 Dictionary HEADER to HOT WATER HEATING Header - The heavy beam that is installed over an opening such as a door or window. May be wood, steel or concrete. Hearth - The floor of a fireplace. Heat exchanger - Internal piece of a furnace that separates the air (or in a radiator system, the water) from the flames in the burner. Transfers the heat generated by the burner to the circulating air. Heat Loss - The loss of heat resulting in a decrease of the temperature due to heat escaping through poorly insulated walls, windows, roofs, doors etc. Heat Pump - The same as an air conditioner, except that it can be used to heat during the winter by extracting heat from cold air. Hip Roof - a type of roof containing sloping planes of the same pitch on each of four sides. Contains no gables. Hip Shingles - shingles used to cover the inclined external angle formed by the intersection of two sloping roof planes. Hot Water Heating - Heating that uses a boiler to heat hot water passes through a system of pipes and radiators. In most cases the system is pressurized and uses a circulating pump to move the hot water. | Welcome to BIS | About BIS | Home Inspections | Get Started | Technical FAQ | Contact us |
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