Single Stage Furnace Vs 2 Stage Furnace

Single stage furnace pros.

Single stage furnace vs 2 stage furnace.

All furnace brands make at least one single stage furnace. This option because it is an older style and less energy efficient will cost you less to purchase outright. Less expensive single stage furnaces cost about 500 less than comparable two stage models so they make sense on a tight budget. A single stage furnace is also a wise option if you don t plan to stay in your home long term.

Single stage vs two stage furnace. Single stage furnace cons. Single stage furnaces offer basic on off operation. Run at 70 capacity most of the time but can run at 100 too.

If the weather gets especially cold the equipment will switch to its. Runs at 100 capacity all the time. Two stage or dual stage furnaces have three settings. At that time the contractor added zoning to our existing furnace.

Single stage furnace features. This furnace has only two settings. We need to replace our single stage furnace that is about 17 18 years old. Furnaces cost less are less likely to break repair costs are low efficiency is low to average.

Does single stage or 2 stage matter if each floor is zoned. For more information on the differences between a one stage and a two stage furnace try this short video. In single stage gas furnaces the gas valve burner comes on at 100 capacity when the thermostat calls for heat. A single stage furnace the most basic design available has a fixed gas valve and a single speed blower fan motor.

Two stage furnace features. It stays at full capacity until the inside temperature satisfies the thermostat. If a furnace is one stage or is too big for your house again it will kick off more often and spend less time filtering the air in your house. On and off that is your furnace is either running at maximum capacity or not at all.

A single stage furnace has two settings. More air moved means more air filtration. Off on low mode and on high mode. Most of the time the furnace will run on the lower setting.

How single stage vs two stage vs variable capacity furnaces differ. Our home was a one story ranch and about 10 years ago we remodeled and added a 2nd story now 2200 sq ft home approx. The flexibility of a two stage furnace is a great match for the unpredictable weather we have during winter in the st. Whether it s a mildly chilly fall evening or a bitter cold winter night the furnace runs at the same setting.

They burn more fuel increasing your energy costs. Not as efficient single stage furnaces waste more energy than two stage furnaces.