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Steve and Daniel were quick and efficient came out at short notice found and fixed the fault within the hour Definitely recommend Will be using them again Debbie and lee

Debbie

Job booked in quickly and carried out professionally for a fair price. Would recommend.

Antonio

Quick response to messages and good communication. The job didn’t quite go to plan but Curtis has the patience of a saint! Coming back soon to do another job. Top guy!! Would definitely recommend!

Jeanette

Looking to install or replace an immersion heater? Rated People connects you with trusted professionals skilled in installing and maintaining hot water immersion heaters and electric hot water tanks. Whether you’re upgrading your system or need help with repairs, find experienced local experts to handle the job. Post your job for free and receive up to three quotes today.

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 Immersion heater experts

What is an immersion heater?

An immersion heater is an electric heating element placed inside a hot water tank to heat water directly. It works independently of your central heating system, making it a versatile option for heating water. Immersion heaters can act as the primary source of hot water or serve as a backup to a boiler. They are particularly useful in homes without gas connections or as a supplementary water heating solution.

Advantages and disadvantages of an immersion heater

Advantages:

  • Independent Operation: Immersion heaters don’t rely on a central heating system, providing hot water even if your boiler fails.
  • Energy Source Flexibility: Suitable for homes without gas connections or for using renewable electricity sources.
  • Backup Heating: Many households use immersion heaters as a backup option for their main hot water system.

Disadvantages:

  • Higher Running Costs: Heating water with electricity is often more expensive than gas-powered systems.
  • Time-Consuming: Heating a full tank of water can take longer than instant water heaters.
  • Manual Operation: Unless connected to a timer, immersion heaters must be turned on and off manually to avoid wasting energy.

Immersion heater cost

The cost of installing or replacing an immersion heater depends on the type of heater and whether a new hot water tank is required:

  • Immersion Heater Replacement: Replacing an existing immersion heater typically costs between £150 and £300, including parts and labor.
  • Hot Water Tank Installation: Installing a new electric hot water tank with an immersion heater can cost £500 to £1,000, depending on the tank size and complexity of the installation.
  • Running Costs: Operating a hot water immersion heater costs around £0.20 to £0.35 per kilowatt-hour, depending on electricity rates. Using a timer to heat water during off-peak hours can help reduce costs.

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Other immersion heater and hot water tank FAQs

Can I change an immersion heater myself?

While it’s possible for someone with plumbing knowledge, it’s recommended to hire a professional to ensure safe installation and compliance with regulations.

How long does it take to heat water with an immersion heater?

Heating a full tank typically takes 1 to 2 hours, depending on the tank size and the heater’s wattage.

Do immersion heaters work with solar panels?

Yes, immersion heaters can be connected to solar PV systems to use excess electricity for water heating, making them more energy-efficient.

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Rated People helps immersion heater specialists connect with homeowners looking for expert installation and maintenance services. Whether you install hot water tanks, replace immersion heaters, or offer repairs, sign up today to receive high-quality leads in your area.

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Water Tanks and Immersion Heater

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Reviewed by Dan on 21/10/2024

Plumbing & Heating

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Reviewed by Dan on 18/8/2018

Excellent work, quick, good price and effective.

We have been in the gas and plumbing trade for approximatley 13 years. We pride ourselves in providing good quality standards of workmanship, value for money and customer satisfaction.

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Reviewed by Pauline on 17/10/2018

Very pleased with Steves work on our Bath refurb. Always arrived punctal and eager to get going. Tidy and cleaned up after each day. Pricevwuoted very good. Love our new shower and tiling looks great.No hestitation to recommend.

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Reviewed by steve on 4/4/2010

Came around within the hour on a bank holiday Friday and completed the job the same day, working well into the evening. Absolutely brilliant!

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Reviewed by zoe on 19/6/2007

tony is very punctual, professional and friendly.. his work is excellant and i would recommend him to everyone..! very pleased with my new bathroom..:)

David Humphrey provides a full range of Plumbing and Property Maintenance Services from taps washers to complete bathrooms. Bathroom advice, design and installation; repairs, maintenance, other internal alterations and solutions, throughout your home.

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Reviewed by Rachel on 11/4/2016

Very good value and high quality.

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Plumber Sam

Water Tanks and Immersion Heater

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Reviewed by Amy on 17/9/2012

Friendly and professional.

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P.B Plumbing

Water Tanks and Immersion Heater

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Reviewed by Julie on 19/12/2009

Turned up exactly on time, identified fault, returned the next day with the part at the specified time and repaired fault quickly. Very reasonable price. Polite, even took shoes off at front door without being asked! Would definitely recommend.

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Reviewed by Ros on 16/7/2007

Robert done a excellent job

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Reviewed by Joan on 7/11/2011

Thorough and hard working. Excellent service.

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Gas Guardian

Water Tanks and Immersion Heater

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Reviewed by Nathan on 23/11/2011

Kevin called and said that he would be over first thing, and true to his word, he did. He was very polite and professional and dealt with the problem with minimal fuss. Value for money was great, and I would definitely recommend his services, and use him again.

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Aengus Kieran

Water Tanks and Immersion Heater

Specialise in the following Gas Boilers ; Installations, Repair, Service and Maintenance Gas Fires : Repair and Maintenance Hobs/cookers and Water Heaters : Installs, repair/maintenance Central Heating Systems : Installations Repair and Maintenance Bathroom and En-Suite installations 1st and 2nd fix All plumbing jobs no matter how small. Small electrical installations All types of DIY jobs - Garden clearance, tidy up etc, painting and decorating, Property maintenance

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Reviewed by Micaela on 23/11/2018

A huge thank you to Aengus for his plumbing services. I would highly recommend his work which he carried out with the up most professionalism. Aengus communication was excellent and he prides himself on ensuring the job is done correctly. He took the time to explain everything that I needed to repair my heating system and I gave me advice. Aengus is kind and honest and went above and beyond to ensure my house was warm and leak free. Thank you so much Aengus, it's was a pleasure to meet you.

With over 50 years combined experience in all aspects of plumbing and heating work we are able to offer our customers high quality workmanship and a vast knowledge of our trade. Couple that with our friendly, reliable service we strive to make sure our customers fully understand the work being undertaken and why it is necessary. Our aim is to provide each of our customers with quality and individual service.

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Reviewed by Nicky on 11/7/2018

Very fair price He tells you what problem and sorts it. He has helped at short notice and flexibly came and gave good quote in an evening appointment and then did the job next day at our convenience. Keeps you informed of progress and proactive is preventing other problems .

Family run plumbing and heating company established for nearly 40 years. We undertake all plumbing and heating tasks and specialise in gas fitting.

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Reviewed by JAMES on 3/11/2018

Rang really promptly and arranged to come and assess the job. Regrettably I didn’t hear from them when they failed to show and then no reply to message. Oh well....next!

Mason's Heating & Plumbing Ltd is a local business with 12 years experience in the trade. Qualifications include Domestic & Commercial Gas, LPG & Oil. Friendly, hard working & reliable engineer who is happy to travel.

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Reviewed by Rob on 15/7/2017

One time and reliable, managed to fix an additional problem as well as a boiler service. Pleasant and professional

hi I am paul davies multi-trades man over 40 years building and decorating have built hundreds of extensions and loft conversions with fitted bathrooms, Kitchens I mostly concentrate now on bathrooms and painting and decorating plastering where necessar

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Reviewed by Dianne on 11/10/2017

Excellent time keeping, very clean and tidy.

We are a small building company, working in London and the surrounding areas for over 35 years. We are a friendly, personable company skilled in all aspects of the building trade. We carry out all work to a high standard.

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Reviewed by Mrs on 12/8/2013

I had some fencing replaced, some crazy paving taken up and gravel put down and a gate erected by these guys. The work was done to a great standard with minimum fuss and in a timely fashion. They do not use any sub-contractors so you know who you are dealing with throughout the project. The site was left clean and tidy too so I am more than happy to recommend SNC Building and Maintenance Service for similar jobs.

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Reviewed by tony on 30/1/2012

did a great job and also fixed a few other problems with the boiler while onsite

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Zap Services

Water Tanks and Immersion Heater

Zap Services is a family run heating and plumbing company based in Tunbridge Wells. Our aim is to provide a fast, friendly and efficient solution to all of your heating and plumbing needs; from a dripping tap to a complete central heating installation.

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Reviewed by Ben on 1/6/2012

Turned up really quickly, explained the job, did the job and gave us back hot water within the week. Really professional. Great job overall.

I am experienced local plumber and heating engineer servicing Swansea and the local areas with top level service with a smile, so wether it is either a tap washer or boiler and heating problem we're happy to help with no job being to small

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Reviewed by Andrea on 8/10/2018

Matthew is excellent and reliable and a lovely bloke too, I would have no hesitation in recommending, I will be engaging him again without a doubt.

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