Is a dual-stage furnace more energy efficient than a single-stage furnace? | | Yes, always | 66% | | In most cases | 26% | | In some cases | 6% | | | | | Question: Is a dual-stage furnace more energy efficient than a single-stage furnace? Top Answer (66% of 15 votes): Yes, always.
Answer: Yes, always
Explanation: Dual stage has a high gas and a low gas valve. This helps with comfort and the gas bill. | | Kair | Answer: In most cases
Explanation: Whenever your furnace is in low fire mode it uses less gas there for it burns less and is more efficient. | | Arizona's Best Heating & AC, Inc. | Answer: Yes, always
Explanation: Great units, explore them | | HVAC and More | | | ProMatcher |
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