Wondering how many watts your new radiator needs? With our radiator calculator, you can quickly and easily calculate your required wattage. You will also immediately see which models meet your requirements. So you can easily choose your favourite model.
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Radiator output calculator
Radiator power calculator
How big is the space?
Desired °C
Insulation of space
294 products
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56.5 x 180 cm (wxh)
Side and middle connection
1577 watts, delta 50
56.5 x 180 cm (wxh)
Side and middle connection
1577 watts, delta 50
60 x 118 cm (bxh)
With heating element
668 watts, delta 50
37.5 x 120 cm (bxh)
Side and middle connection
701 watts, delta 50
55 x 129.6 cm (wxh)
With heating element
1001 watts, delta 50
104 x 60 cm (wxh)
Side connection
1173 watts, delta 50
2 m², 300 W
Electrical connection
Simple installation
9 m², 1350 W
Electrical connection
Simple installation
60 x 110 cm (wxh)
With heating element
559 watts, delta 50
55 x 129.6 cm (wxh)
Side connection
1001 watts, delta 50
55 x 174 cm (wxh)
With heating element
1242 watts, delta 50
60 x 120 cm (bxh)
With heating element
1160 watts, delta 50
Thermostatic radiator valve
Thermostatic radiator knob and frost-free setting
Including connection for copper and steel central heating pipes
60 x 120 cm (bxh)
With heating element
749 watts, delta 50
60 x 170 cm (wxh)
Side connection
875 watts, delta 50
37.5 x 50 cm (wxh)
Side connection
292 watts, delta 50
56.5 x 120 cm (wxh)
Side and middle connection
1052 watts, delta 50
37.5 x 180 cm (wxh)
Side and middle connection
1504 watts, delta 50
50 x 127.6 cm (bxh)
Side connection
733 watts, delta 50
120 x 60 cm
550 watts
Thermostat and receiver included
50 x 120 cm (wxh)
With heating element
890 watts, delta 50
6 m², 900 Watt
Electrical connection
Simple installation
6 m², 900 Watt
Electrical connection
Simple installation
Buying a radiator using our calculator tool
If you are looking for a new radiator, it is important to calculate your required wattage first. This way, you will know exactly which radiators meet your requirements and you can be sure that the room is sufficiently heated. Maxaro has developed the Radiator output calculator to help you make a clear choice.
How do you calculate the required output?
You will find the radiator output calculator at the top of this page. Enter the length, width and height of the room in centimetres. Also fill in the insulation level and desired temperature of the room. On average, this is 18 degrees for the bedroom, 21 degrees for the living room and 24 degrees for the bathroom. In our range of radiators, you will find the following models:
Order your new radiator directly online or in our megashowrooms
Do you want to order a new radiator? Then use our Radiator output calculator and choose your favourite model straight away. Simply order online or visit one of the megashowrooms for personal advice. At Maxaro you will always find the perfect solution for your dream bathroom. See also our shower door calculator.