This product has a comparative low warranty, only years however, it benefits from the gas adaptative control that modulates the operation flow the result is, therefore, an increase in reliability and efficiency. Please click below to play the video! Worcester combi central heating boiler in good working order its years old and has been regularly serviced. Are you interested in our no hassle heating plan? if so, which plan? Join us in calling on the government, regulators and businesses to confront.