Articles in this category Eco-Radiators - Troubleshooting If you are having issues with your radiator please follow the below steps: 1) Ensure the radiator is switched on at the wall. Radiators should never be switched off at the wall as this will mean they ... Eco-Radiators FAQs 1) Why is my radiator cooling down? All eco-rads are set to reach a set temperature, for example, 21 Degrees. Once this temperature is reached the radiator will begin to cool down until the internal t...