Patent ID: 6170481
Filing Date: 2001-01-09
Classification: F23M,F24B

Abstract:
A prefabricated fireplace box comprising:(a) a monolithic open-ended fireplace box;(b) said fireplace box having at least five interconnected walls of homogeneous refractory ceramic fiber material molded in or on a rigid mold and dried sufficiently to form a semi-rigid fireplace box;(c) said semi-rigid fireplace box defining a combustion chamber inside of said five interconnected walls;(d) a rigid metal frame comprising flat vertical facing flanges outside of said semi-rigid fireplace box, and(e) said rigid metal frame having attachment flanges extending normally from said facing flanges and integrally molded into the open end of said combustion chamber walls for rendering the front end of said semi-rigid fireplace box rigid and removable from said mold.