space heater
as defined in Commission Regulation (EU) No 813/2013 of 2 August 2013 implementing Directive…, Article 2, point (2) (Definitions)
a device that (a) provides heat to a water-based central heating system in order to reach and maintain at a desired level the indoor temperature of an enclosed space such as a building, a dwelling or a room; and (b) is equipped with one or more heat generators;