Gas vs oil furnace
6 Feb 2020 9. Oil (gallon). $. ENERGY STAR® furnace. Assumptions: BTU's per unit. System efficiency %. Distribution efficiency %. 10. Natural Gas (ccf). $. 27 May 2019 Heat pumps use only about a third as much electricity as baseboard electric heaters and considerably less energy than gas or oil furnaces. The modulating (multi-stage) gas valves allow the furnace to operate on a quieter low-fire setting unless thermostat calls for more fire. Airquest® control