How do I determine what size air conditioner I need?

The Rules for Keeping Cool
As a general rule, 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 you size an air conditioner for your home?

Using a simple math equation, you can calculate the size of AC unit that will best fit your home. The equation looks like this: ((House square footage times 25, divided by 12,000) – 0.5) = required tons.

What size room will a 12000 BTU air conditioner cool?





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.

How many square feet does a 3 ton AC unit cover?

1,800 square feet

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.

How big of an AC unit do I need for a 2000 sq ft house?

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.

What size AC unit do I need for 1700 square feet?





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 AC unit do I need for a 1800 sq ft house?

1,201 to 1,500 square feet homes should use 2.5 tons. If your home size is higher than the number above but is less not more than 1,800 square feet, you can go for a three-ton A/C. Choose a unit that is 3.5 tons if your home measures more than 1,800 but not more than 2,100 square feet.

What size AC unit do I need for a 1500 square foot house?

2.5 ton

What size air conditioner do I need for a 1,500 square foot house? A 2.5 ton air conditioner is best because about 30,000 BTU is needed for a house that’s 1,500 square feet.

How many KW aircon do I need?



Generally speaking, you’ll need roughly about 0.15 kilowatts per square metre. For example, a smaller room that measures 20 square metres would need an air con around 3kW, while a 60 square metre room would need a device capable of delivering around 9kW.

How big of a house will a 3 ton AC unit cool?

And manufacturers do provide estimates, which helps homeowners narrow down their choices. 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 air conditioner do I need for a 2800 square-foot home?

The recommended capacity for a home that is 1,201 to 1,500 square feet is 2.5 tons. For a home 1,501 to 1,800, the recommended capacity is 3 tons. For a 2,000 square-foot home, the best AC capacity is 3.5 tons. Since larger homes are costlier to cool, you’ll need a 5-ton unit to cool a 3,000 square-foot home.

What size air conditioner do I need for a 1300 sq ft house?



The 1,300-Square-Foot Answer
When looking for the quick answer to how much air-conditioning power you’ll need to adequately cool a 1,300-square-foot space, the answer is 23,000 BTUs per hour of air conditioning power. This is the base capacity needed for a 1,200- to 1,400-square-foot house.

How many seers do I need for 2000 square feet?

MrCool 3-ton DIY mini split with 20 SEER rating is an affordable unit for 2,000 sq ft homes in colder climates and with good insulation.

What size AC do I need for 2500 square feet?

Step 5: Match your square footage to an HVAC size chart

Home Sq Footage Air Conditioner Size (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
2,500 – 3,300 square feet 5 tons

How many BTU is 2000 square feet?

Professionals use BTUs to measure an air conditioner’s performance. The BTUs necessary to adequately cool a room depend on several factors. A 2,000 square foot home will need a unit rated at 40,000-60,000 BTUs.

What size air conditioner do I need for a 2400 square foot home?



four-ton unit

A 2,400-square-foot home would need a four-ton unit. Again, there are 2.5-ton and 3.5-ton units in case your square footage doesn’t work out perfectly for a two- or three-ton unit, for instance.

How many BTU do I need for a 2700 square foot house?

Chart For Furnace Tonnages And BTUs For 500 – 3,000 Sq Ft Houses

House Size (Sq Ft): Furnace Size (in BTUs):
2400 sq ft home 108,000 BTU furnace
2500 sq ft home 112,500 BTU furnace
2600 sq ft home 117,000 BTU furnace
2700 sq ft home 121,500 BTU furnace

How do I calculate the square footage of my air conditioner?

To calculate a room’s area in square feet, simply multiply its length by its width. For instance, if the room is a rectangular 10 feet by 20 feet, the area would be 200 square feet. If the room is a perfectly-square 20 feet by 20 feet, the total area would be 400 square feet.