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Boiler help & advice

Expert guides and advice to help you make informed decisions.

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

Leaking Radiator Valve (Lockshield)

28th November, 2025

Guides

Leaking Radiator Valve (Lockshield)

A leaking lockshield valve is usually caused by a loose gland nut, worn seal or corrosion, and can sometimes be tightened safely at home.

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Stephen Day

Gas Safe Engineer

Why is My Boiler Not Working?

27th November, 2025

Guides

Why is My Boiler Not Working?

Maintaining a boiler in good working order is essential for its efficiency and longevity. Regular checks can help prevent disruptions, such as ensurin...

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Stephen Day

Gas Safe Engineer

No Power to Boiler

27th November, 2025

Guides

No Power to Boiler

Find out why your boiler has no power and the key checks you can safely do before calling an engineer.

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Stephen Day

Gas Safe Engineer

Common Alpha Boiler Error Codes

12th November, 2025

Guides

Common Alpha Boiler Error Codes

If your Alpha boiler is showing an error code, this guide explains what each one means, what might be causing it, and when to call a Gas Safe engineer...

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Stephen Day

Gas Safe Engineer

Should You Turn Your Boiler On & Off?

06th November, 2025

Advice

Should You Turn Your Boiler On & Off...

Does turning your boiler on and off actually save you any money? Find out below:

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Stephen Day

Gas Safe Engineer

Why Gas Safety Matters

03rd November, 2025

News

Why Gas Safety Matters

At iHeat, we take gas safety very seriously, ensuring that all our boiler installers are Gas Safe Registered.

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Stephen Day

Gas Safe Engineer

Boiler Leaking Water? (How to Fix a Leaking Boiler)

27th October, 2025

Advice

Boiler Leaking Water? (How to Fix a...

If your boiler is leaking water, it’s likely due to pressure or worn parts. Acting fast helps prevent damage and keeps your heating system running saf...

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Stephen Day

Gas Safe Engineer

What Is A MagnaCleanse?

22nd October, 2025

Advice

What Is A MagnaCleanse?

The heating system in your home is a valuable tool that is used on a regular basis, most likelydaily during the winter season.

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Stephen Day

Gas Safe Engineer

Fix a Frozen Boiler Condensate Pipe

22nd October, 2025

Advice

Fix a Frozen Boiler Condensate Pipe

A frozen condensate pipe blocks the waste-water outlet from a modern boiler. This causes the unit to lock out or reduce heating efficiency. Clearing o...

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Stephen Day

Gas Safe Engineer

How to balance your radiators

20th October, 2025

Advice

How to balance your radiators

Learn how to balance your radiators to improve heat distribution, boost boiler efficiency, and lower your energy bills with this simple step-by-step g...

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Rick Hope

Managing Director

How to work a thermostat

18th October, 2025

Guides

How to work a thermostat

A thermostat when used effectively can be a vital part of central heating control for your home, as well as a tool to help minimise expenses.

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Rick Hope

Managing Director