What is the warranty for Ecostrad designer radiators? 10 October 2023 13:39 The manufacturer’s warranty for Ecostrad designer electric radiators is 10 years on the radiator body and 2 years on the electrical components. Related articles Where can the element be fitted on the Ecostrad Adesso iQ? Delivery & Return Information Can the Ecostrad Allerton iQ be fitted on a plaster wall?