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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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1000+ products

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Boilers VAILLANT Schraube 0020107743

VAILLANT Schraube 0020107743

Ersatzteil für Heizkessel

£8.23
Or 3 interest-free payments of £2.74/mo.*
1store
Boilers Buderus Condensate Collector

Buderus Condensate Collector

Boiler Spare Part

£85.20
Or 3 interest-free payments of £28.40/mo.*
1store
Boilers VAILLANT Pump 0020211453

VAILLANT Pump 0020211453

Boiler Spare Part

£644.13
Or 3 interest-free payments of £214.71/mo.*
1store
Boilers VAILLANT Pumpe 0020143540

VAILLANT Pumpe 0020143540

Ersatzteil für Heizkessel

£493.45
Or 3 interest-free payments of £164.48/mo.*
1store
Boilers Ferroli Control Unit S4575B1011 Boilers CRC39808600

Ferroli Control Unit S4575B1011 Boilers CRC39808600

Boiler Spare Part

£147.23
Or 3 interest-free payments of £49.07/mo.*
1store
Boilers Honeywell MMI810.1 MOD35 Control Box 230V

Honeywell MMI810.1 MOD35 Control Box 230V

Boiler Spare Part

£398.40
Or 3 interest-free payments of £132.80/mo.*
1store
Boilers VAILLANT Packingring 981248

VAILLANT Packingring 981248

Boiler Spare Part

£21.47
Or 3 interest-free payments of £7.15/mo.*
1store
Boilers VAILLANT Gas Pressure Sensor BNIB 285530

VAILLANT Gas Pressure Sensor BNIB 285530

Boiler Spare Part

£129.99
Or 3 interest-free payments of £43.33/mo.*
1store
Beretta Riello Heat Exchanger Sanitary Art 4364201 Boiler Family Cond 25 KIS

Beretta Riello Heat Exchanger Sanitary Art 4364201 Boiler Family Cond 25 KIS

Boiler Spare Part

£87.50
Or 3 interest-free payments of £29.16/mo.*
1store
Junkers Worcester Greenstar Junior 24i & 28i Fan PCB

Junkers Worcester Greenstar Junior 24i & 28i Fan PCB

Boiler Spare Part

£252.46
Or 3 interest-free payments of £84.15/mo.*
1store
Baxi Solo 2 PFL Pilot Assembly Kit Part No 236142

Baxi Solo 2 PFL Pilot Assembly Kit Part No 236142

Boiler Spare Part

£39.34
Or 3 interest-free payments of £13.11/mo.*
1store
Junkers Control Panel 8716011349 Boiler ZWC24-3

Junkers Control Panel 8716011349 Boiler ZWC24-3

Boiler Spare Part

£95.84
Or 3 interest-free payments of £31.94/mo.*
1store
Vokera Boiler Gas Valve 20039202

Vokera Boiler Gas Valve 20039202

Boiler Spare Part

£73.92
Or 3 interest-free payments of £24.64/mo.*
1store
VAILLANT Filter 153044

VAILLANT Filter 153044

Boiler Spare Part

£51.60
Or 3 interest-free payments of £17.20/mo.*
1store
Worcester Bosch Worcester Bosch Boiler Valve Spindle Knob Assembly Grey 87161211090

Worcester Bosch Worcester Bosch Boiler Valve Spindle Knob Assembly Grey 87161211090

Boiler Spare Part

£6.50
Or 3 interest-free payments of £2.16/mo.*
1store
VAILLANT Ecotec Plus 937 R1 Boiler Support Bracket

VAILLANT Ecotec Plus 937 R1 Boiler Support Bracket

Boiler Spare Part

£8.70
Or 3 interest-free payments of £2.90/mo.*
1store
Baxi 818 & 824 System Boiler Expansion Vessel 7L Assembly Kit

Baxi 818 & 824 System Boiler Expansion Vessel 7L Assembly Kit

Boiler Spare Part

£148.68
Or 3 interest-free payments of £49.56/mo.*
1store
VAILLANT 011292 Water Valve 011235

VAILLANT 011292 Water Valve 011235

Boiler Spare Part

£69.99
Or 3 interest-free payments of £23.33/mo.*
1store
Baxi Potterton 245040 Combustion Chamber Insulation Rear Envoy Finesse Boxc

Baxi Potterton 245040 Combustion Chamber Insulation Rear Envoy Finesse Boxc

Boiler Spare Part

£6.99
Or 3 interest-free payments of £2.33/mo.*
1store
VAILLANT Heat Exchanger 065119

VAILLANT Heat Exchanger 065119

Boiler Spare Part

£830.40
Or 3 interest-free payments of £276.80/mo.*
1store
VAILLANT 981175 O-Ring Singles MD13

VAILLANT 981175 O-Ring Singles MD13

Boiler Spare Part

£8.75
Or 3 interest-free payments of £2.91/mo.*
1store
VAILLANT Circulator Pump 0020231972 Replacement For Boiler

VAILLANT Circulator Pump 0020231972 Replacement For Boiler

Boiler Spare Part

£322.89
Or 3 interest-free payments of £107.63/mo.*
1store
VAILLANT Packing Ring Set of 10

VAILLANT Packing Ring Set of 10

Boiler Spare Part

£8.87
Or 3 interest-free payments of £2.95/mo.*
1store
VAILLANT Temperature Limiter 101384

VAILLANT Temperature Limiter 101384

Boiler Spare Part

£44.40
Or 3 interest-free payments of £14.80/mo.*
1store
Beretta Primary Exchanger Family 26 Kis 3s Boiler

Beretta Primary Exchanger Family 26 Kis 3s Boiler

Boiler Spare Part

£262.39
Or 3 interest-free payments of £87.46/mo.*
1store
VAILLANT Dichtung Für Wasserschalter Beutel A 10 Stück

VAILLANT Dichtung Für Wasserschalter Beutel A 10 Stück

Ersatzteil für Heizkessel

£8.23
Or 3 interest-free payments of £2.74/mo.*
1store
VAILLANT O-Ring PK10 BNIP D66

VAILLANT O-Ring PK10 BNIP D66

Boiler Spare Part

£11.51
Or 3 interest-free payments of £3.83/mo.*
1store
Bosch Set of Cables

Bosch Set of Cables

Boiler Spare Part

£5.15
Or 3 interest-free payments of £1.71/mo.*
1store
VAILLANT Sanitary Exchanger 0020073792 064950

VAILLANT Sanitary Exchanger 0020073792 064950

Boiler Spare Part

£135.86
Or 3 interest-free payments of £45.28/mo.*
1store
VAILLANT Air Pressure Switch 0020041905 Boiler

VAILLANT Air Pressure Switch 0020041905 Boiler

Boiler Spare Part

£39.37
Or 3 interest-free payments of £13.12/mo.*
1store
VAILLANT Cable 0010030685

VAILLANT Cable 0010030685

Boiler Spare Part

£25.66
Or 3 interest-free payments of £8.55/mo.*
1store
Baxi 7690352 Combi 33kW LMU 34 Printed Circuit Board 5 Coil

Baxi 7690352 Combi 33kW LMU 34 Printed Circuit Board 5 Coil

Boiler Spare Part

£156.00
Or 3 interest-free payments of £52.00/mo.*
1store
Vokera 1888 Water Supply Stop Cock

Vokera 1888 Water Supply Stop Cock

Boiler Spare Part

£45.00
Or 3 interest-free payments of £15.00/mo.*
1store
Bosch Seal Condensate Tray

Bosch Seal Condensate Tray

Boiler Spare Part

£3.83
Or 3 interest-free payments of £1.27/mo.*
1store
Vokera Vokera Mynute 10SE 14SE 20SE 28SE Safety Valve PRV 4250

Vokera Vokera Mynute 10SE 14SE 20SE 28SE Safety Valve PRV 4250

Boiler Spare Part

£10.20
Or 3 interest-free payments of £3.40/mo.*
1store
Riello 3003847 Replacement Ignition Transformer For Boiler

Riello 3003847 Replacement Ignition Transformer For Boiler

Boiler Spare Part

£116.87
Or 3 interest-free payments of £38.95/mo.*
1store
Bosch Injector Pilot Genuine 87161563000

Bosch Injector Pilot Genuine 87161563000

Boiler Spare Part

£24.50
Or 3 interest-free payments of £8.16/mo.*
1store
Vokera Vokera Thermistor NTC Sensor with Washer 8484

Vokera Vokera Thermistor NTC Sensor with Washer 8484

Boiler Spare Part

£4.15
Or 3 interest-free payments of £1.38/mo.*
1store
Vokera 20025757 Pipe

Vokera 20025757 Pipe

Boiler Spare Part

£18.36
Or 3 interest-free payments of £6.12/mo.*
1store
Vokera SIT 848 Gas Valve

Vokera SIT 848 Gas Valve

Boiler Spare Part

£110.00
Or 3 interest-free payments of £36.66/mo.*
1store
Bosch 35 CDi RSF NG Gas Valve

Bosch 35 CDi RSF NG Gas Valve

Boiler Spare Part

£245.00
Or 3 interest-free payments of £81.66/mo.*
1store
Vokera 2266 3/4 Inch Gas Cock

Vokera 2266 3/4 Inch Gas Cock

Boiler Spare Part

£25.00
Or 3 interest-free payments of £8.33/mo.*
1store
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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