As a rule of thumb, an air conditioner needs 20 Btu for each square foot of living space. But other considerations, such as the ceiling height and the size of your windows and doorways, might call for more cooling power. To measure your room, multiply the length by the width.
How do I calculate what size air conditioner I need?
To calculate the size of the air conditioner you need for a room, first, multiply the length of the room with its width. Then multiply it with 25 BTU to get the ample cooling for the room under different weather conditions. For example, if the room is 15 feet long and 12 feet wide, it comes to 180 square feet.
How many square feet will a 3-ton AC cool?
about 1,800 square feet
How many square feet does a 3-ton air conditioner cover is quite easy to answer as well. 3-ton is equal to 36,000 BTU. If you apply the 20 BTU per sq ft rule of thumb, you can see that a 3-ton air conditioner cools about 1,800 square feet spaces.
What size AC do I need for 2000 square feet?
If your home is 2000 square feet, you can calculate your HVAC needs the same as you would for a 1600 square foot home. Assuming one ton of cooling capacity can cool 400 square feet of your home, you’ll need about 5.0 tons of air conditioning capacity. Multiply this by 12,000 BTUs, and you’ll get 60,000 BTUs.
How many square feet does a 2.5-ton AC cover?
For example, a 30,000 BTU, 2.5-ton air conditioner is made to effectively cool a home between 1,200 and 1,500 square feet. A slightly larger 3,600, 3-ton unit, is designed for homes that are 1,500 to 1,800 square feet.
What size AC do I need for 1700 sq ft?
Furnace and Air Conditioner size for a detached 2-storey home
| House square footage * | Furnace Output [BTU/hr] | Air Conditioner size [ton] |
|---|---|---|
| up to 1300 sq ft | 40,000 BTU/hr | up to 2 ton |
| 1300 to 1700 sq ft | 45,000 BTU/hr | 2 ton |
| 1700 to 2500 sq ft | 55,000 BTU/hr | 2.5 ton |
| 2500 to 3500 sq ft | up to 65,000 BTU/hr | 3 to 3.5 ton |
What size room can a 12000 BTU air conditioner cool?
600 sq ft.
Answer: Using the EPA’s 20 BTU per sq ft rule of thumb, the room size of 12,000 BTU air conditioners is 600 sq ft.
Can I replace a 3 ton AC with a 4 ton?
Proper size is a must. There is no reason for you to install a 4 ton if you can use a 3 ton. The low stage isn’t that much less than full capacity because of the unloading scroll systems.
Can an AC unit be too big?
Too Hot or Too Cold Air
An oversized HVAC unit can make your home’s inside temperature uncomfortable. An HVAC system with excess capacity can heat or cool your home faster, but that speed often results in a couple of other issues. First, your home won’t benefit from gradual, even heating and cooling.
What happens if my AC unit is undersized?
Undersized air conditioners will struggle to ever get the room cool enough and therefore will fail to go through healthy on and off cycles. This extra wear and tear will lessen the life of your ac and cost you more in repairs.
How much is a 3-ton American Standard air conditioner?
$3,926
American Standard AC Unit Prices by Size
| AC Unit Size | Home Sq. Ft | Installation Cost |
|---|---|---|
| 3 tons | 1600-1900 | $3,926 |
| 3.5 tons | 1900-2200 | $4,195 |
| 4 tons | 2200-2600 | $4,590 |
| 5 tons | 2600-3200 | $5,678 |
What size AC do I need for 1800 sq ft house?
3-ton
Here’s some math: You need around 20 BTUs per square foot, which is equivalent to 0.0016 tons. For example, a 600-square-foot space requires a 12,000 BTU or 1-ton unit. By those calculations, an average 1,800-square-foot house would need a 3-ton central air conditioning unit.
How much square footage can a 4 ton AC unit cool?
2,500 square feet
Step 5: Match your square footage to an HVAC size chart
| Home Sq Footage | Air Conditioner Size (tons) |
|---|---|
| 600 – 1,000 square feet | 1.5 tons |
| 1,000 – 1,500 square feet | 2 tons |
| 1,500 – 2,000 square feet | 3 tons |
| 2,000 – 2,500 square feet | 4 tons |
Is a 3 ton air conditioner enough?
Generally, a 3-ton air conditioner can comfortably cool a 1500 square feet room. For an entire house, a 3-ton air conditioner is usually sufficient for a 2000 sqft insulated house. On the upper limit, a 3-ton air conditioner can cool a house with a floor area up to 2400 sqft.
How many sq ft will a 2 ton AC cool?
about 900-1,400 square feet
For those of you that don’t understand the way AC systems work, a 2-ton unit typically provides cooling for about 900-1,400 square feet of space – give or take.
What size air conditioner do I need for a 2300 square foot home?
3.5 Tons
| ZONE 1 | ZONE 5 | |
|---|---|---|
| 2.5 Tons | 1201 – 1500 sf | 1401 – 1650 sf |
| 3 Tons | 1501 – 1800 sf | 1651 – 2100 sf |
| 3.5 Tons | 1801 – 2100 sf | 2101 – 2300 sf |
| 4 Tons | 2101 – 2400 sf | 2301 – 2700 sf |
How much does a 3.5 ton AC unit cost?
around $3,500 to $3,700
New AC unit cost recap
A 3-ton AC unit cost runs homeowner around $3,400 to $3,700. When it comes to a 3.5-ton AC unit cost, you will pay around $3,500 to $3,700. A 4-ton AC unit cost is $3,700 to $3,800 on average.
How much is an AC unit for a 1600 sq ft house?
Average cost: $3,200 – $7,800
For a 1,300 to 1,600 square ft home you would want a 2.5 ton AC unit and the average installation cost would be around $3,570 with the unit alone costing around $1,285.
What does a 4 ton AC unit cost?
How much does a 4 ton AC Cost? You can get a 4 ton AC installed for less than $6,000. That cost includes the outdoor condensing unit, indoor evaporator coil, refrigerant line set, refrigerant charge needed to fill up the system and other installation supplies.
What is the difference between 10000 BTU and 12000 BTU?
10,000 BTUs will cover 300 sq. ft. (2,400 cubic feet) 12,000 BTUs will cover 400 sq.
Is 12000 BTU too much?
Air Conditioner Ratings
A 12,000 Btu air conditioner can cool between 450 and 550 square feet of floor space. A 12,000 Btu unit could cool a room 25 feet long by 20 feet wide that has 500 square feet of floor area. Manufacturers give their own ratings as to how much room area they believe their units can cool.
