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Boilers

Looking for the right boiler? PriceRunner is here to guide you. Our extensive selection includes a wide range of boilers from various brands and retailers, making it easy for you to find what suits your needs. Use our handy category filters to narrow down your options based on type, size, and energy efficiency. Whether you're searching for a combi, system, or conventional boiler, we help you compare features and prices side-by-side. This ensures you make the right choice for your home and budget. With user reviews and up-to-date data, you can trust the information provided to be accurate and reliable. Save time and money by finding the best deals without any hassle. Ready to find the boiler that fits your requirements? Begin here and discover the ideal option for your heating needs today!

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Boilers VAILLANT Ecotec Pro 24 28 Siphon Condensate Trap

VAILLANT Ecotec Pro 24 28 Siphon Condensate Trap

Boiler Spare Part

£25.20
Or 3 interest-free payments of £8.40/mo.*
2stores
Boilers Worcester Bosch Worcester 87161128460 Tube Blanking Plate Assembly BNIP

Worcester Bosch Worcester 87161128460 Tube Blanking Plate Assembly BNIP

Boiler Spare Part

£24.99
Or 3 interest-free payments of £8.33/mo.*
2stores
Boilers Baxi Potterton Main Assure Combi 25 30 36 Boiler PCB 7688421

Baxi Potterton Main Assure Combi 25 30 36 Boiler PCB 7688421

Boiler Spare Part

£163.61
Or 3 interest-free payments of £54.53/mo.*
2stores
Boilers VAILLANT Motor Pump E1 Domestic Water 0020183478 Boiler

VAILLANT Motor Pump E1 Domestic Water 0020183478 Boiler

Boiler Spare Part

£212.71
Or 3 interest-free payments of £70.90/mo.*
2stores
Boilers Royal Worcester Worcester Greenstar Combi 533 535 NTC Sensor Right Angled

Royal Worcester Worcester Greenstar Combi 533 535 NTC Sensor Right Angled

Boiler Spare Part

£10.82
Or 3 interest-free payments of £3.60/mo.*
2stores
Boilers VAILLANT Packing Ring Set

VAILLANT Packing Ring Set

Boiler Spare Part

£22.18
Or 3 interest-free payments of £7.39/mo.*
2stores
Boilers Bosch Flue Gas Collector

Bosch Flue Gas Collector

Boiler Spare Part

£34.29
Or 3 interest-free payments of £11.43/mo.*
2stores
Boilers Bosch Seal Burner Gas Air Supply

Bosch Seal Burner Gas Air Supply

Boiler Spare Part

£8.63
Or 3 interest-free payments of £2.87/mo.*
2stores
Bosch Junkers Ersatzteil 87155033440 Kappe 10x

Bosch Junkers Ersatzteil 87155033440 Kappe 10x

Ersatzteil für Heizkessel

£3.99
Or 3 interest-free payments of £1.33/mo.*
2stores
VAILLANT 4.0 AT Fuses

VAILLANT 4.0 AT Fuses

Boiler Spare Part

£8.70
Or 3 interest-free payments of £2.90/mo.*
2stores
Worcester Bosch Worcester 28i Junior Boilers

Worcester Bosch Worcester 28i Junior Boilers

Boiler Spare Part

£393.60
Or 3 interest-free payments of £131.20/mo.*
2stores
Buderus Safety Sensor

Buderus Safety Sensor

Boiler Spare Part

£49.97
Or 3 interest-free payments of £16.65/mo.*
2stores
Royal Worcester Worcester Greenstar Classic System 30 35 Cable Fan Connector Assembly 8716117968

Royal Worcester Worcester Greenstar Classic System 30 35 Cable Fan Connector Assembly 8716117968

Boiler Spare Part

£13.31
Or 3 interest-free payments of £4.43/mo.*
2stores
Buderus Pressure Differential 87161165430

Buderus Pressure Differential 87161165430

Boiler Spare Part

£40.25
Or 3 interest-free payments of £13.41/mo.*
2stores
Junkers Fixing Set Worcester 87103052960

Junkers Fixing Set Worcester 87103052960

Boiler Spare Part

£56.05
Or 3 interest-free payments of £18.68/mo.*
2stores
VAILLANT Ecotecplus 637 837 VU VUW 376 3-5-5 R1.4 High Efficency Pump

VAILLANT Ecotecplus 637 837 VU VUW 376 3-5-5 R1.4 High Efficency Pump

Boiler Spare Part

£299.49
Or 3 interest-free payments of £99.83/mo.*
2stores
Buderus Safety Sensor NTC 43

Buderus Safety Sensor NTC 43

Boiler Spare Part

£55.59
Or 3 interest-free payments of £18.53/mo.*
2stores
VAILLANT Packing Ring Set of 10

VAILLANT Packing Ring Set of 10

Boiler Spare Part

£8.70
Or 3 interest-free payments of £2.90/mo.*
2stores
Worcester Bosch Worcester Greenstar 30 35 R30 R35 R40 HE Plus Combi Expansion

Worcester Bosch Worcester Greenstar 30 35 R30 R35 R40 HE Plus Combi Expansion

Boiler Spare Part

£117.60
Or 3 interest-free payments of £39.20/mo.*
2stores
Ariston Primary Exchanger 24kW Boiler

Ariston Primary Exchanger 24kW Boiler

Boiler Spare Part

£241.30
Or 3 interest-free payments of £80.43/mo.*
2stores
VAILLANT Sensor ecoTEC VU VU

VAILLANT Sensor ecoTEC VU VU

Boiler Spare Part

£46.79
Or 3 interest-free payments of £15.59/mo.*
2stores
Worcester Bosch Worcester Greenstar Combi 25i ERP PCB And Display LCD

Worcester Bosch Worcester Greenstar Combi 25i ERP PCB And Display LCD

Boiler Spare Part

£278.04
Or 3 interest-free payments of £92.68/mo.*
2stores
Ariston Detection Ignition Electrode 65116556-03 Boiler

Ariston Detection Ignition Electrode 65116556-03 Boiler

Boiler Spare Part

£26.87
Or 3 interest-free payments of £8.95/mo.*
2stores
Ariston 60061855-19 Sheet Gasket D 24-17-1.5

Ariston 60061855-19 Sheet Gasket D 24-17-1.5

Boiler Spare Part

£2.08
Or 3 interest-free payments of £0.69/mo.*
2stores
Buderus Auto Air Vent 7099180

Buderus Auto Air Vent 7099180

Boiler Spare Part

£24.14
Or 3 interest-free payments of £8.04/mo.*
2stores
Ideal Max Combi C24 C30 C35 Boiler Manifold-Sump Seal 175575

Ideal Max Combi C24 C30 C35 Boiler Manifold-Sump Seal 175575

Boiler Spare Part

£9.50
Or 3 interest-free payments of £3.16/mo.*
2stores
VAILLANT Ecotec 1 Meter Flue Kit 0010039324 60/100mm

VAILLANT Ecotec 1 Meter Flue Kit 0010039324 60/100mm

Boiler Spare Part

£121.38
Or 3 interest-free payments of £40.46/mo.*
2stores
VAILLANT Diverter Valve Assembly 014639

VAILLANT Diverter Valve Assembly 014639

Boiler Spare Part

£61.67
Or 3 interest-free payments of £20.55/mo.*
2stores
VAILLANT NTC Sensor DHW Outlet Pipe

VAILLANT NTC Sensor DHW Outlet Pipe

Boiler Spare Part

£8.40
Or 3 interest-free payments of £2.80/mo.*
2stores
VAILLANT Thermocompact LPG Gas Section 053079

VAILLANT Thermocompact LPG Gas Section 053079

Boiler Spare Part

£129.99
Or 3 interest-free payments of £43.33/mo.*
2stores
VAILLANT O-Ring PK5

VAILLANT O-Ring PK5

Boiler Spare Part

£9.41
Or 3 interest-free payments of £3.13/mo.*
2stores
Worcester Bosch 26 CDI Xtra PCB Heatronic II 87483003130

Worcester Bosch 26 CDI Xtra PCB Heatronic II 87483003130

Boiler Spare Part

£248.40
Or 3 interest-free payments of £82.80/mo.*
2stores
Bosch Flow Regulator Type E-W 15 Litre Lime

Bosch Flow Regulator Type E-W 15 Litre Lime

Boiler Spare Part

£6.76
Or 3 interest-free payments of £2.25/mo.*
2stores
Danfoss Ignition Transformer 052F4045 EBI4 M S 230V 2x7.5 KV Burner

Danfoss Ignition Transformer 052F4045 EBI4 M S 230V 2x7.5 KV Burner

Boiler Spare Part

£72.96
Or 3 interest-free payments of £24.32/mo.*
2stores
Worcester Bosch Flame Sense Electrode & Harness 87161203450

Worcester Bosch Flame Sense Electrode & Harness 87161203450

Boiler Spare Part

£14.27
Or 3 interest-free payments of £4.75/mo.*
2stores
Ferroli 39809450 Spare Fan RG128/1300-3612-021111 For Boiler

Ferroli 39809450 Spare Fan RG128/1300-3612-021111 For Boiler

Boiler Spare Part

£195.53
Or 3 interest-free payments of £65.17/mo.*
2stores
VAILLANT Clip 0020107697

VAILLANT Clip 0020107697

Boiler Spare Part

£8.43
Or 3 interest-free payments of £2.81/mo.*
2stores
Worcester Bosch 87161410210 Control Knob Selector

Worcester Bosch 87161410210 Control Knob Selector

Boiler Spare Part

£6.15
Or 3 interest-free payments of £2.05/mo.*
2stores
Ferroli 39814070 Pilot Burner with 32.2 Nozzle for Boiler

Ferroli 39814070 Pilot Burner with 32.2 Nozzle for Boiler

Boiler Spare Part

£33.13
Or 3 interest-free payments of £11.04/mo.*
2stores
BOILERS

FAQ

Boilers are heating systems that provide hot water or steam for various applications. They work by heating water using fuels like gas, oil, or electricity. Boilers are essential for central heating and can also supply hot water for domestic use. Consider energy efficiency and size when choosing one.

Choosing the right boiler depends on your home's size, heating needs, and fuel availability. Boilers are available in different types such as combi, system, and conventional. Assess your space and hot water demand to determine the best fit.

Combi boilers are units that provide both heating and instant hot water without a separate tank. System boilers require a cylinder for storing hot water but can handle higher demands. Combi boilers save space, while system boilers suit larger homes with multiple bathrooms.

Boilers: 3 things to consider before buying

Before purchasing boilers, it's crucial to assess your home's heating requirements. Consider factors such as the size of your home, the number of bathrooms, and how many people live there. For larger homes with multiple bathrooms, a system boiler might be more efficient as it can supply hot water to several taps simultaneously. Conversely, for smaller homes or flats, a combi boiler could be more suitable due to its compact size and ability to provide instant hot water. By understanding your specific needs, you can choose boilers that offer the best efficiency and comfort for your household.

Energy efficiency is a key consideration when buying boilers. Look for models with high energy efficiency ratings, as these will not only reduce your carbon footprint but also save you money on energy bills over time. Most modern boilers come with an ErP (Energy-related Products) rating; aim for one that's A-rated for maximum efficiency. Additionally, consider whether the boiler has features like modulating burners or weather compensation controls, which can further optimize energy use based on real-time conditions.

When budgeting for boilers, factor in installation and ongoing maintenance costs along with the purchase price. Installation costs can vary depending on the complexity of the setup and any additional work required, such as upgrading pipework or installing new radiators. It's advisable to get quotes from several qualified engineers to ensure competitive pricing. Regular maintenance is also essential to keep boilers running efficiently and safely; consider setting up a service plan with a trusted professional to cover annual inspections and any necessary repairs.

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Heating solutions: Find the right boiler for your home

Choosing the right boiler is essential for a comfortable home. With various options available, it's important to understand what suits your needs and preferences.

Popular boiler brands

Several brands are known for their quality and reliability. Each offers unique features that cater to different requirements.

  • VAILLANT: Known for their energy efficiency and innovative technology.
  • Baxi: Offers a range of compact and powerful models.
  • Worcester Bosch: A popular choice for their durability and performance.

Types of boilers

Understanding the different types of boilers can help you make the right decision for your home heating needs.

Combi boilers

Combi boilers are a great choice for smaller homes. They provide hot water on demand without the need for a storage tank. This makes them space-saving and energy-efficient. Combi boilers are easy to install and maintain, offering a practical solution for many households.

Electric boilers

Electric boilers are ideal for homes without a gas supply. They are quiet, efficient, and have a simple installation process. These boilers are environmentally friendly, as they do not emit carbon emissions. Electric boilers are suitable for smaller properties with lower hot water demands.

Key features to consider

When selecting a boiler, consider the following features to ensure it meets your needs.

Energy efficiency

Look for boilers with high energy efficiency ratings. This not only reduces your carbon footprint but also lowers your energy bills. A-rated models are the most efficient, ensuring optimal performance.

Size and capacity

Choose a boiler that fits your space and meets your hot water needs. Combi boilers are compact, making them suitable for smaller homes. Larger properties may require a system boiler with a separate hot water tank.

Smart controls

Modern boilers often come with smart controls. These allow you to manage your heating remotely via a smartphone app. Smart controls can help you save energy by adjusting the heating schedule based on your lifestyle.

Boiler spare parts

Having access to boiler spare parts is crucial for maintenance and repairs. Brands like VAILLANT, Baxi, and Worcester Bosch offer a wide range of spare parts to ensure your boiler remains in top condition.

Making the right choice

Selecting the right boiler involves assessing your home's heating needs and space constraints. Consider energy efficiency, size, and smart features to find the best option. Whether you prefer a combi boiler or an electric boiler, we have all offers to compare and help you make the right decision.

Use PriceRunner to compare prices and find the best deal on your new boiler today!

Shop smarter with PriceRunner

Find the best option with the help of our handy tools. Compare prices, apply smart filters, read user reviews, and explore price history—all in one place.

Filter and sort

Searching for something particular? Filter by everything from price and brand to material or colour to see only the products relevant to you. Since delivery options and shipping costs can vary between shops, you can easily find your perfect match by filtering based on these criteria as well.

Reviews: See what other users think

Reviews from other users can provide valuable insights into the product's features and durability. Product ratings help you quickly assess popularity and customer satisfaction.

Price history: Find real deals

To ensure that you've found a good deal, you can view the product's price history. Select a time period and whether you wish to include international prices. Price history for the past three months is shown by default, but you can also look into a longer time period. If you want to determine if a deal from a specific shop is as good as it seems you can click on "Choose store" above the price graph to show an individual shop's pricing history.

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