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Boiler Guide

Everything there is to know about heating systems, energy saving, care plans and more.

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How to unclog a waste drain

Yes, that’s right, unclogging a waste drain is something you can try yourself. It’s not the most pleasant task in the world, but it's pretty easy.

How to unclog a waste drain
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Vaillant ecoFit Pure 825 Combi - Review

In our latest review, we took a look at Vaillant's ecoFit Pure 825 combi boiler - an ideal choice for homeowners looking for a small yet powerful 25kW gas boiler.

Vaillant ecoFit Pure 825 Combi - Review
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Worcester 35CDi Classic System - Review

In our latest review, we took a closer at 35kW system boiler, the Worcester Bosch Greenstar 35CDi Classic System - a highly efficient and powerful boiler.

Worcester 35CDi Classic System - Review
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How to repair a fuse in a fuse box

Looking to replace a fuse? Luckily, it's not as complicated as you might think. Understand the purpose of fuses and the reasons why they blow in our guide.

How to repair a fuse in a fuse box
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Worcester 38CDi Classic Combi - Review

In our latest combi boiler review, we took a look at the Worcester Bosch Greenstar 38CDi Classic Combi - a powerful yet highly efficient combination boiler.

Worcester 38CDi Classic Combi - Review
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Do you need home cover?

You can’t always prevent all the tiny issues from happening in your home, which is why home emergency cover may be exactly what you're looking for.

Do you need home cover?
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What is a powerflush?

Find out how much a powerflush costs, what they're good for, whether you may need one and what the difference is between a powerflush and a chemical flush.

What is a powerflush?
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How to unclog your kitchen drain

Food or oil can contribute to blocked kitchen drains. In a few easy steps, you can easily unblock your drains, or prevent any future clogging.

How to unclog your kitchen drain
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How to prevent blocked drains

Suffering with blocked kitchen sinks, bath tubs or bathroom sinks? We're here to help with our guide on how to avoid blocking drains.

How to prevent blocked drains
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Why you should avoid cheap boilers

Thinking of buying and installing a budget boiler? Before you do, take a look at why it's better to spend a little extra on a boiler for your own peace of mind.

Why you should avoid cheap boilers
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Vaillant ecoTec Green iQ 843 - Review

We took a closer look at Vaillant's ecoTec Green iQ 843 for you - the upgrade to the popular 835 model with some environmentally friendly features.

Vaillant ecoTec Green iQ 843 - Review
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Worcester 30Ri vs 30CDi Classic Regular

In our latest edition of the battle of the boilers, we have two Worcester Bosch regular boilers: the Greenstar 30Ri and the 30CDi Classic Regular.

Worcester 30Ri vs 30CDi Classic Regular
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Types of boilers

Find out everything there is to know about the different types of domestic boilers - from condensing over combi and conventional to system boilers.

Types of boilers
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What is a condensing boiler?

Find out what condensing boilers are, how they differ from other types of boilers, their energy and cost-saving benefits and much more.

What is a condensing boiler?
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Ideal Logic+ 24 Combi - Review

We take a look at the Ideal Logic Plus 24C boiler - How efficient is it? Could this be their best boiler yet? And how does it match up to the competition?

Ideal Logic+ 24 Combi - Review
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A guide to geothermal energy

Explore the solution to the problem solar power users are faced with at night and during darker days with the use of home storage batteries. Find out more here.

A guide to geothermal energy
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Vaillant ecoTec Plus 418 Boiler - Review

In our review of the Vaillant ecoTec Plus 418 regular boiler, we took a look at its size, compatibility with controls and its sturdy 18kW output.

Vaillant ecoTec Plus 418 Boiler - Review
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Worcester Bosch Greenstar 25i - Review

We took a good look at Worcester Bosch's Greenstar 25i combi boiler - Just how good is the UK's most popular boiler and the successor to the 24i Junior?

Worcester Bosch Greenstar 25i - Review
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9 signs it's time for a new boiler

Recognise the 9 typical signs that help you establish whether you need a simple boiler repair or a completely new replacement boiler.

9 signs it's time for a new boiler
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Worcester 30Si Compact Combi - Review

We took a closer look at the popular (and small) Worcester Bosch's Greenstar 30Si Compact combination boiler - Just how good is the boiler compared to the 30i?

Worcester 30Si Compact Combi - Review
Preparing Your Boiler For Winter

Preparing Your Boiler For Winter

Find out how you can keep your home warm and comfortable through the cold winter months with a few simple steps and some boiler maintenance.

Preparing Your Boiler For Winter
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Vaillant ecoTec Plus 825 Combi - Review

In this review, we took a closer look at Vaillant's ecoTec Plus 825 - a small yet powerful combination boiler for smaller homes and flats.

Vaillant ecoTec Plus 825 Combi - Review
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Introducing the new Nest Thermostat E

We've tested Nest's latest model, the Nest Thermostat E - a cheaper alternative to the 3rd Gen. Nest but with all the energy and money-saving features.

Introducing the new Nest Thermostat E
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ecoTec Pro 24 vs Greenstar 25i

It's the battle of the high-end combi boilers. We pit Vaillant's ecoTec Pro 24 against the Worcester Bosch Greenstar 25i. Find out which one is better!

ecoTec Pro 24 vs Greenstar 25i
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Worcester 42CDi Classic Combi - Review

In our most recent Worcester review, we took a lot at the Greenstar 42CDi Classic Combi - a highly powerful and efficient 42kW combination boiler.

Worcester 42CDi Classic Combi - Review
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Vaillant Boiler Error Codes

We've listed some of the most common error codes that could appear on your Vaillant boiler.

Vaillant Boiler Error Codes
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Worcester Bosch Greenstar 36CDi - Review

We took a closer look at Worcester Bosch's popular 36kW compact combination boiler, the Greenstar 36CDi Compact combi - a highly efficient and powerful combi.

Worcester Bosch Greenstar 36CDi - Review
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A guide to storage batteries

Explore the solution to the problem solar power users are faced with at night and during darker and cloudy days. Find out more here.

A guide to storage batteries
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What to do in a power cut?

If you're experiencing regular power cuts, or this is the first time, there's a few steps you can take to solve the problem. Find out what to do next.

What to do in a power cut?
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Nest Learning Thermostat - Review

We took a look at the Nest's learning smart thermostat - a highly intelligent thermostat with great features, self-learning and a metallic circular design.

Nest Learning Thermostat - Review
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What is a Landlord Gas Safety Record?

If you're looking to become a landlord, you need to have all gas appliances and flues inspected every year. Read more in our guide on the LGSR/CP12.

What is a Landlord Gas Safety Record?
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Boiler controls not working?

Boiler timers and thermostats are essential to control your home's temperature, which is why it can be frustrating when they stop working.

Boiler controls not working?
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What is boiler insurance?

Everything you need to know about boiler insurance. What is boiler insurance? Is boiler insurance worth it?

What is boiler insurance?
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How does a thermostat work?

Find out how what a central heating thermostat is, what types there are, how they work and how to get the most of them by using them correctly.

How does a thermostat work?
How To Save Energy At Home

How to save energy at home

Take a look at some of our top tips to reduce your energy use at home and start saving on those monthly energy bills - You can start to save money today!

How to save energy at home
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Why do Hometree use video surveys?

Hometree's experienced engineers use video calls to your smartphone to complete your boiler survey, rather than the traditional salesperson home visit.

Why do Hometree use video surveys?
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Vaillant ecoTec Plus 412 Boiler - Review

We took a closer look at one of Vaillant's most popular regular boilers, the Vaillant ecoTec Plus 412 - a highly efficient boiler with a 12kW heating output.

Vaillant ecoTec Plus 412 Boiler - Review
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What is boiler kettling?

Is your boiler sounding like a kettle coming to the boil? If your boiler has started making a lot of noise, chances are there's a build up of limescale.

What is boiler kettling?
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Vaillant ecoFit Pure 830 Combi - Review

Vaillant's ecoFit Pure 830 combination boiler - a popular choice for homeowners looking for an efficient 30kW combi boiler with a powerful flow rate.

Vaillant ecoFit Pure 830 Combi - Review
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What is boiler cover?

Everything you need to know about boiler cover. What is boiler cover? Is boiler cover worth it?

What is boiler cover?
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Vaillant ecoTec Plus 832 Combi - Review

In this review, we took a closer look at Vaillant's ecoTec Plus 832 - a small yet powerful combination boiler for smaller homes and flats.

Vaillant ecoTec Plus 832 Combi - Review
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Vaillant ecoTec Green iQ 835 - Review

We took a closer look at Vaillant's ecoTec Green iQ 835 for you - the most environmentally friendly condensing wall-mounted combi boiler.

Vaillant ecoTec Green iQ 835 - Review
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How to unblock an outside drain

Drain unblocker tasks are relatively easy to carry out yourself and chances are you won’t need to call out the experts. We're here to help.

How to unblock an outside drain
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Vaillant ecoTec Pro 30 Combi - Review

In our review of the Vaillant ecoTec Pro 30 combi boiler, we take a look at its performance and efficiency. Could this be the perfect fit for your home?

Vaillant ecoTec Pro 30 Combi - Review
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Is a regular boiler right for you?

In this guide, we're here to help you find the right boiler for your home. This time, we focus in on regular boilers (also known as conventional or heat only).

Is a regular boiler right for you?
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Vaillant ecoFit Pure 418 Boiler - Review

In our latest review, we took a look at the Vaillant ecoFit Pure 418 regular boiler - a popular choice out of the Vaillant ecoFit Pure boiler range.

Vaillant ecoFit Pure 418 Boiler - Review
Carbon Monoxide: The Dangers

Carbon Monoxide: The Dangers

Discover the the dangers of carbon monoxide gas leaks, why it’s called the "silent killer" and how you can protect yourself.

Carbon Monoxide: The Dangers
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Vaillant ecoFit Pure 835 Combi - Review

In our latest review, we took a look at the Vaillant ecoFit Pure 835 combination boiler - the most powerful combination boiler out of the ecoFit Pure range.

Vaillant ecoFit Pure 835 Combi - Review
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Worcester Bosch Greenstar 28CDi - Review

We took a closer look at Worcester Bosch's Greenstar 28CDi Compact combi boiler - a highly efficient and small combi boiler with great features.

Worcester Bosch Greenstar 28CDi - Review
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Asbestos in boiler insulation

Learn more about the dangers of asbestos - What is it? How dangerous is it? What are the symptoms, and how can you avoid it?

Asbestos in boiler insulation
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Worcester 34CDi Classic Combi - Review

In our latest combi boiler review, we took a look at the Worcester Bosch Greenstar 34CDi Classic Combi - a powerful yet highly efficient combination boiler.

Worcester 34CDi Classic Combi - Review
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What is a boiler service?

If you're looking to maintain your boiler, an annual boiler service will include checks and tests carried out by a Gas Safe engineer. Find out more today.

What is a boiler service?
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A guide to radiator valves

Find out everything about the different types of valves that exist for radiators - from manual valves over thermostatic radiator valves (TRVs) to smart options.

A guide to radiator valves
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How to replace a blown fuse

Blowing a fuse or tripping a fuse switch is easily done – especially if you’re multi-tasking with electrical items. Find out how to replace a fuse today.

How to replace a blown fuse
Worcester Bosch Wave - Review

Worcester Bosch Wave - Review

We had a quick look at Worcester Bosch's latest thermostat offering, this time with their Wave smart thermostat. Could it be the thermostat for you?

Worcester Bosch Wave - Review
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Magnetic filters & limescale inhibitors

Everything you need to know about magnetic filters and limescale inhibitors! From what they are and why they're essential for your home central heating system.

Magnetic filters & limescale inhibitors
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What’s The Ideal Room Temperature?

Not sure what temperature your house should be? Or the most economical temperature for central heating? We took a look at how you could make an energy saving.

What’s The Ideal Room Temperature?
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Worcester 30i vs Worcester 29CDi Classic

It's the battle of the high-end combi boilers, this time between two Worcester Bosch boilers: the Worcester Bosch Greenstar 30i vs 29CDi Classic combi boiler.

Worcester 30i vs Worcester 29CDi Classic
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A guide to central heating controls

Everything there is to know about central heating controls! From old-school mechanical boiler thermostats to smart wireless boiler controls.

A guide to central heating controls
vSMART vs Wave

Smart thermostats - vSMART vs Wave

The Battle of the Thermostats continues - this time we pit the Worcester Wave and Vaillant vSMART against each other - how will they compare?

Smart thermostats - vSMART vs Wave
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Worcester Bosch Greenstar 29CDi - Review

We took a closer look at Worcester Bosch's Greenstar 29CDi Classic combi boiler - a highly efficient and small combi boiler with great features.

Worcester Bosch Greenstar 29CDi - Review
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Power shower vs electric shower

Power showers and electric showers are topics that seem to confuse a lot of us, and we're here to explain how each of them work and the benefits of each.

Power shower vs electric shower
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Vaillant ecoFit Pure 415 Boiler - Review

In our latest review, we took a closer look at the ecoFit Pure 415 - Vaillant's popular 15kW regular boiler choice for those with traditional heating systems.

Vaillant ecoFit Pure 415 Boiler - Review
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Worcester Bosch Greenstar 25Si - Review

We took a look at the Worcester Greenstar 25Si Compact, the smaller alternative to the massively popular 25i combi boiler - Can it still pack a punch?

Worcester Bosch Greenstar 25Si - Review
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How to test smoke alarms in your home

For you and your family's safety, it's important that your smoke alarms are regularly tested so that you can be aware of any incidents. Read more.

How to test smoke alarms in your home
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Tado Smart Thermostat - Review

In our latest review, we had a look at the Tado smart thermostat, the "new kid on the block" in the world of smart tech with a stunning futuristic LED display.

Tado Smart Thermostat - Review
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Vaillant ecoTec Plus 415 Boiler - Review

We took a closer look at the Vaillant ecoTec Plus 415 regular boiler - a highly efficient boiler boasting German engineering and a 15kW heating output.

Vaillant ecoTec Plus 415 Boiler - Review
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Programmable vs smart thermostats

Discover all there is to know about the differences between classic, programmable thermostats and their most modern counterpart - smart thermostats.

Programmable vs smart thermostats
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Vaillant ecoTec Pro 28 Combi - Review

We took a look at Vaillant's most popular 28kW combi boiler, the ecoTec Pro 28 - How well does it perform in comparison to a Worcester Bosch alternative?

Vaillant ecoTec Pro 28 Combi - Review
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What can a new boiler really save me?

Find out how much money a new A-rated condensing boiler could save you on your annual energy bills and check whether a new boiler could pay for itself!

What can a new boiler really save me?
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What is a conventional boiler?

Find out what conventional boilers are, how they work and why they are a popular choice for anyone in an area with low water pressure.

What is a conventional boiler?
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Vaillant ecoFit Pure 412 Boiler - Review

We took a closer look at the Vaillant ecoFit Pure 412 - a popular 12kW regular boiler choice for those with smaller homes and traditional heating systems.

Vaillant ecoFit Pure 412 Boiler - Review
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Is a system boiler right for you?

If you’re unsure of which boiler will suit your home, we’re here to help. In this guide, we focus in on system boilers.

Is a system boiler right for you?
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Vaillant ecoTec Pro 24 Combi - Review

We reviewed Vaillant's ecoTec Pro 24 combi boiler - How will it compare to the competition, especially the Worcester 25i - the UK's most popular boiler?

Vaillant ecoTec Pro 24 Combi - Review
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A guide to hot water cylinders

Learn more about hot water cylinders, from how they store your water as well as how hot water Is distributed through your home. Find out more here.

A guide to hot water cylinders
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Worcester Greenstar 15i System - Review

In our latest system boiler review, we took a look at the Worcester Bosch Greenstar 15i - a highly efficient, wall-mounted 15kW system boiler.

Worcester Greenstar 15i System - Review
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5 reasons you should service your boiler

If you're wondering why an annual boiler service is important, we're here to help. Take a look at our top 5 reasons why today!

5 reasons you should service your boiler
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What is a system boiler?

Find out what system boilers are, how they work and why they are a popular choice with larger families or homes with multiple bathrooms.

What is a system boiler?
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A guide to solar energy

Find out everything there is to know about solar energy solutions: types of solar energy solutions, how they work, available incentives and much more.

A guide to solar energy
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What is an immersion heater?

Some opt for a combi boiler, others go for renewables and a small number of people choose an immersion heater. Learn more today.

What is an immersion heater?
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The ErP directive

Learn about the EU's Energy related Product Directive (ErP), which helps you keep an eye on the energy efficiency of your everyday energy appliances.

The ErP directive
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Baxi EcoBlue+ vs Ideal Logic+

It's the battle of the mid-range combi boilers. We pit Baxi's EcoBlue+ against the Ideal Logic+ to find out out which one is better value for money.

Baxi EcoBlue+ vs Ideal Logic+
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Honeywell Lyric T6 - Review

We took a closer look at Honeywell's T6 Smart Thermostat - an easy to install smart thermostat with an array of great features and a modern cuboid design.

Honeywell Lyric T6 - Review