Patent ID: 6923148
Filing Date: 2005-08-02
Classification: F23M,F24H

Abstract:
1. A combustion chamber for a gas-fired hot water heater, said combustion chamber having a top wall defined by a bottom wall of an inner tank, a flue extending through said inner tank bottom wall, a circumferential skirt about said combustion chamber, said combustion chamber being supported elevated from a support surface by a bottom pan assembly of a hot water heater housing, a combustion air inlet means leading to said combustion chamber, and a floor shield supported above said bottom wall and spaced below a gas burner assembly; said circumferential skirt and/or said floor shield being coated, on at least one surface thereof, with refractory paint to reflect radiant heat inwardly in said combustion chamber to maximize heat transfer to said inner tank and to minimize heat loss through said circumferential skirt and floor shield.