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Glow Worm Boiler Price & Install Cost: Combi, System, Heat Only

Glow Worm Boiler Price Comparison

Glow-worm have a reputation as a reliable heating and energy company that have produced heating solutions in the UK for over 75 years. The brand pride themselves on offering reliable, high efficiency products which have made them one of the leading heating manufacturers in the UK. Glow-worm are part of the Vaillant Group after they were acquired in 2001.

The Glow-worm range offers both Combi, System & Heat-Only (Regular) boilers with popular model series such as Energy, Ultimate2 & Easicom.

New Glow-Worm boiler price range (£594.95-£940.21*)

Glow-worm predominately offer combi boilers, however there is also a large selection of heat-only & system boiler options to. The boiler range is suitable for majority of domestic properties as they have outputs which range from 12kW to 35kW and have Manufacturer warranties.

The Glow-worm range starts with the Easicom3 24 which is priced at £594.95 which is a combi that comes with 3 years manufacturer warranty and a 24kW output. As opposed to the highest price model which is the Energy 35C which is priced at £940.21 and again this is a combi which comes with a 5-year warranty and a 35kW output.

Why choose a Glow-Worm boiler

You may choose to have a Glow-worm boiler, here are a few of the reasons that you are making a great choice!

Budget boiler brand

Comes with a manufacturer warranty

Owned by the reputable Vaillant Group

75 years of in the heating industry

Which? Best Buy Boilers

Compare Glow-Worm boiler prices

BrandModel NameTypeFuelkWWarrantyExample Price*
(Including VAT)
Glow-WormEnergy 12Heat-OnlyGas12kW2£726.35
Glow-WormEnergy 12SystemGas12kW2£734.69
Glow-WormEnergy 25CombiGas25kW2£735.93
Glow-WormEnergy 15Heat-OnlyGas15kW2£744.64
Glow-WormEnergy 15SystemGas15kW2£753.22
Glow-WormUltimate2 35CombiGas35kW2£774
Glow-WormEnergy 18Heat-OnlyGas18kW2£778.94
Glow-WormEnergy 18SystemGas18kW2£781.31
Glow-WormEnergy 25Heat-OnlyGas25kW2£813.15
Glow-WormEnergy 30CombiGas30kW2£827.76
Glow-WormEnergy 25SystemGas25kW2£833.88
Glow-WormEnergy 30Heat-OnlyGas30kW2£852.24
Glow-WormEnergy 30SystemGas30kW2£859.6
Glow-WormEnergy 35CombiGas35kW5£940.21
Glow-WormEnergy 35CombiGas35kW2£940.5

Glow-Worm boiler type ranges

There are two types of boilers we feature for Glow-worm which include combi, system & heat-only (regular). All the boilers within the range only run on gas fuel so if you’re looking for boiler brands that supply oil then you may want to look at Worcester Bosch.

We have put together some information on each of the boiler types you have available to you when choosing a Glow-worm:

New Glow-Worm combi range

Glow-worm have a great range of combi boilers for majority of domestic properties. The range starts with the cheapest combi boiler model, the Easicom3 24, which is priced at £594.95, a 24kW output and comes with a 3-year warranty. The most expensive combi model available is the £940.21 which is the Energy 35, with an output of 35kW & a 5-year manufacturer warranty.

New Glow-Worm System range

The Glow-Worm system boiler range is the “Energy” model series, which ranges from 12kW to 30kW outputs and all of which have a 2-year manufacturer warranty. The lowest priced system boiler is the Energy 12kW at £734.69 and the most expensive in the range is the Energy 30kW priced at £859.60.

New Glow-Worm heat-only range

Glow-worm have a small range of Regular boilers which have the same names as the System boilers. The “Energy” boiler model series are the heat-only boilers that Glow-worm offer which range from 12kW to 30kW outputs and come with a 2-year warranty. The range starts with the Energy 12kW which starts at £726.35 and ranges to £852.24 which is the Energy 30kW model.

What is the Glow-Worm range suitable for?

Glow-worm have a decent range of boilers to choose from which include Combis, Systems and Heat-Only (Regular). Finding out what boiler is suitable for your home is easy enough, you just need to understand what type of boiler that you are looking for and then look at the kW output, the larger the output the higher the demand for hot water it can cope with.

The Glow-worm boilers range from outputs of 12kW to 35kW which means that they are suitable for anything from a one-bedroom house to a large 4+ bedroom, here’s a quick guideline on kW outputs:

1-2 bedroom3-4 bedroom4+ bedrooms
10 radiators15 radiators20 radiators
1 bathroom1-2 bathrooms2+ bathrooms

(This information has been supplied by Help-Link UK limited and has been produced for information purposes only and should not be used or relied upon as a substitute for professional advice by a suitably qualified engineer.)

* Prices correct as of 3rd September 2018 from the list of suppliers