2X 15MM X 1/2 INCH NEW The 2 X 15mm Lockshields by Made4Trade are new central heating radiators designed for use with hydronic heating systems, specifically boilers. These steel radiators come in a white colour and have a horizontal/vertical orientation. The set includes thermostats and is timerless, making it convenient and efficient for heating your home. With a voltage of not electric, these radiators provide a reliable and effective heating solution for your space.