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5 Best Water Heaters Parts of 2025

Last Updated - 24/06/2025

1
Best Choice
24% Off

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Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Ariston
24% Off

Ariston VELIS EVO WIFI 80L Electric Water Heater, Twin Tank Technology, B Class ErP, Aqua Ariston Net App, Ideal Electric Heater for Home & Bathroom Heater, Water Boiler, Unvented Kit, UK Install

Ariston

£468.99

£619.99
(24% Off)

More Details
Main highlights
- Smart Connectivity: Features Wi-Fi connectivity for remote management through the Aqua Ariston Net app, allowing easy adjustments and real-time monitoring for up to 25% energy savings.
- Quick Heating Time: Ready to provide hot water in less than 30 minutes, perfect for busy homes.
- Ideal Installations: 1 Bedroom Properties Loft Conversions Cylinder Replacement Installations.
- Fully UKCA certified to be installed in the UK Market.
- Full Control at Your Fingertips: Receive notifications on your device when water is hot, and adjust temperatures and settings via your smartphone for maximum convenience.
- Complete Installation Kit Included: Comes with everything needed for setup, including a 12L expansion vessel, tundish, and pressure reducing valve, specifically designed for compliance with UK regulations and KIWA certified
- Compact Design: Ultra-slim twin tank technology, only 27 cm deep, offers a space-saving solution without compromising on water availability.
- Awarded Best Hot Water Innovationin the Green Home Awards 2021.
- ABS Safety and Anti-Legionella System: A set of functions, including Anti-Overheating, Anti-Freezing and Dry Heating Self-Diagnosis, protect the unit in case of energy or water failures. Once a month, this efficient water heater automatically increases the water temperature up to 65°C, in order to eliminate the risk of legionella bacteria developing.
£468.99
£619.99 (24% Off)
2
Best Value
28% Off

✖
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Ariston
28% Off

Ariston VELIS EVO 80L Electric Water Heater, Twin Tank, Shower Ready, Eco Evo, Durable Water Boiler & Hot Water Dispenser, Ideal Electric Heater for Home & Bathroom Heater, Unvented Kit, UK Install

Ariston

£426.99

£594.99
(28% Off)

More Details
Main highlights
- Water heater designed and manufactured to be installed in UK
- Ultra slim twin tank design: Ariston’s Velis Evo Wi-Fi electric storage water heaters are conceived with a functional and innovative design that allows the installation of the product even in the tightest spaces
- Supplied with unventend installation kit
- Shower Ready in 50 minutes: Shower-ready alerts are displayed on the front interface which shows when enough water has been heated to have the first shower. Its dual tank technology heats water faster than a traditional cylinder water heater, resulting in enough hot water to take a shower in only 50 minutes
- Eco Evo Function: The innovative ECO EVO function memorises user habits to deliver hot water while saving up to 14Percentage on energy bills. The product operates in compliance with top standards on energy efficiency within the electric water heating category
- Compact Design: With a depth of only 27 cm, the Velis Evo is perfect for installations where space is at a premium
- ABS Safety and Anti-Legionella System for complete peace of mind: A set of functions, including Anti-Overheating, Anti-Freezing and Dry Heating Self-Diagnosis, protect the unit in case of energy or water failures. Dry heating technology within the Velis Evo provides additional safety against short-circuits thanks to the heating elements being encased, thus avoiding direct contact with water. Moreover, Once a month, this efficient water heater automatically increases the water temperature up to 65°C, in order to eliminate the risk of legionella bacteria developing
£426.99
£594.99 (28% Off)
3

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Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Heatrae Sadia

HEATRAE SADIA Express 7/1 7/3 15/3 Water Heater Control Valve 95605444

Heatrae Sadia

£44.50

More Details
Main highlights
£44.50
4

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Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Best Price Square

IMMERSION HEATER CONTROLLER + BOX IMM24 By APT

Best Price Square

£47.50

More Details
Main highlights
- Product Type: Immersion Heater
- Immersion Heater Time Switch Ts900 By Timeguard
- Best Price Square Immersion Heater Controller Box Imm24 By Apt
£47.50
5

✖
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Redring

Redring WS7 Water Heater Control Tap with Adapters - 94780418

Redring

£40.99

More Details
Main highlights
- Easy to install and connect to a cold water supply and electric feed
- Direct replacement, suitable to replace most existing mixer taps.
- Designed for hand washing, maintains a safe and comfortable water temperature.
£40.99

5 Best Water Heaters Parts of 2025

Ariston VELIS EVO WIFI 80L Electric Water Heater, Twin Tank Technology, B Class ErP, Aqua Ariston Net App, Ideal Electric Heater for Home & Bathroom Heater, Water Boiler, Unvented Kit, UK Install

Ariston VELIS EVO 80L Electric Water Heater, Twin Tank, Shower Ready, Eco Evo, Durable Water Boiler & Hot Water Dispenser, Ideal Electric Heater for Home & Bathroom Heater, Unvented Kit, UK Install

HEATRAE SADIA Express 7/1 7/3 15/3 Water Heater Control Valve 95605444

IMMERSION HEATER CONTROLLER + BOX IMM24 By APT

Redring WS7 Water Heater Control Tap with Adapters - 94780418

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