Common customer issue: “My hot water works sometimes, but sometimes it doesn’t. Can I book a boiler service?” This is a very common call-out we receive at GHS Group. Intermittent hot water is frustrating, especially when the boiler seems to work one minute and then fails the next. However, it is important to understand the […]
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PRV Letting By? Why Your Heating and Hot Water May Stop Working
Why Is My PRV Letting By? How Water Pressure Drops Can Leave You Without Heating and Hot Water When your heating system or hot water cylinder starts losing pressure, it can quickly become more than a minor inconvenience. One common cause is a PRV letting by. This means the pressure relief valve is allowing water […]
Read MoreConfused By UK Radiator Sizes and Types?
UK Radiator Sizes Explained: Why Replacing a Simple 600×600 Radiator Can Be So Confusing Replacing a radiator should be simple. You measure your old radiator, see that it’s 600mm high by 600mm wide, head online or into a merchant… and suddenly you’re faced with names like: Type 11 K1 Double Convector Compact P+ Type 22 […]
Read MoreWhy Does My Hot Water Run Hot and Cold?
If your hot water keeps switching between hot and cold, it can quickly become frustrating — especially when you are trying to shower or wash up. In many UK homes, this is a sign that your boiler or hot water system needs attention. At The GHS Group, we regularly diagnose hot water temperature problems across […]
Read MoreWhy Does Copper Pipe Go Thin and Develop Pinholes?
Copper pipe has been used in UK plumbing and heating systems for decades because it is reliable, durable and easy to work with. However, many homeowners and engineers eventually come across copper pipe that has gone thin, developed pinholes or started leaking unexpectedly. While these leaks may appear random, there is usually an underlying cause. […]
Read MoreWhy Is My Boiler Pressure High? | The GHS Group
Why Is My Boiler Pressure High? If your boiler pressure keeps rising, sits too high, or regularly reaches the red zone on the gauge, it could be a sign that something within your heating system needs attention. While some pressure changes are completely normal, consistently high pressure can lead to leaks, heating faults, and even […]
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