In the example above you would estimate a 4 ton unit for a poorly insulated 2 200 sq ft.
Central ac unit per square foot.
This table provided by energy star can be used to get a very rough estimate of how many btus you need to cool a given area.
Both offer a measurement of an air conditioner s cooling ability over an hour s time.
To figure out what size air conditioner you require you first need to determine the amount of btus you require.
If there is poor insulation efficiency in your home its best to estimate higher tonnage.
Ft 3 5 tons 2 400 sq.
Ft 2 5 tons 1 800 sq.
When we talk about btus in relation to ac it refers to the amount of heat that the unit can remove.
If there is ductwork already in place your total installation price for a whole house central air will be very reasonable.
50 60 btu s per square foot furnace heating guide use the lower of the two numbers if your home is well insulated and the higher number if it is older or poorly insulated.
Hopefully this section helped you get a quick idea of what size central air conditioner is right for your home.
Cost to install central ac 3790 6130.
This is done by calculating your square footage.
What size air conditioner or furnace do i need for my home.
Ft 3 tons 2 100 sq.
An air conditioner s cooling capacity is expressed in btuh british thermal units per hour or tons often referred to as tonnage.
House square footage ac unit size estimate.
Because if you buy an hvac system that s too big you ll end up wasting money and energy.
As you can see the properly sized central air conditioner for a 1 900 square foot home in montana is quite different from the required size in santa clarita california.
Buying an air conditioner is an important purchase and it is worth your time to make sure you do it right.
Air conditioners are sized by the number of btus they put out.
For a 1 600 2 000 sq ft.
Assuming the minimum cooling capacity of 400 square feet per ton for your hvac unit a 1600 square foot home will require 4 0 tons of air conditioning to cool.
These figures are based on a room with 8 foot ceilings 2 windows and 1 door.
Btus stand for british thermal units and refer to the amount of energy your air conditioner is using per hour.
House a 2 5 ton central ac system costs 3 900 5 000.
We get this question a lot and it s an important one.
Ft 4 tons greater than 3 000 sq.
See costs in your area start here enter your zip code.
We have put together this handy calculator to work out what you need.