Check out our blog of useful buying guides and how-to articles to solve simple problems
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Water dripping from a pipe outside? Your pressure relief valve is doing its job If you see water dripping from a small copper pipe on the outside wall near your boiler, that is the pressure relief valve. The PRV is a safety part...
27 September 2026
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Help! My boiler keeps losing pressure If your boiler keeps losing pressure, then this article is for you. We will show you some simple steps how to repressurise and reset your boiler...
3 September 2026
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How to address the Vaillant F22 fault code, what it means, possible causes and how to fix it.
1 September 2026
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How much does a power flush cost and how long does it take? Typical UK prices £300-£600, four to five hours on the day. Tony shows what actually happens.
31 August 2026
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When your Vaillant boiler suddenly shuts down and displays the F20 fault code, it’s easy to imagine the worst. No heat. No hot water. And a message that’s more confusing than helpful....
12 August 2026
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Glow-worm displays this code as F.20 (with a dot). Glow-worm's own fault-code library defines it as 'the safety thermal cut out has operated shutting the boiler off'. Glow-worm-specific diagnostic tree (water pressure first, then flow sensors, volume flow sensor and ignition) explained by a Watford Gas Safe engineer. Covers Energy, Ultracom, Ultimate, Betacom, Easicom and Compact ranges.
12 August 2026
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Do you actually need boiler breakdown cover? A local Gas Safe engineer's honest take, with an open cost comparison between national cover plans and our 2026 pay-per-visit pricing. Serving Watford, Hertfordshire, London and Middlesex.
5 August 2026
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Vaillant F29 means the flame failed to ignite. Learn what causes it — from gas supply issues to frozen condensate pipes — and when to call a Gas Safe engineer.
18 June 2026
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Vaillant F27 means false flame detection — the boiler detects flame when there shouldn't be one. Learn what causes it and when to call a Gas Safe engineer.
18 June 2026
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What does the Vaillant F75 Fault code mean? The Vaillant F75 fault code is a common issue found on Vaillant ecoTEC boilers and is usually linked to a problem with water pressure detection during boiler start-up...
27 April 2026
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If your radiator is not working or heating up properly, then watch the video which shows you some simple checks and fixes you can do.
27 April 2026
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Step-by-step guide to cleaning your MagnaClean filter with video walkthrough by a Gas Safe engineer. Tools needed, how often to clean, and when to call a professional.
27 April 2026
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Towel rail cold while other rads work? Most common causes are airlock, stuck valve, or system imbalance. Tony's step-by-step video and written guide.
27 April 2026
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Approved Viessmann boiler engineers for servicing, repairs, and new installations across Hertfordshire and North London. Vitodens range specialists — Gas Safe registered.
5 April 2026
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Locating your Mains Water Stopcock You need to know how to find your stopcock if you have a plumbing problem such as a leak or a burst pipe. In order to fix these issues and prevent ...
25 March 2026
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This article describes the pros and cons of getting a boiler service plan with British Gas and whether their HomeCare plans represent value for money or not.
25 March 2026
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DIAGNOSING AND FIXING THE VAILLANT F62 FAULT CODE If you own a Vaillant boiler, you may have encountered the F62 fault code. This fault code indicates an issue with the gas va...
25 March 2026
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Worcester Bosch E9 means ignition failure — the boiler tried to light but couldn't establish a flame. Learn what causes it and when to call a Gas Safe engineer.
23 February 2026
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Your boiler won’t fire up or start. Here are some quick checks you can do: DIY Checks You Can Do <strong data-start="241" data-end="264"...
27 November 2025
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Your boiler is leaking water. Here are some quick checks you can do: DIY Checks You Can Do Turn ...
14 November 2025
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Ideal Logic showing E133 fault code? Here’s what you can check yourself: DIY Checks You Can Do <strong d...
12 November 2025
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Want to protect your boiler and heating system? Here’s what you can do: DIY Checks You Can Do <strong da...
11 November 2025
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Your radiators are making odd noises you haven't heard before – banging, gurgling, or hissing sounds. Here are some quick checks you can do yourself: DIY Checks You Can Do ...
7 November 2025
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Every winter, thousands of boilers break down during the first cold snap because they weren't properly prepared. Here are some quick checks you can do yourself now: DIY Checks You Ca...
7 November 2025
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Want to keep your boiler running safely and efficiently? Here’s what you can check: DIY Checks You Can Do <p data-start="282" data-end="426...
3 November 2025
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Some radiators get hot quickly while others stay lukewarm? Here’s what you can do: DIY Checks You Can Do <p data-start="309" data-end="477"...
1 November 2025
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Your radiator is hot at the top but cold at the bottom. Here are some quick checks you can do: DIY Checks You Can Do <strong data-start=...
29 October 2025
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Your boiler shouldn't smell of anything when working normally. If you notice unusual smells, here are some quick checks you can do: DIY Checks You Can Do <p data-start="36...
28 October 2025
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Your boiler keeps turning on and off repeatedly, sometimes every few minutes. Here are some quick checks you can do: DIY Checks You Can Do <p data-start="377" data-end="47...
27 October 2025
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Your heating is on, the boiler is running, but your house just isn't getting warm enough. Here are some quick checks you can do yourself: DIY Checks You Can Do <p data-sta...
20 October 2025
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As the UK's winter chill sets in, keeping your home warm and safe without overspending is vital. This guide offers practical advice for balancing comfort, efficiency, and cost savings.
17 October 2025
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Warm Home Hacks: Affordable Tips to Keep Your Home Cosy Keeping warm this winter doesn't have to mean sky-high heating bills. With a few simple adjustments, you can make your home mo...
17 October 2025
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How to avoid your condense pipe freezing If you can stop your condense pipe freezing when we have sub-zero temperatures then you will avoid boiler break downs. Boilers breaking down ...
10 October 2025
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Are you looking for a new combination boiler? We know that you want to spend your money wisely, so here's our handy guide on how to choose the best combi boiler.
23 September 2025
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Our quick-response team are available throughout London, Watford, Hertfordshire, and Middlesex areas for Vaillant boiler service, repairs, and installations.
25 August 2025
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Wondering what is the best combination boiler on the market? Are you looking for a new combination boiler?We know that you want to spend your money wisely, so here's our handy...
22 August 2025
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Here are some top tips for solving 7 common household plumbing problems, to help you know whether it's something you can ignore or resolve yourself and when it's better to call in a plumber to fix.
22 August 2025
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Did you know that 60% of UK properties are affected in some way by limescale? Living in a hard water areas such as Hertfordshire, London and the South East can be a real problem!
22 August 2025
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What Are SMART Heating Controls? This comprehensive guide cover the features and benefits of SMART heating controls and whether they're worth bothering about.
22 August 2025
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An oil-fired boiler is a reliable heating system, but without regular servicing, it can lose efficiency, break down unexpectedly, and even become a safety hazard. ...
8 August 2025
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Considering cheap boiler installations quotes, then here's some guidance and signs to look out for so you can avoid being ripped off or put in danger.
5 August 2025
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If your boiler been switched off and classed unsafe with a warning label because your boiler flue no longer meets current building regulations, then this article will guide you what the current boiler flue regulations are and what your next steps are.
5 August 2025
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This article explores the difference between a Megaflow system and Combi boiler. If you're choosing a new hot water system, then you may be confused with the vast choice.
5 August 2025
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How to Keep Your Home Warm and Avoid Frozen Pipes This Winter As the UK's winter chill sets in, keeping your home warm and safe without overspending is vital. This guide offers pract...
4 August 2025
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Coral Electric Boiler Repairs – How to find faults Elson Coral Electric Boiler Repairs heat water for bathing and washing in. They are often found in homes where there is no gas supp...
2 August 2025
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This article answers the question 'do I need a carbon monoxide detector?'. Find out whether you (or your landlord) needs to install a carbon monoxide detector.
2 August 2025
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Wondering whether an annual boiler service is necessary or an unnecessary cost? Use our Boiler Service Checklist to discover whether you would benefit from having regular gas boiler servicing.
2 August 2025
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If your Vaillant boiler suddenly shuts down and flashes the F64 fault code, it’s trying to tell you that something's gone wrong with its internal electronics. Unlike more obvious faults like...
31 July 2025
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Your boiler or central heating has stopped working. Which then leaves you wondering how much you can expect to pay for your boiler repair costs.
31 July 2025
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If your Vaillant boiler is displaying an F10, F11 or F23 fault code, you’re likely dealing with an issue related to the temperature sensors or water flow inside your heating sy...
19 June 2025
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You need to know how to find your stopcock if you have a plumbing problem such as a leak or a burst pipe. In order to fix these issues and prevent any further water damage, you'll first need to turn off your water supply.
19 June 2025
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Gledhill Pulsa Coil and BoilerMate Electric hot water boiler repairs have been our speciality for over 15 years. If you are trying to resolve your hot water issues with your PulsaCoil electric hot water boiler then make us your first call.
30 May 2025
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Should I repair or replace my boiler? f your boiler keeps on breaking down, your situation is no fun at all.We all take our central heating systems for granted and when they b...
23 May 2025
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If your Vaillant boiler has displayed the F32 fault code, it means the fan inside the boiler isn’t working properly – or the boiler thinks it isn’t. This might sound minor, but the fan is vi...
16 May 2025
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Waking up to no hot water or heating is stressful enough – but when your Vaillant boiler flashes the F28 fault code, it can feel like a total mystery. Thankfully, it’s a fault I come across ...
9 May 2025
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