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Stephen Day

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Gas Safe registered and FGAS certified engineer with over 20 years experience in the heating and cooling industry.
Do I Need a Carbon Monoxide Detector with a Combi Boiler

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Do I Need a Carbon Monoxide De...

Boilers can produce carbon monoxide (CO), a dangerous and potentially deadly gas, through...

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How to Reset Vaillant Boiler

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How to Reset Vaillant Boiler

The reset button on a Vaillant boiler typically has a small flame icon and can be found on...

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Viessmann 222-F Boiler Review

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Viessmann is an international brand with over a century of trusted design and application,...

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Viessmann Vitodens 200-W Combi Boiler Review

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Viessmann Vitodens 200-W Combi...

Viessmann is a brand with over a century of trusted design and application, allowing them...

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What is Boiler Pump Overrun? - Functions, Issues, and Fixes

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What is Boiler Pump Overrun? -...

Pump overrun in boilers is a feature that helps cool down the system and manage residual h...

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Should You Turn Your Boiler On & Off?

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Should You Turn Your Boiler On...

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

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Viessmann Vitodens 100-W Combination Boiler Price Review

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Viessmann Vitodens 100-W Combi...

This beast of a combi boiler is one of the most sought-after models from Viessmann

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Worcester Bosch Greenstar CDi Compact Combi Review

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Worcester Bosch Greenstar CDi...

One of the most popular compact combi boilers on the market, here we take an in depth look...

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Worcester Bosch Greenstar 4000 System Boiler Review

24th June, 2024 Reviews

Worcester Bosch Greenstar 4000...

Today we will review the Worcester Bosch Greenstar 4000 System Boiler, and whether this sy...

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Navien NCB 300 Boiler Review

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Navien NCB 300 Boiler Review

Unlocking the Efficiency and Value of the Navien NCB 300 Boiler: A Comprehensive Guide for...

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Vaillant ecoFIT Pure Review

24th June, 2024 Reviews

Vaillant ecoFIT Pure Review

At iHeat we stock only the best boilers to efficiently heat your home, and save you money....

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Grundfos Central Heating Pump

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Grundfos Central Heating Pump

A Grundfos central heating pump is an essential part of a boiler system in many UK homes....

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