How to choose a vertical radiator in 2026: a complete guide from the manufacturer

18/05/2026

NAVIN Guide

Practical material for those who are planning renovations and want to choose the right vertical radiator in terms of area, power, dimensions, connection, material, and design.

Content

Why a vertical radiator is not just about design
Step 1. Determine the required radiator power
Step 2. Dimensions: height and width
Step 3. Connection type: bottom or side
Step 4. Material: steel, aluminum, bimetal
Step 5. Color and design
Step 6. Manufacturer and warranty
TOP 5 mistakes when choosing a vertical radiator
Recommended NAVIN models for various tasks
FAQ: frequently asked questions about vertical radiators

Why a vertical radiator is not just about design

A vertical radiator is often chosen when renovating an apartment, house or commercial space. The reason is simple: it saves wall space, looks modern and allows you to use a narrow wall space where a regular horizontal radiator would not fit.

But choosing a vertical radiator shouldn't start with just the color or shape. First of all, you need to understand the power, dimensions, connection type, material, and actual installation conditions. Otherwise, a beautiful radiator may heat less than necessary or may not be suitable for your heating system.

In this guide, we will analyze how to choose a vertical radiator in 2026. We will explain how to choose a radiator by area, how to make a basic calculation of radiators, which radiator is best for an apartment or a private house, and we will also honestly show the pros and cons of vertical models.

The material is prepared from the perspective of the manufacturer NAVIN. We have been manufacturing radiators and heated towel rails in Ukraine for over 25 years, so we know very well what mistakes are most often made when choosing.

Step 1. Determine the required radiator power

The first step is not design, but thermal capacity. It is this that determines whether a room will be comfortable in winter.

Basic rule for a standard room:

1 m² of area ≈ 100 W of thermal power

That is, for a room of 15 m² you will need approximately:

15 × 100 = 1500 watts

This is a simplified calculation. It is suitable for initial selection when you need to quickly understand the reference point.

How to choose a radiator by area

The approximate scheme is as follows:

Room area	Approximate power
8 m²	800 W
10 m²	1000 W
12 m²	1200 W
15 m²	1500 W
18 m²	1800 W
20 m²	2000 W
25 m²	2500 W

If the room has good thermal insulation, quality windows, and is not a corner room, this guideline is often enough. But in real renovation, there are nuances.

What affects the calculation of radiators

It is worth adding a reserve to the base capacity if there are difficult conditions:

Condition	What to do
Corner room	add 10–15%
Panoramic windows	add 15–20%
First or last floor	add 10–15%
Old house without insulation	add 15–25%
Ceiling over 2.8 m	calculate not only area, but also volume
North side	add 10%

For example, a 15 m² room in a corner apartment with a large window requires not 1500 W, but approximately 1800–2000 W.

NAVIN engineer recommends: do not choose a radiator “close to the wall”. It is better to have a 10–15% power reserve than to have a cold room in the cold.

Why a vertical radiator can heat differently

Vertical radiators have a different geometry than horizontal ones. They are taller, but often narrower. Because of this, it is important to look not only at the size, but also at the rated power of a particular model.

One 600×1800 model can have significantly more heat output than a narrow 380×1800 version. Therefore, you should not compare radiators only by height.

Step 2. Dimensions: height and width

A vertical radiator is chosen when you need to save horizontal space. It is often placed near a window, on a narrow wall, in a hallway, a kitchen-studio, or in a room with panoramic glazing.

Standard heights of vertical radiators

Height	Where appropriate
1200 mm	small rooms, kitchens, corridors
1500 mm	universal option for apartments
1800 mm	living rooms, bedrooms, houses
2000 mm	high ceilings, spacious interiors

How to choose the width for the pier

Before buying, you need to measure not only the wall itself. It is important to take into account the installation gaps.

It is recommended to check:

the width of the wall;
distance to furniture;
pipe location;
height of windowsills or niches;
space for brackets;
ease of access to cranes.

If the wall is 500 mm wide, you should not place a 500 mm wide radiator “close to it”. You need a margin for installation, connection and maintenance.

NAVIN engineer recommends: before buying, take a photo of the wall with a tape measure. This will help the craftsman quickly assess whether the radiator will fit without modifying the pipes.

When a vertical radiator is not suitable

A vertical radiator has disadvantages. It takes up more space in height. Therefore, it is not always suitable for rooms with low ceilings.

If the ceiling is lower than 2.4m, a 1800mm tall model may look heavy. In this case, you should consider a lower model or a horizontal radiator.

Also, it is not always convenient to place a vertical radiator behind a door, near a closet, or in a place where it will be covered by furniture. A closed radiator gives off less heat.

Step 3. Connection type: bottom or side

The type of connection must be determined before purchase. It depends on how the heating pipes are laid.

Side connection

Side connection is often used when replacing an old radiator. The pipes fit from the side, so installation can be easier.

Advantages of side connection:

convenient for replacing old batteries;
often no need to move pipes;
suitable for many apartments;
clear diagram for craftsmen.

The downside is that the pipes may be more noticeable. If a minimalist design is important, this should be taken into account.

Bottom connection

Bottom connection is often chosen in new renovations. The pipes exit the floor or wall from below. Visually, this looks neater.

Advantages of bottom connection:

cleaner look;
it is easier to hide pipes;
well suited for designer interiors;
convenient to plan during the renovation phase.

The disadvantage is that you need to lay the leads correctly. If you make a mistake with the center distance or the connection side, installation will be complicated.

What is better for the new system

For new renovations, a bottom connection is often better. It looks neater and gives more freedom in design.

When replacing an old radiator in a finished apartment, a side connection is often more practical. It allows you to reduce the amount of work.

NAVIN engineer recommends: the type of connection must be agreed with the plumber before ordering. The same radiator may not be suitable for different pipe schemes.

Step 4. Material: steel, aluminum, bimetal

When a buyer asks which radiator is better, the answer depends on the heating system. The conditions in an apartment, house, and commercial premises are different.

Most often, the choice is between steel, aluminum and bimetal.

Materials comparison table

Material	Advantages	Disadvantages	Where appropriate
Steel	durability, good design, stable heat dissipation	requires corrosion protection	apartments, houses, designer interiors
Aluminum	light weight, fast heating	sensitivity to coolant quality	autonomous heating
Bimetal	pressure resistance, sturdy construction	often more expensive, not always needed in the home	apartments with central heating
Cast iron	keeps warm for a long time	heavy weight, massive appearance	classic interiors, old systems

Why NAVIN uses painted steel

NAVIN manufactures designer radiators from painted steel. This material provides good strength, neat geometry, and a stable appearance.

This is important for vertical models. The radiator should not only be a source of heat, but also a noticeable element of the interior.

Steel allows you to create laconic shapes: Ellipse, Largo, Calidum. Such models look good in modern apartments, private houses and commercial spaces.

What is NAVIN anticor coating?

One of the key features of NAVIN is anticor protection inside the radiator. This is an anti-corrosion coating that helps protect the inner surface from the effects of the coolant.

This is especially important for Ukrainian heating systems. Water quality can vary in different homes and cities. In Kyiv, Lviv, Odessa, Kharkiv or Dnipro, operating conditions are not always the same.

Anticor protection reduces the risk of internal corrosion and extends the service life of the radiator.

NAVIN engineer recommends: pay attention not only to the external paintwork. The internal radiator protection is not visible, but it is what works every day.

Step 5. Color and design

A vertical radiator is noticeable in the interior. It is not always hidden behind curtains or furniture. Therefore, color matters.

Trends of 2026

In 2026, buyers are increasingly choosing colors other than white. The following solutions are popular:

black moire;
anthracite;
white mat;
deep dark shades;
calm neutral colors.

For NAVIN, black moire is a signature solution. It has a discreet textured look and goes well with porcelain stoneware, wood, concrete, black faucets and shower systems.

White radiator

White is a universal color. It is suitable for light walls, minimalist rooms, and classic renovations.

Advantages of white:

does not overload the space;
easily combined with furniture;
suitable for small rooms;
looks calm.

Black moire

Black moire is an accent option. It works well in modern interiors.

Advantages of black moire:

looks expressive;
supports black hardware;
suitable for loft, modern, minimal;
does not look like a random element.

It is better to plan a black radiator together with other details. For example, with black handles, shower profile, lights or a mixer.

How not to make a mistake with design

A radiator should support the interior, not argue with it. If the room is light and small, it is better to choose white or a soft neutral color. If the design has contrasting elements, a black moire will be appropriate.

NAVIN engineer recommends: do not choose the color of the radiator separately from the doors, fittings and lighting. In the finished interior, all metal accents should work together.

Step 6. Manufacturer and warranty

A vertical radiator is purchased for more than one season. Therefore, it is important to look at more than just the price.

What to pay attention to

Before buying, check:

who is the manufacturer;
is there an official guarantee;
Is it possible to get a consultation?
is there documentation;
Are the models available in the desired color?
is there after-sales support?
how delivery is organized;
Are there any real characteristics of the models?

NAVIN is a Ukrainian manufacturer with its own factory. The company has 25 years of experience in the production of radiators and heated towel rails. This is important for the buyer, because the manufacturer is responsible for the design, painting, quality control and warranty.

Why Ukrainian producers are more profitable than imports in 2026

An imported radiator may look attractive in the photo. But in real repairs, other things are important: availability, deadlines, service, consultation, and warranty.

Advantages of the Ukrainian manufacturer:

faster communication;
clear guarantee;
it is easier to resolve a service issue;
models adapted to Ukrainian systems;
delivery by Nova Poshta;
no long wait from abroad;
You can get a consultation in Ukrainian.

This is especially convenient for buyers from Kyiv, Lviv, Odessa, Kharkiv, and Dnipro. The radiator can be quickly received, checked, and handed over to the master for installation.

NAVIN also offers an official warranty and lifetime insurance. This is an additional level of trust for the buyer.

Vertical radiator: pros and cons

Before making a choice, it is worth honestly evaluating both sides.

Advantages of a vertical radiator

saves wall width;
suitable for narrow spaces;
looks modern;
can become an accent in the interior;
convenient for rooms with panoramic windows;
available in different colors;
works well in designer renovations.

Cons of a vertical radiator

takes up more space in height;
not always suitable for low ceilings;
requires accurate power calculation;
requires proper connection;
may cost more than simple panel batteries;
should not be covered with furniture.

A vertical radiator is not a universal answer for every room. But it is very effective when you need to combine warmth, space saving and design.

TOP 5 mistakes when choosing a vertical radiator

1. Choose based on appearance alone

A beautiful radiator does not always match the power. First you need to make a calculation, and only then choose a design.

2. Ignore ceiling height

The 1800 mm model looks good in a room with a ceiling of 2.6 m or more. But in a low room it may seem too massive.

3. Buying without consulting the craftsman

It is best to check the connection type, pipe location, and installation clearances before paying. Otherwise, you will have to redo the system.

4. Place the radiator behind the furniture

If the radiator is covered by a cupboard, sofa or thick curtain, it will not be able to dissipate heat as well. Air must circulate freely.

5. Not checking the warranty

A radiator works with water, pressure and temperature. Manufacturer's warranty and liability are important.

Recommended NAVIN models for various tasks

For the apartment: NAVIN Calidum 2-8 380×1800

Estimated price: 5,990–13,490 ₴

Calidum 2-8 380×1800 is a narrow vertical radiator for apartments where saving space is important. It is convenient to place it on a wall, in a bedroom, kitchen or hallway.

Who is suitable for:

for a small or medium room;
for a narrow wall;
to replace the standard battery;
for a simple repair.

This is a practical solution when you need a vertical format without excessive emphasis.

For a private house: NAVIN Ellipse Double 600×1800

Estimated price: 23,490–23,990 ₴

Ellipse Double 600×1800 is a more powerful vertical model. It is appropriate in a living room, spacious bedroom, hall or room with high ceilings.

Who is suitable for:

for a private house;
for a large room;
for an interior with an accent radiator;
for rooms where higher thermal power is required.

The Ellipse shape looks soft and modern. The Double format adds power and visual depth.

For a stylish interior: NAVIN Largo Double in black moire

Estimated price: 16,490–16,990 ₴

Largo Double in black moire is an option for interiors where the radiator should be part of the design. It goes well with dark fittings, graphite tiles, wood and decorative lighting.

Who is suitable for:

for modern and loft interiors;
for a kitchen-studio;
for a bedroom with dark accents;
for designer projects.

This model is not only about warmth, but also about the finished look of the room.

3;margin:42px 0 18px;color:#111827;font-weight:800;clear:both;">How to choose a vertical radiator: a short algorithm

Determine the area of the room.
Multiply the area by 100 watts.
Add a margin for a corner room, large windows, or an older home.
Measure the wall and ceiling height.
Agree on the connection type with the wizard.
Choose material and corrosion protection.
Determine the color for the interior.
Check the warranty and manufacturer.
Compare 2–3 models by power, not just price.
Order the radiator before the final stage of the repair so that the technician has time to prepare the leads.

FAQ: frequently asked questions about vertical radiators

1. How much does a NAVIN vertical radiator cost?

The approximate price range is from 5,990 to 23,990 UAH. The cost depends on the model, size, color, design and type of execution. For example, Calidum 2-8 380×1800 belongs to more affordable solutions, and Ellipse Double 600×1800 belongs to more powerful designer models.

2. How to choose a vertical radiator for an apartment?

Start by calculating the power. A guideline is 100 W per 1 m². Then check the dimensions of the wall, the type of connection and the ceiling height. Narrow models are often suitable for apartments, for example, Calidum 2-8 380×1800.

3. How to choose a radiator based on the area of the room?

Multiply the area of the room by 100 W. A 12 m² room requires approximately 1200 W. If the room is a corner room, has large windows, or is poorly insulated, add 10–25% to the margin.

4. Which radiator is better: vertical or horizontal?

Vertical is better suited for narrow walls and modern interiors. Horizontal is convenient under a window and is often cheaper. The choice depends on the layout of the room, power and connection scheme.

5. Can a horizontal radiator be replaced with a vertical one?

Yes, you can. But you need to check the connection, center distance, power and installation location. Often, the replacement requires pipe modification. This should be agreed with the craftsman before purchasing.

6. Is a vertical radiator suitable for a private house?

Yes, it is suitable. In a private house it is easier to plan the lower connection and the location of the pipes. For larger rooms it is worth looking at more powerful models, for example Ellipse Double 600×1800.

7. What color radiator is best to choose?

White is universal and calm. Black moire is better suited to modern interiors with dark fittings. If the radiator is to be an accent, black moire looks more expressive.

8. Can I install a vertical radiator in a room with a low ceiling?

Yes, but be careful. If the ceiling is lower than 2.4m, a tall model may look disproportionate. In this case, it is better to consider a lower radiator or a horizontal model.

9. Why is anticor protection important?

Anticor protection helps protect the inner surface of the radiator from corrosion. This is important for durability, especially in systems where the quality of the coolant is unstable.

10. Where to buy a NAVIN vertical radiator?

NAVIN vertical designer radiators can be viewed in the category:
https://navin.ua/dizajnerskie-radiatori/

Delivery by Nova Poshta is free.

Conclusion: which vertical radiator to choose in 2026

You shouldn't choose a vertical radiator based on the photo alone. The right choice starts with power, size, and connection type. Design is important, but it has to work together with technical parameters.

For an apartment with limited space, you should consider NAVIN Calidum 2-8 380×1800. For a private house or a spacious room, NAVIN Ellipse Double 600×1800 is suitable. For a stylish interior with dark accents, NAVIN Largo Double in black moire will be appropriate.

NAVIN has been manufacturing radiators in Ukraine for 25 years. We use painted steel, anticor protection inside the radiator, an official warranty and life insurance.

View NAVIN vertical designer radiators in the catalog:
https://navin.ua/dizajnerskie-radiatori/

NAVIN catalog

Choose a vertical designer radiator

Check out NAVIN models in white and black moire. Delivery by Nova Poshta is free.

Go to the radiator catalog