Hot Water Only Works When the Heating Is On: Causes Explained
No hot water unless the heating is on? On system and regular boilers a zone valve or wiring fault is likely; on combis the diverter valve. What to check and how it is fixed.
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Plumbing
Every Gasmaster article filed under Plumbing: 13 guides and job reports from our Gas Safe engineers in Stoke-on-Trent.
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Pressure Relief Valve Dripping Outside? What That Pipe Is Telling You
A small copper pipe dripping outside near the boiler usually means the pressure relief valve has opened. Why it happens, what it tells you about your system, and how it is fixed.
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How to Protect Your Pipes From Freezing This Winter
Frozen and burst pipes are among the costliest winter call-outs, and most are preventable. Here is what to lag, what to drain and what to do if one goes.
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How to Find and Test Your Stopcock Before Winter
If a pipe bursts in January, the stopcock is the first thing you need. Here is how to find it, test it and fix a stuck one while it is still summer.
Read articleRadiator Types Explained: Panel, Column, Designer and Which Suits Your Home
A plain-English guide to the main types of domestic radiators, panel, column and designer styles, and practical factors worth considering when choosing.
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Immersion Heaters: Your Boiler’s Backup Explained
What is an immersion heater and when should you use one? A clear guide to backup hot water, running costs, and safe troubleshooting for UK homes.
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Unvented Cylinder Servicing: What Homeowners Need
Unvented cylinder service is a legal requirement, not an optional extra. Learn what's checked, why G3 matters, and how to book with Gasmaster.
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Gas Cooker Safety and Servicing: What You Need to Know
Gas cooker safety basics, warning signs to watch for, and why a gas cooker should be included in your property's annual gas safety check, not overlooked.
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Combi Boiler Hot Water Delay: Why There’s a Wait for Hot Water
Why a combi boiler sometimes has a short delay before hot water reaches the tap, and when a longer wait might point to a fault worth investigating.
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Cylinder Pasteurisation and Legionella: What Hot Water Systems Need
What cylinder pasteurisation is, why hot water cylinders need to reach a certain temperature periodically, and what homeowners with a cylinder should know about legionella risk.
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Emergency Gas Shut-Off Valve: Where It Is and How to Use It
Do you know where your emergency gas shut-off valve is? What it looks like, where to find it, and when you should (and shouldn't) turn it off yourself.
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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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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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