It’s cold. Before relighting your boiler, what should you replace your old auxiliary heaters with?

Fan heaters can heat a small room but are very energy intensive. (©Vely/AdobeStock)

Temperatures have dropped but not to the point of turning on all your heaters. So now is the time to ask: how to replace your old electric heater with a new system? And the matter is not so simple.

There are so many different devices and systems today that you can easily get lost.

Before starting, it is advisable to explain your need. Is it an auxiliary heating in a bathroom, in a room that is heated occasionally, a boost to give your heat pump in very cold weather?

the size of space to be heated also comes into play: it is estimated that a power of 1 KW heats 10 m2.

New electric heaters

HEATER
In a bathroom, the towel radiator (with a built-in blower for some) allows you to plug it in just long enough to take a shower. (©Epixproductions/AdobeStock)

the electric heaters has evolved since the days of our grandmothers. Although they consume less than before, they are still energy efficient. However, they have advantages. They are generally easy to use.

There are different technologies. The cheapest of all is fan heaters which can be installed in a bathroom. They quickly heat up a small room.

Their disadvantage: they consume a lot of energy, can be noisy and the feeling of warmth disappears immediately when you turn it off.

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In a bathroom, you can also choose a radiator towel handy for wrapping yourself in a warm towel when you get out of the shower.

In the category of electric heaters, the choice is huge. The price range is also: “inertia”, “double heart” or “radiant panel” radiator. So it is wiser to get advice from a professional.

The wood solution

According to ADEME, the government agency for ecological transition, the cheapest energy currently is wood.

So this is a solution to consider especially if it is a question of providing some additional grades in a main room. the wood stove offers a rapid rise in temperature and a feeling of warmth.

In addition, in terms of design, we have made a lot of progress. The wood stove has even become a decorative element. However, it has some drawbacks… When purchased, its cost is very high. Count between 1,500 and 3,000 € for a log or pellet appliance, or more for the most luxurious.

Another disadvantage: it requires a regular cleaning and one storage space for wood or pellets.

gas heaters

Many systems are also available for gas heaters. Catalytic heaters run on butane gas.

For added security, they are equipped with a carbon monoxide detector. These devices are very economical to use. Mounted on wheels, it moves easily. Some even have decorative designs.

Their major disadvantage: they provide water vapor and therefore humidity.

We also saw infrared devices (equipped with a ceramic and infrared refractory brick (equipped with a burner pierced with small holes).

All these gas heaters are considered environmentally friendly.

Bioethanol heating, chic but expensive

HEATER
Heating with bioethanol is a trend because it is more decorative and aesthetic. Pay attention to its purchase and operation price. (©Patryk Kosmider/AdobeStock)

There are now on the market heaters running on bioethanol, this fuel is of plant origin. Usually very aesthetic, they work like a wick stove.

Bioethanol stoves and fireplaces are easy to use. Their modern design easily fits into the decor of a living room or a main room. Since they don’t need an opening to operate, they can be hung on the wall or recessed.

But this type of device has its drawbacks: it shows moderate energy performance. It has a relatively high purchase price. It costs about 500 € for a good quality heater. The cost of use is also important, up to six times more than a wood stove. At this price, you will think twice before lighting your bioethanol fireplace.

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