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How Much Does a Biomass Boiler Cost?

Cheapest Biomass Boilers


Do you want to find out how much a biomass boiler costs?

Then you’re in the right place.

Choosing the right boiler can be difficult, especially with all of the suppliers on the market and the varying prices, which is why comparing with ExpertSure can be an excellent way of finding out which biomass boiler is the perfect fit for you.

In this guide, you’ll find out everything you need to know about the cost of biomass boilers in the UK, including where you can find them and their prices.

Are you ready? Let’s go!

What’s in this guide?

The Top 10 Cheapest Biomass Boilers in the UK

1. La Nordica Termosotta D.S.A Wood Stove Boiler

Piping Hot Stoves

Type: Wood

Power output: 15kW

Efficiency percentage: 78.4%

Supplier: Piping Hot Stoves

Pricing: £2,113.80

From Piping Hot Stoves, this biomass boiler is one of the cheapest options right now in the UK, priced at just over £2,000 with a 15kW output, which is suitable for small one bedroom flats or homes.

This small and compact wood stove can heat your water as well as your central heating system and has a high-efficiency percentage of 78.4%.

✔ 15kW output

✔ Compact size

✔ Traditional design

✔ Sustainable fuel

✔ Clean burn

✔ Low pricing

2. Extraflame HP15 Pellet Boiler

Piping Hot Stoves

Type: Wood

Power output: 15kW

Supplier: Piping Hot Stoves

Pricing: £3,816

The Extraflame HP15 Pellet Boiler has many benefits including having a small and sleek design, but with maximum integration and essential elements such as automatic ignition, heat exchanger, and a self-cleaning brazier.

This boiler will give you a green heating option but with a low carbon footprint, increased thermal efficiency and reduced heat loss.

✔ 15kW output

✔ Sustainable alternative

✔ Automatically ignites

✔ High energy efficiency

✔ 7-day programmer

✔ Qualifies for RHI

3. Hunter Stoves Herald 80B Multi Fuel Wood Burning Boiler Stove

Fireplace Supermarket

Type: Wood, multiple fuels

Power output: 21.5kW

Efficiency percentage: 71%

Supplier: Fireplace Supermarket

Pricing: £1,368

The Fireplace Supermarket offers its customers a range of fires, stoves and boilers which come in a variety of designs and prices.

One of the least expensive boiler stoves on offer is the Hunter Stoves Herald 80B multi fuel wood burning boiler, which has an energy efficiency percentage of 71% and an energy output of 21.5kW.

Some of the main benefits to this boiler are that it is made from steel construction, high energy efficiency and it is eco-friendly with wood fuel.

✔ 21.5kW output

✔ 71% energy efficiency percentage

✔ Cost-effective pricing

✔ Made from steel construction

✔ Customisable options

✔ Matte black finish

4. La Nordica Megan Idro Steel Pellet Boiler Stove

Stoves Are Us

Type: Wood pellets

Power output: 13.1kW

Efficiency percentage: 90%

Supplier: Stoves are Us

Pricing: £1,368

The La Nordica Megan Idro Steel pellet boiler stove from Stoves is Us has a high 90% efficiency percentage, for a low price and 13.1kW power output, which is suitable for any one or two bedroom flat.

This type of boiler is energy efficient, has a compact size and you can use sustainable fuels such as wood pellets or recycled wooden logs.

✔ Low cost

✔ Eco-friendly fuels

✔ Protects the environment

✔ Cheap to run

✔ High-efficiency percentage

✔ Removable ash drawer

5. Lincar Solid Fuel Wood Burning Cooker Boiler

Piping Hot Stoves

Type: Wood pellets

Power output: 27.3kW

Efficiency percentage: 72%

Supplier: Piping Hot Stove

Pricing: £2,990.80

Lincar is one of Italy’s premier biomass appliance manufacturers, who can offer their customers a reliable fuel wood burning cooker which also gives you 27.3kW of overall power, and has an efficiency percentage of 72%.

This type of boiler is easy for you to control; it is aesthetically pleasing and has attractive stainless steel or cast iron finish.

✔ Low costs

✔ Easy to use

✔ Selection of colours

✔ Energy efficient

✔ Eco-friendly

✔ Customisable

✔ High energy output

6. Vittoria Biomass Pellet Burner Boiler

Modern Stoves

Type: Wood pellets

Power output: 21kW

Efficiency percentage: 92%

Supplier: Modern Stoves

Pricing: £1,899

This stylish and highly efficient pellet burner boiler from Modern Stoves also features an incredibly low price and high energy output, making it excellent value for money.

They are an environmentally friendly alternative to traditional gas or oil boilers, and they give you an automatic operation which you can programme weekly or even a daily basis depending on your needs.

✔ 21kW power output

✔ Low pricing

✔ Automated process

✔ High-efficiency percentage

✔ Sustainable fuels

✔ Easily programmable

✔ Environmentally friendly

7. Ruben BO Back Boiler Contemporary Multi-Fuel Stove

Modern Stoves

Type: Wood pellets

Power output: 21kW

Efficiency percentage: 79.5%

Supplier: Modern Stoves

Pricing: £679

The Ruben BO Back boiler comes in a modern and stylish design, and it can be fuelled with multiple fuels including wood pellets and logs.

This boiler can hold up to 18.64 litres of water in the back boiler, which can easily power up to 12 radiators in your home.

There is also a variety of colours available such as charcoal grey, red or ivory colours for the sides of the biomass boiler and stove.

✔ Eco-friendly choice

✔ Powered by sustainable fuels

✔ 79.9% efficiency percentage

✔ 21kW energy output

✔ Variety of colour options

✔ Comes with a 2-year warranty

8. Marinela BO 12kW Contemporary Multi Fuel Stove with Back Boiler

Modern Stoves

Type: Wood pellets

Power output: 12kW

Efficiency percentage: 80%

Supplier: Modern Stoves

Pricing: £999

From Modern Stoves, the Marinela BO 12kW Multi Fuel stove with a back boiler can give customers an energy efficiency percentage of 80%, with a 12kW output which is split between your water and central heating.

This stylish boiler comes with a contemporary design, which not only comes made from high-quality materials but also a 2-year warranty.

✔ Sustainable fuels

✔ Eco-friendly

✔ 12kW power output

✔ 80% energy efficiency

✔ Modern design

✔ 2-year warranty

9. Lotus Back Boiler 22kW Wood Burning Multi Fuel Stove with Back Boiler

Modern Stoves

Type: Wood pellets

Power output: 22kW

Efficiency percentage: 71%

Supplier: Modern Stoves

Pricing: £579

This stove from Modern Stoves is a low cost and high energy output stove and boiler combination, which can power up to 12 radiators and has a large 19-litre capacity.

The Lotus Back Boiler comes with an efficiency rating of 71%; it gives you 22kW of power which is divided between your hot water and your central heating system.

✔ 22kW power output

✔ 71% efficiency

✔ 2-year warranty

✔ 19-litre capacity

✔ Powers water and central heating

✔ Low pricing

✔ Made from high-quality steel

10. Titan 18kW Multi Fuel Wood Burning Contemporary Stove with Back Boiler

Modern Stoves

Type: Wood pellets

Power output: 18kW

Efficiency percentage: 76%

Supplier: Modern Stoves

Pricing: £849

The Titan 18kW multi fuel wood burning stove also combines with a back boiler, to give you heating for both your room, central heating and your hot water as well, with a 76% efficiency percentage.

This low-cost solution has a power output of 18kW, which can be fuelled by multiple sources such as wood, pellets and coal for example.

✔ Sustainable fuels

✔ Low-cost pricing

✔ Low emissions

✔ Eco-friendly

✔ Ease of cleaning

✔ 76% efficiency percentage

✔ 18kW power output

✔ 2-year warranty


What is a biomass boiler?

A biomass boiler is a boiler which utilises natural and sustainable products such as wood pellets or recycled wood, which it will burn and then use the gas to heat water or your central heating system.

This can give you a more eco-friendly heating option compared to traditional gas and oil boilers, and they are sometimes much cheaper to run.

How much is a biomass boiler?

Typically, a biomass boiler can cost from £500 to upwards of £20,000 including the delivery as well as the installation, which will depend on these specific factors:

  • The size of your property
  • How much heating you require
  • The available space you have
  • Your boilers power output capacity
  • Whether you need a domestic or commercial biomass boiler
  • How often you will need fuel deliveries
  • The supplier of your biomass boiler

Is biomass cheaper than gas or oil?

When it comes to the pricing of the actual fuel for your boiler, here is how it compares to other traditional forms of fuel for boilers.

Type of Fuel


Price per kWh

Wood Chips £100 per tonne 2.9p per kWh
Wood Pellets £200 per tonne 4.2p per kWh
Natural Gas 4.8p per kWh 4.8p per kWh
Heating Oil 60p per litre 6p per kWh
Electricity 14.5p per kWh 14.5p per kWh

What are the benefits of biomass boilers?

There are many benefits to using a biomass boiler in your home, so let’s take a look at a few examples.

✔ A sustainable option

✔ Low emissions

✔ Suitable for both domestic and commercial needs

✔ One of the least expensive options

✔ High-efficiency percentage

✔ Choice of wood logs, pellets or chips

✔ Variety of designs and colours on offer


Have you learnt everything that you need to know about the cheapest biomass boilers in the UK?

Do you want a custom quote for you and your home?

Fill out the quick and easy form at the top of the page for a bespoke quotation, or take a look at the ExpertSure guides here.

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