baseboard radiator unit

Aheating unit which is designed to replace a baseboard along a wall; water or steam flows directly behind the face of  the unit (or heat is supplied to the face by electric heating elements directly behind it); heat from the face is transmitted to the room. In the finnedtube type, the fins are heated by water or steam flowing through the tube; this heat is
delivered to the room through slots in the face of the unit.base. radiator