Heater

Abstract

A firebox is provided having an end panel, opposite side panels and top and bottom panels, one end of the firebox being open. The firebox includes depending support legs and an outer housing including opposite side and end walls and a top wall is telescoped downwardly over the firebox with the front wall thereof sealingly secured across the open end of the firebox and the other end wall, the top wall and opposite side walls spaced outwardly from the end panel, top panel and opposite side walls, respectively, of the firebox. The lower marginal edges of the opposite side and end walls of the housing are generally horizontally registered with the lower ends of the legs and the firebox includes a grate spaced above the bottom panel. A fuel door opening is provided in the front wall above the grate and a draft door opening is provided in the front wall below the grate and above the bottom panel. A flue outlet pipe opens outwardly from the firebox above the grate and through one of the walls of the housing other than the front wall thereof. The housing includes heating air inlet and outlet structure opening thereinto and outwardly therefrom, respectively, and air pump structure is provided for causing heating air to pass into the housing through the heating air inlet structure, about the firebox within the housing and outwardly from the housing through the heating air outlet structure.