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Glow Worm Energy 25c Combi Boiler Review (2021 Model)

The expense and hassle of installing a new boiler is something that no-one looks forward too, especially as the need for a new boiler often comes at the most inconvenient time!

However, there are benefits from installing a new boiler including improved efficiencies which can reduce household energy bills.

With any large purchase, the necessary research will need to be undertaken to ensure boiler suitability for the property, a reliable brand is chosen and that the prices are the best available.

Glow-worm has over 80 years of experience in producing heating solutions within the UK including manufacturing gas boilers, combi boilers and heat only options. The company pioneered the heating industry by developing the first-ever condensing boiler during the early 1990s and have since established a reputation of producing high quality, reliable, energy-efficient boilers, whilst also being cost-effective.

In 2001 Glow-worm entered the Vaillant Group due to the company acquisition. Vaillant is Europe’s leading heating manufacturer and continues to grow including focusing on energy-saving technology.

This article will review the Glow-worm Energy 25c boiler and will hopefully provide the answers to your questions on this boiler.

Will the Glow-worm Energy 25c be suitable for me?

Before undertaking further research with regard to your preferred brand and model, it is important to establish which type of boiler is right for your property and usage requirements.

The Glow-worm Energy 25c is a modern, energy-efficient condensing boiler, producing less C02 emissions than non-condensing units whilst also saving on fuel usage.

The boiler is also compact and therefore is suitable for properties with limited space as a water cylinder is not required. The energy range of Glow-worm boilers are known to be long-lasting and easy to maintain which also provide customer confidence, that the boiler will be a worthwhile investment.

Further details on the specification of the Energy 25c model can be found on the Glow-worm website.

If you have any doubt or confusion regarding the best type of boiler for your property, it would be advisable to seek advice from a heating engineer.

What are the Heating Controls Like on the Glow-worm Energy 25c?

The Glow-worm Energy 25c boiler features easy to use controls via an LCD display panel with four buttons to enable option selection as well as a power button. Scheduled programmes can be set to operate the system, as well as the option of a programme override function.

What size is the Glow-worm Energy 25c and What Property Size Would it suit?

The compact design of the Glow-worm Energy 25c boiler ensures that this boiler will fit most properties. The size is a mere 700mm tall x 390mm wide x 280mm deep.

Although small in size, the Glow-worm Energy 25c boiler is powerful due to the high-quality parts used, and therefore will often suit properties of up to four bedrooms, depending on the number of bathrooms and overall usage requirements.

What Warranty will be provided with the Glow-worm Energy 25c?

Glow-worm provides a standard 7-year warranty for this boiler model, however, the company generally offer warranties of between 2 and 10 years. Should you wish to extend the warranty provided, you would need to sign up for the Glow-worm Energy Club.

Glow-worm provides excellent customer service and a guarantee advice service, 7 days a week via their website and telephone.

What is the Energy Efficiency Rating of the Glow-worm Energy 25c?

The Glow-worm Energy 25c boiler provides an excellent energy efficiency level of an A rating for both water and heating, therefore by installing this model you will receive the maximum savings on your energy bills.

The heating output of this boiler model is typically 10.4 litres per minute.

How much does it cost to install a Glow-worm Energy 25c?

Typically, it will cost around £775 to purchase the Glow-worm Energy 25c boiler itself, not including installation fees. For reference, this model is mid-range within its pricing bracket as similar models by other manufactures tend to cost between £500 and £1,200 for the unit.

The installation costs will vary depending on the property itself, the condition of any pipework already in place and the previous type of boiler that was in situ.

Generally, there are three methods of requesting a quote to install a boiler into your property:

  • National installation companies
  • Local installation companies
  • Online installers

There are a number of online retailers that can provide quotes remotely however such companies may not be able to take into account any specific requirements for your property, therefore it may be sensible to obtain at least one quote from each of the options.

Typically, we have found that national installers will provide the highest quotes and will be keen to offer aftersales including servicing packages, whereas local installers provide mid-range pricing. Whereas online installers are often seen to provide the most cost-effective pricing.

Glow-worm also provides a list of trusted, partner engineers that are trained with their range of boilers who can provide competent advice and installation services.

As a general rule, boiler installation can cost between £500 and £1000.

Glow-worm Energy 25c Boiler Review Summary

Purchasing a new boiler can be a very costly expense and therefore you will want to be satisfied that the manufacture chosen along with the boiler model chosen will be both high quality and reliable.

Glow-worm manufacture high quality, energy-efficient combination boilers that save space whilst also providing sufficient power to heat a property and produce sufficient hot water.

Glow-worm is a reliable brand and therefore provide potential customers with peace of mind that they will be protected from breakdowns as the boilers are covered by long warranties.

The company are also known for providing an excellent aftersales service including troubleshooting either online or via the phone.

We highly recommend Glow-worm Energy 25c boilers, however before committing, you may wish to check out models within similar price brackets by other brands such as Vaillant or Viessmann before you proceed.

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