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High Efficiency Residential Oil Boilers | Energy Kinetics
Gas and Oil Boilers - Burkholder's Heating & Air Conditioning, Inc.
Boiler Energy Efficiency Measures
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High Efficiency Oil Boilers | U.S. Boiler Company
Direct measurement of the overall efficiency and annual fuel consumption of residential oil-fired boilers. Annual report, Fiscal Year 1977. Burner- boiler/furnace efficiency test project - UNT Digital Library