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Advice

Expert guides and advice to help you make informed decisions.

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

21st May, 2026

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

7 Tips To Reduce Your Energy Bills

21st May, 2026

Advice

7 Tips To Reduce Your Energy Bills

If your boiler is over 10 years old, it may be time to upgrade to a newer, more efficient model.

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Stephen Day

Gas Safe Engineer

How to Fix a Faulty Heat Exchanger

21st May, 2026

Advice

How to Fix a Faulty Heat Exchanger

In this guide, we’re going to be explaining what a heat exchanger is, some common causes for problems and how to fix them.

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Stephen Day

Gas Safe Engineer

Which Boiler is Best for an Apartment or Flat?

21st May, 2026

Advice

Which Boiler is Best for an Apartmen...

When your old boiler breaks down and it comes time to replace it with a new one, it may seem difficult to select the right one for your home, particul...

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Stephen Day

Gas Safe Engineer

Boiler Pilot Light Won't Stay Lit

21st May, 2026

Advice

Boiler Pilot Light Won't Stay Lit

If you own an older boiler, you might be familiar with the pilot light. The pilot light is an essential part of the boiler system flame that is respon...

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Stephen Day

Gas Safe Engineer

Boiler Not Responding To Thermostat

21st May, 2026

Advice

Boiler Not Responding To Thermostat

When your boiler isn’t responding to its thermostat, or vice versa, it can be tricky to identify the problem.

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Stephen Day

Gas Safe Engineer

What Happens After Your Boiler is Installed By iHeat?

21st May, 2026

Advice

What Happens After Your Boiler is In...

In this guide, we’ll be answering some of the most frequently asked questions about what happens after your new boiler installation.

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Stephen Day

Gas Safe Engineer

Which Boiler Brands Do iHeat Stock?

20th May, 2026

Advice

Which Boiler Brands Do iHeat Stock?

At iHeat we want our customers to receive only the best boilers available, that’s why we stock an eclectic range of models from industry big hitters a...

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Stephen Day

Gas Safe Engineer

When Should You Replace Radiators?

20th May, 2026

Advice

When Should You Replace Radiators?

While radiators are considered to be one of the most resilient things you have in your home, this does not mean that they will last forever

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Stephen Day

Gas Safe Engineer

What Type of Boiler Do I Have?

20th May, 2026

Advice

What Type of Boiler Do I Have?

Despite over 22 million UK homes having gas central heating, a great deal of homeowners are unsure about which type of boiler they have installed in t...

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Stephen Day

Gas Safe Engineer

What Size Combi Boiler Do I Need?

20th May, 2026

Advice

What Size Combi Boiler Do I Need?

Find out whether the size of your combi boiler will make any difference to its capabilities.

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Stephen Day

Gas Safe Engineer

What Is A System Boiler?

20th May, 2026

Advice

What Is A System Boiler?

The best boiler for your home will be one that can meet the demands for hot water and central heating within the household.

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Stephen Day

Gas Safe Engineer