Trent

During a recent combi boiler service in Hanley, we carried out checks on both the inlet gas pressure and the working gas pressure. These checks are a critical part of...

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Heating & efficiency5 min read

Does Home Insurance Cover a Boiler Breakdown?

Standard home insurance rarely covers a boiler breaking down from wear and tear. What it typically does cover, and how that differs from dedicated boiler cover.

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Winter ready6 min read

My Pipes Have Frozen: What to Do Right Now

Frozen pipes right now, not sure what to do? A calm, step-by-step guide to what to do immediately, what not to do, and when to call an engineer.

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From the van

Case Study: An Emergency Diverter Valve Call-Out

In this recent job, we were called out to a property in Stoke-on-Trent where the customer was experiencing ongoing issues with their boiler's performance. After a full...

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New boilers

Trusted Local Boiler Installer in Stoke-on-Trent

If you live in Stoke-on-Trent, there's a compelling case for choosing a local company for your boiler installation needs. Local businesses like Gasmaster UK offer...

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New boilers

Boiler Size Guide Stoke-on-Trent

Choosing the right boiler size can be a daunting decision, especially when it directly impacts your energy bills, home heating efficiency, and overall comfort. If you've...

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Commercial & CP42

CP42 vs CP12: What's the Difference?

At Gasmaster, we regularly speak to landlords, business owners, and managing agents who are unsure which certificate they need. Choosing the wrong one can lead to...

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Commercial & CP42

What Is a CP42 Gas Safety Certificate?

It applies specifically to non-domestic and commercial gas installations, providing proof that gas pipework, appliances, ventilation, and safety systems comply with...

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New boilers

Repair or Replace Your Potteries-era Boiler

Balancing heritage preservation with modern safety standards, energy efficiency, and rising energy costs is no simple task. This guide will walk you through the key...

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New boilers

Eco Friendly Boiler Installation Stoke-on-Trent

If you're a resident of Stoke-on-Trent considering a green upgrade for your home, you've come to the right place. This blog will walk you through everything you need to...

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Boiler servicing

How Our Engineers Perform a Boiler Health Check

Whether you're ensuring your family's safety or simply avoiding being caught out during a cold snap, here's how our Stoke-on-Trent team conducts comprehensive boiler...

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Boiler servicing

5 Signs Your Boiler Needs a Service

When winter rolls around, your boiler becomes the unsung hero of your home, keeping you warm and comfortable when it matters most. But like any hardworking appliance, it...

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Winter ready

Why It Pays to Service Your Boiler Before November

Avoid the seasonal rush, keep your system running efficiently, and enjoy a stress-free winter by arranging your Stoke-on-Trent boiler service now. Not sure where to...

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Boiler servicing

Why Use a Local Engineer for Your Boiler Service

If you're in Stoke-On-Trent and need a new boiler, you've come to the right place. Boiler installation is more than just a home upgrade; it's an investment in your...

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New boilers

Boiler Installation: A Complete Homeowner's Guide

If you're in Stoke-On-Trent and need a new boiler, you've come to the right place. Boiler installation is more than just a home upgrade; it's an investment in your...

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Boiler servicing

Why Regular Servicing Prevents Boiler Breakdowns

The solution? Regular boiler servicing. If you haven't already added "boiler servicing Stoke-On-Trent" to your annual home maintenance checklist, this post will explain...

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Boiler servicing

10 Questions to Ask Your Boiler Service Engineer

But here's the thing many homeowners overlook during their boiler service appointment: the opportunity to ask questions. A visit from your boiler service engineer isn't...

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From the van

Common Boiler Faults We See in Fenton and Hanley

A well-functioning boiler isn't just a luxury; it's a necessity for ensuring safety, energy efficiency, and comfort in your home. Whether it's a cold winter night or a...

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Winter ready

How to Avoid a Boiler Breakdown This Winter

The good news? Many of these issues can be avoided with one simple action: booking a timely boiler service. This post will walk you through why your boiler works harder...

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Faults & repairs

How to Choose the Right Boiler Repair Engineer

This guide will walk you through the key factors to consider when choosing a boiler repair engineer, the risks of getting it wrong, and why Gas Master UK stands out as...

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Boiler servicing

Why Annual Boiler Servicing Saves You Money

Many homeowners often put off boiler servicing, thinking it's an unnecessary expense. However, skipping regular maintenance can lead to costly breakdowns, higher energy...

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Faults & repairs

5 Reasons Your Boiler Loses Pressure

For Stoke-on-Trent homeowners, where many homes feature older heating systems, low boiler pressure is a common issue. Understanding what's causing the pressure to drop...

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Faults & repairs

What to Expect During a Boiler Repair

If you're based in Stoke-On-Trent and exploring your repair options, this guide details what you can expect during a professional boiler repair visit. Plus, you'll learn...

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Boiler servicing

Why a Spring Boiler Check Beats a Winter Breakdown

Spring is an ideal time to give your boiler the care it deserves. A professional service ensures your boiler is in perfect working order, so you're ready for...

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Heating & efficiency

How to Bleed a Radiator

This guide will walk you through everything you need to know about bleeding radiators, from identifying the signs that your radiators need attention to a detailed...

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Faults & repairs

Summer Boiler Maintenance Tips for Stoke-On-Trent

If you're looking for expert assistance, Gasmaster, Stoke-On-Trent's trusted boiler service provider, can ensure your system stays in top shape. Here's everything you...

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Heating & efficiency

How Boiler Servicing Boosts Energy Efficiency

An inefficient boiler can lead to higher energy consumption, inflated utility bills, and an increased environmental impact. For homeowners and landlords in...

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Faults & repairs

Top 5 Boiler Repair Mistakes and How to Avoid Them

At Gasmaster, we've seen it all - from homeowners attempting DIY fixes to skipped servicing appointments that lead to major breakdowns. To help you avoid common pitfalls...

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Faults & repairs

Top 3 Boiler Brands Repaired in Stoke-On-Trent

Understanding which boiler brands are most commonly repaired can help you identify issues early and address them efficiently. Today, we're shining a light on the top...

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Landlords

A Landlord's Guide to Boiler Servicing Duties

This guide walks landlords in Stoke-On-Trent through everything they need to know about boiler servicing, from meeting legal requirements to following best practices. By...

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Faults & repairs

Why Choose Gasmaster

What sets Gasmaster apart? Here's a detailed look at why Gasmaster is Stoke-On-Trent's top choice for boiler servicing.

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Faults & repairs

Questions to Ask Before a Boiler Repair

However, not all companies are created equal, and making the wrong choice could leave you with poor workmanship, hidden costs, or even safety risks. That's where asking...

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Boiler servicing

How Servicing Extends the Life of Your Heating

That's where GasMaster comes in. Trusted by Stoke On Trent homeowners and landlords for expert boiler servicing, GasMaster makes boiler care simple, affordable, and...

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Faults & repairs

Why Homeowners Choose Gasmaster for Repairs

When the colder months set in, the importance of a fully-functioning boiler cannot be overstated. From keeping your home warm to ensuring hot water for daily needs, a...

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Boiler servicing

What Happens During a Boiler Service? Step by Step

When winter rolls around, your boiler becomes the unsung hero of your home, keeping you warm and comfortable when it matters most. But like any hardworking appliance, it...

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Faults & repairs

Why Your Boiler Keeps Losing Pressure & How to Fix It

This guide will walk you through understanding why boilers lose pressure, the potential risks of leaving these issues unresolved, troubleshooting tips, and how Gasmaster...

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Faults & repairs

Why Hire a CORGI-Registered Engineer? Legal Insights

While you may still hear "CORGI-registered engineer" used colloquially, it's worth noting that CORGI (Council for Registered Gas Installers) was officially replaced by...

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New boilers

Why Choose Gasmaster for Boiler Installation

Installing a new boiler is a substantial investment that impacts your home's comfort, safety, and energy efficiency. Choosing the right installer is not just a...

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Heating & efficiency

Save Money on Heating in 2025 with Smart Thermostats

One innovative and highly effective solution is the smart thermostat. These small but powerful devices are transforming how we heat our homes, helping homeowners...

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New boilers

Gas Boiler Ban 2035 Explained for UK Homeowners

This guide will break it all down for you - from understanding the ban itself to exploring alternative heating systems, financial considerations, and how to prepare your...

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New boilers

Why Upgrade to an Energy-Efficient Boiler

If you've been considering making the switch, this blog covers all the reasons why an energy-efficient boiler should be your next home improvement investment. From cost...

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Boiler servicing

Comprehensive Boiler Servicing Guide

A boiler often works silently in the background, keeping your home warm and your showers steaming hot. But just like a car, it requires regular maintenance to remain...

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Heating & efficiency

Top 5 Common Heating Problems & How to Prevent Them

And if a heating issue still arises, remember that Gasmaster Plumbers is here to help. Based in Stoke-on-Trent, we offer expert heating solutions across Derby, Stafford...

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Faults & repairs

Common Boiler Problems and How to Identify Them

Leaking water around your boiler is a clear sign of trouble. This could be caused by a broken component, excess pressure, or corrosion inside the system. If left...

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