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Boiler help & advice

Expert guides and advice to help you make informed decisions.

What is an Airing Cupboard?

19th December, 2025

Guides

What is an Airing Cupboard?

An airing cupboard is a heated storage space that uses warmth from a hot water cylinder or pipework to dry and store items.

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Stephen Day

Gas Safe Engineer

Boiler Pressure Too High: What It Means and How to Fix It

19th December, 2025

Advice

Boiler Pressure Too High: What It Me...

High boiler pressure is usually anything above 2.5 bar on the pressure gauge when the heating is on.

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Stephen Day

Gas Safe Engineer

Worcester Bosch vs Vaillant Boilers - Which is Better?

19th December, 2025

Advice

Worcester Bosch vs Vaillant Boilers...

A clear comparison of Worcester Bosch and Vaillant Boilers and why Worcester Bosch is often cheaper.

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Stephen Day

Gas Safe Engineer

Vaillant Boiler F22

12th December, 2025

Guides

Vaillant Boiler F22

The Vaillant F22 fault means your boiler pressure is too low and needs topping up.

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Stephen Day

Gas Safe Engineer

Combi Boiler Pressure: What It Should Be And How To Fix Issues

12th December, 2025

Guides

Combi Boiler Pressure: What It Shoul...

A combi boiler should be around 1.0 to 1.5 bar when cold and up to about 2.0 bar when hot.

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Stephen Day

Gas Safe Engineer

How To Bleed A Radiator

12th December, 2025

Advice

How To Bleed A Radiator

You bleed a radiator by turning off the heating, opening the bleed valve and releasing trapped air until water flows steadily.

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Stephen Day

Gas Safe Engineer

Boiler Losing Pressure, What Should You Do (How To Fix)

11th December, 2025

Advice

Boiler Losing Pressure, What Should...

A boiler losing pressure is usually caused by a leak, trapped air, or a faulty valve - here’s how to fix it.

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Stephen Day

Gas Safe Engineer

How To Fix Sludge in Radiators

11th December, 2025

Advice

How To Fix Sludge in Radiators

If you’ve noticed your energy bills rising recently, this could be down to a number of reasons. Sludge in your radiators can prevent your radiators re...

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Stephen Day

Gas Safe Engineer

Radiators Not Heating Up: How to Fix?

11th December, 2025

Guides

Radiators Not Heating Up: How to Fix...

If your radiators aren’t heating up, it’s usually caused by trapped air, sludge, or a boiler pressure problem.

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Stephen Day

Gas Safe Engineer

What Temperature Should My Boiler Be Set At In Winter?

09th December, 2025

Guides

What Temperature Should My Boiler Be...

Most homes stay warm in winter with heating set at 60 to 70°C and hot water at 50 to 55°C.

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Stephen Day

Gas Safe Engineer

Central Heating System

09th December, 2025

Guides

Central Heating System

A simple breakdown of the main central heating systems in UK homes and how to decide which one suits your property.

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Stephen Day

Gas Safe Engineer

Do Radiator Covers Block Heat?

08th December, 2025

Guides

Do Radiator Covers Block Heat?

Radiator covers can reduce heat output if airflow is restricted, but the effect varies by design and installation.

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Stephen Day

Gas Safe Engineer