Ventilating device for baseboard heater

A self-contained ventilating device for a baseboard heater having a back panel, a front panel, a substantially flat, horizontal, top panel and a rectilinear heated air exit along said front panel, adjacent to said top panel, said back panel fixed flat against a room wall, said device comprising an elongated housing having a back wall, a front wall, a top wall, end walls and opened at the bottom, means to fix said housing in an operative position with said back wall flat against said room wall and the bottom edges of said end walls sitting on said top panel, the distance between said back and front wall of said housing being greater than the distance between said back and front panels of said heater so that said front wall is located forwardly of said heated air exit when said device is in said operative position, said housing defining a marginal rectilinear slot along and behind said front wall, said front wall having a lower edge portion extending below said bottom edges of said end walls and therefore below said top panel of said heater in the operative position of said housing, said marginal slot receiving the heated air exiting from the front of said baseboard heater and said lower edge of said front wall preventing entrance of non-heated room air into said marginal slot in the operative position of said housing, said housing being provided with air exit apertures made in said top and front walls, a rotatable fan mounted in said housing for sucking air from said marginal slot and projecting it through said apertures, said blower fan including an electric motor, an axle drivingly connected to said electric motor and extending parallel to said top wall below the same and a plurality of spaced ventilating drums carried by said axle.