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Water Heaters

Finding the right water heater doesn't have to be complicated. At PriceRunner, we guide you through a wide selection of water heaters to suit your needs. Whether you're after an energy-efficient model or something budget-friendly, our category filters help you narrow down your choices effortlessly. Filter by brand, capacity, or price to find exactly what you need. Compare prices on millions of products from thousands of brands and retailers to ensure you get the best deal. User reviews offer insights into performance and reliability, helping you make the right decision. With our clear and straightforward listings, you can easily see which water heater fits your requirements. Ready to discover the options available to you? Start here to find the water heater that matches your needs and budget. Make your choice with confidence and enjoy the comfort of a well-heated home.

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  • Water Heaters
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500+ products

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Water Heaters Heatrae Sadia Boss Unvented Thermostat 95612719

Heatrae Sadia Boss Unvented Thermostat 95612719

Water Heater, Volume 35L

£73.17
Or 3 interest-free payments of £24.39/mo.*
1store
Water Heaters Eldom Favourite WH05039R Horizontal Boiler 50 Litres Right

Eldom Favourite WH05039R Horizontal Boiler 50 Litres Right

Water Heater, Volume 50L

£177.00
Or 3 interest-free payments of £59.00/mo.*
1store
Water Heaters Eldom Favourite 50 Liter Boiler 2 kW Electronic Control Wi-Fi

Eldom Favourite 50 Liter Boiler 2 kW Electronic Control Wi-Fi

Water Heater

£249.00
Or 3 interest-free payments of £83.00/mo.*
1store
Water Heaters Goplushtoy 3000W Electric Water Heating Element

Goplushtoy 3000W Electric Water Heating Element

£40.38
Or 3 interest-free payments of £13.46/mo.*
1store
Water Heaters HCSC 3500W Instant Electric Tankless Hot Water Heater

HCSC 3500W Instant Electric Tankless Hot Water Heater

£185.89
Or 3 interest-free payments of £61.96/mo.*
1store
Water Heaters Heatrae Sadia FBM Eco 25 Water Heater 95040300

Heatrae Sadia FBM Eco 25 Water Heater 95040300

Water Heater

£1,771.28
1store
Water Heaters Furrion Water Heater Door 410 x 460 mm AM

Furrion Water Heater Door 410 x 460 mm AM

£115.28
Or 3 interest-free payments of £38.42/mo.*
1store
Water Heaters INC Electric Tankless Water Heater 6kW
-12%

INC Electric Tankless Water Heater 6kW

£325.22£368.58
Or 3 interest-free payments of £108.40/mo.*
1store
Eccotemp SmartHome 50mbar 15LPM Water Heater

Eccotemp SmartHome 50mbar 15LPM Water Heater

£519.99
Or 6 payments of £86.67/mo.*
1store
Blackberry Dual Axis Film Pulling Machine

Blackberry Dual Axis Film Pulling Machine

£889.43
Or 3 interest-free payments of £296.47/mo.*
1store
Eccotemp Natural 0 1.5 LPM 43.2cm H X 31.8cm W X 14cm D
-18%

Eccotemp Natural 0 1.5 LPM 43.2cm H X 31.8cm W X 14cm D

£204.96£249.00
Or 3 interest-free payments of £68.32/mo.*
1store
Eccotemp Natural 0 1.5 LPM 43.2cm H X 31.8cm W X 14cm D

Eccotemp Natural 0 1.5 LPM 43.2cm H X 31.8cm W X 14cm D

Water Heater

£359.00
Or 3 interest-free payments of £119.66/mo.*
1store
Eccotemp Natural 0 1.85 LPM 49.5cm H X 32.4cm W X 17.8cm

Eccotemp Natural 0 1.85 LPM 49.5cm H X 32.4cm W X 17.8cm

Water Heater

£389.00
Or 3 interest-free payments of £129.66/mo.*
1store
Eccotemp Luxé 10 LPM Portable Tankless Water Heater

Eccotemp Luxé 10 LPM Portable Tankless Water Heater

Water Heater

£499.00
Or 6 payments of £83.17/mo.*
1store
Eccotemp Luxé 10 LPM Portable Tankless Water Heater

Eccotemp Luxé 10 LPM Portable Tankless Water Heater

£499.00
Or 6 payments of £83.17/mo.*
1store
Inoomp Tankless Water Heater Set

Inoomp Tankless Water Heater Set

£13.06
Or 3 interest-free payments of £4.35/mo.*
1store
Lexmark 60053 Water Heater Element 240V x 3000W
-12%

Lexmark 60053 Water Heater Element 240V x 3000W

£590.93£669.72
Or 3 interest-free payments of £196.97/mo.*
1store
iplusmile Essential Oil Diffuser Pendant Hollow Round

iplusmile Essential Oil Diffuser Pendant Hollow Round

£10.47
Or 3 interest-free payments of £3.49/mo.*
1store
Hy-Lite Tubular Heater 1ft 2ft 3ft

Hy-Lite Tubular Heater 1ft 2ft 3ft

£29.99
Or 3 interest-free payments of £9.99/mo.*
1store
Uxcell Cartridge Heater 220V 3000W M16 Stainless Steel

Uxcell Cartridge Heater 220V 3000W M16 Stainless Steel

Water Heater

£17.88
Or 3 interest-free payments of £5.96/mo.*
1store
Andrews Baxi Z121 Electrode Water Heater

Andrews Baxi Z121 Electrode Water Heater

Water Heater

£69.64
Or 3 interest-free payments of £23.21/mo.*
1store
Heatrae Sadia 80 Litre 3 kW Vertical Water Heater

Heatrae Sadia 80 Litre 3 kW Vertical Water Heater

Water Heater

£916.99
Or 3 interest-free payments of £305.66/mo.*
1store
Greenzech 220V Electric Water Heater Faucet Tankless LCD Digital Tap

Greenzech 220V Electric Water Heater Faucet Tankless LCD Digital Tap

£102.32
Or 3 interest-free payments of £34.10/mo.*
1store
Home-Flex HD MG21 850mm Extended Fence with 0-70 Degree Miter Gauge
-12%

Home-Flex HD MG21 850mm Extended Fence with 0-70 Degree Miter Gauge

£409.98£464.64
Or 3 interest-free payments of £136.66/mo.*
1store
Goplushtoy 5500W Water Heater Electric Instant

Goplushtoy 5500W Water Heater Electric Instant

£84.13
Or 3 interest-free payments of £28.04/mo.*
1store
Goplushtoy Water Heater 5500W Electric Instant

Goplushtoy Water Heater 5500W Electric Instant

Water Heater

£84.13
Or 3 interest-free payments of £28.04/mo.*
1store
Tauoh Moresk-4500W Water Heater Instant EU Plug

Tauoh Moresk-4500W Water Heater Instant EU Plug

£40.73
Or 3 interest-free payments of £13.57/mo.*
1store
Goplushtoy 3000W Mini Electric Tankless Water Heater

Goplushtoy 3000W Mini Electric Tankless Water Heater

£88.34
Or 3 interest-free payments of £29.44/mo.*
1store
Happyyami 25 Pcs Winding Key Mechanism Part

Happyyami 25 Pcs Winding Key Mechanism Part

£14.59
Or 3 interest-free payments of £4.86/mo.*
1store
iplusmile 400 Pcs Blank Business Cards

iplusmile 400 Pcs Blank Business Cards

£47.39
Or 3 interest-free payments of £15.79/mo.*
1store
Greenzech Tankless 3500W Mini Instant Hot Water Heater Kitchen Tap Heating

Greenzech Tankless 3500W Mini Instant Hot Water Heater Kitchen Tap Heating

£106.71
Or 3 interest-free payments of £35.57/mo.*
1store
Tesy bellislimo 100

Tesy bellislimo 100

Water Heater

£389.00
Or 3 interest-free payments of £129.66/mo.*
1store
HCSC Instant Water Heater Electric Heating Machine Blackau

HCSC Instant Water Heater Electric Heating Machine Blackau

£49.00
Or 3 interest-free payments of £16.33/mo.*
1store
Tauoh moresk-3500W Electric Thankless Instant Hot Water Heater

Tauoh moresk-3500W Electric Thankless Instant Hot Water Heater

£32.01
Or 3 interest-free payments of £10.67/mo.*
1store
MultiFit Baxi flue sleve 511067

MultiFit Baxi flue sleve 511067

Water Heater

£14.24
Or 3 interest-free payments of £4.74/mo.*
1store
Balboa Water Group Spa Heating Element Hot tub Heater Balboa Gecko

Balboa Water Group Spa Heating Element Hot tub Heater Balboa Gecko

Water Heater

£63.00
Or 3 interest-free payments of £21.00/mo.*
1store
Wejoy 2pcs 20X200mm Shank Length Magnesium Anode Rod

Wejoy 2pcs 20X200mm Shank Length Magnesium Anode Rod

Water Heater, Volume 19.99L

£59.66
Or 3 interest-free payments of £19.88/mo.*
1store
Heatrae Sadia megalife he d100 120

Heatrae Sadia megalife he d100 120

Water Heater

£31.25
Or 3 interest-free payments of £10.41/mo.*
1store
Worcester Bosch Worcester greenstar 25i 30i erp water flow turbine

Worcester Bosch Worcester greenstar 25i 30i erp water flow turbine

Water Heater

£51.61
Or 3 interest-free payments of £17.20/mo.*
1store
Wejoy Brazed plate type water heater

Wejoy Brazed plate type water heater

Water Heater

£257.40
Or 3 interest-free payments of £85.80/mo.*
1store
Heatrae Sadia immersion

Heatrae Sadia immersion

£7.61
Or 3 interest-free payments of £2.53/mo.*

Water Heaters: 3 things to consider before buying

When choosing a water heater, it's essential to think about the size and capacity that will best suit your household needs. A larger family will require a water heater with a bigger tank to ensure everyone has access to hot water. For example, a family of four might need a 50-gallon water heater, whereas a couple may only need a 30-gallon one. Measure your space accurately before purchasing to ensure the water heater fits comfortably in its designated area.

Energy efficiency is crucial for reducing both your carbon footprint and energy bills. Look for water heaters with high energy ratings or those that are Energy Star certified. These models often use less electricity or gas, which saves you money in the long run. Consider investing in tankless water heaters, which heat water on demand and can be more efficient than traditional models with storage tanks.

Familiarize yourself with the various types of water heaters available on the market to make an informed decision. Common types include storage tank heaters, tankless (on-demand) heaters, heat pump heaters, and solar-powered heaters. Each type has its pros and cons depending on factors like initial cost, installation complexity, and long-term savings. For instance, while solar-powered heaters can significantly reduce energy costs, they may have higher upfront expenses and depend on sunlight availability.

WATER HEATERS

FAQ

Water heaters are appliances that heat water for domestic use. The main types include storage tank, tankless, heat pump, and solar water heaters. Each type offers different benefits. Consider your space, energy efficiency preferences, and budget when choosing.

Water heaters are selected based on household size and hot water usage. For a family of four, a 50-gallon (approx. 190 liters) storage tank is usually sufficient. Evaluate your daily hot water needs to find the perfect fit.

Water heaters with tanks store hot water for immediate use, while tankless models heat water on demand. Tankless options save space and energy but might have higher upfront costs. Consider installation space and budget when deciding.

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Find the ideal water heater for your home

Choosing the right water heater is crucial for comfort and efficiency in your home. Whether you're considering 400V models or exploring popular brands, understanding your options can help you make the right decision.

Voltage options: 230V vs 400V

When selecting a water heater, voltage is an important factor. A 230V unit is often suitable for smaller households or apartments. It is easy to install and typically requires less power. On the other hand, a 400V system is ideal for larger homes or commercial spaces. It can provide more power and efficiency, making it a good choice for those with higher water demands.

Leading brands

Several brands stand out in the water heater market. Stiebel Eltron is known for its innovative designs and energy-efficient models. They offer a range of options to suit different needs. Ariston is another popular brand, offering reliable and stylish units. Their products often feature advanced technology for enhanced performance. Greenzech is also a good choice for those seeking eco-friendly solutions, with a focus on sustainability and efficiency.

Key features to consider

When selecting a water heater, consider the volume capacity. Smaller units, like those with a volume of 15L, are suitable for limited use or single-person households. A larger volume, such as 50L, is better for families or homes with multiple bathrooms. Many models now come with a digital display, allowing you to monitor and adjust the temperature easily. This feature can enhance convenience and help you save energy.

Installation and materials

Installation is a significant factor in choosing a water heater. Some units are designed for easy installation, while others may require professional help. Consider the materials used in the heater's construction. Stainless steel is a popular choice due to its durability and resistance to corrosion. This can extend the lifespan of the heater and ensure consistent performance.

Energy efficiency and cost savings

Energy efficiency is crucial when choosing a water heater. Look for models with high energy ratings to reduce your electricity bills over time. Many modern heaters are designed to heat water quickly and maintain temperature efficiently, which can lead to significant cost savings.

Usage and maintenance

Understanding how you plan to use the water heater can guide your choice. For instance, if you need consistent hot water for showers, a larger capacity model might be necessary. Regular maintenance is also important to ensure the longevity of the unit. Follow manufacturer guidelines for cleaning and servicing to keep it running smoothly.

Selecting the right water heater involves considering several factors, including voltage, brand, capacity, and features. Use PriceRunner to compare all offers and find the best deal on a water heater that meets your needs.

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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