Yes, two air conditioning units are more expensive than one to purchase, too. But the cost difference is often not as high as you think. This is because you will need two smaller units compared to one larger unit to cool the entire home.Nov 16, 2017
When should a house have two AC units?
Often homeowners consider installing two units when they have a multi-story home. Since heat rises, it can be hard to adequately cool an upper floor without freezing everybody downstairs. Plus, you don't want to waste energy over-cooling the lower floors, especially when you're upstairs sleeping all night.Mar 13, 2017
How many AC units do I need for a two story house?
Particularly with two-story homes, common in our area, two AC units are often recommended.Nov 1, 2018
How close can 2 AC units be to each other?
The general rule of thumb is to have at least one foot (or 12 inches) of clearance on each side of your air conditioner. Your air conditioner's manufacturer may have specific clearance recommendations, but they'll generally recommend between 12 and 24 inches.