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 does a 3-ton AC unit cover?
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 house will a 12000 BTU air conditioner cool?
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.
How big of a house will a 4 ton AC unit cool?
Benchmarks for Air Conditioner Size:
CONTINUE READING BELOW
Choose a unit that is 3.5 tons if your home measures more than 1,800 but not more than 2,100 square feet. A four-ton unit is suitable for homes that are more than 2,100 square feet up to 2,400 SF.
How big of an AC unit do I need for a 2000 sq ft house?
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 |
What size air conditioner do I need for a 1200 square foot home?
STEP 1: Determine how many BTUs of heating and tons of AC you need
| House Square Footage | BTUs Needed |
|---|---|
| 500 – 700 | 14,000 |
| 700 – 1,000 | 18,000 |
| 1,000 – 1,200 | 21,000 |
| 1,200 – 1,400 | 23,000 |
Is 2.5 ton AC big enough?
According to this common but somewhat inaccurate method, you need 1 ton of air cooling capacity for every so many square feet of living space. While there’s some dispute over the exact amount, an often-used amount is 600 square feet. A 2.5-ton unit, then, theoretically would fit a 1,500-square-foot home.
What size house will a 2.5 ton AC unit cool?
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.
Can you replace a 2 ton AC unit with a 3 ton?
Simple answer: yes. But that really depends on the size of you house and its condition. If the 2 ton unit is working as designed but seems to run continuously without satisfying the thermostat setting, then it might be undersized and replacing it with a 3 ton unit might be the answer.
How many sq ft will 18000 BTU cool?
Btu To Sq Ft Chart: 7,000 – 48,000 Btu Mini Split Square Footage
| Mini Split Cooling Capacity | Square Footage |
|---|---|
| 18,000 BTU | 820 – 1,000 sq ft |
| 24,000 BTU | 1,100 – 1,350 sq ft |
| 30,000 BTU | 1,360 – 1,600 sq ft |
| 36,000 BTU | 1,600 – 2,000 sq ft |
What size air conditioner do I need for a 2400 square foot home?
The answer to the question, “what size AC unit for 2400 square feet?”, would be, is 60,000 BTUs or 5 Tons. It’s possible to fall between unit sizes, so if that’s the case with you, then you should choose the next higher size. That way, you can be sure that the AC unit can still cool a given area sufficiently.
Is 8000 BTU enough for a bedroom?
Recommended BTU By Room Size
If your room is 10’x 20′ (200 square feet), you’d need to look at a 6,000 BTU unit. Once you get into 340 and 400 square feet per room, you’d need an 8,000 or 9,000 BTU air conditioner, respectively.
What SEER rating should I buy?
There’s no magic SEER number. Anything over 13 is great. Because if you have an old 8 SEER system and replace it with a 16 SEER unit, you could significantly reduce the cost of cooling your home. Don’t forget to look at tax credits and manufacturer’s rebates that can bring the down the cost of a high SEER system.
How much does a 4 ton AC unit cost?
AC Installation Costs by Tons
| Central Air Conditioner Size | AC Unit BTU | AC Unit Only |
|---|---|---|
| 2.5 Tons | 30000 BTU | $2,895 |
| 3 Tons | 36000 BTU | $2,920 |
| 3.5 Tons | 42000 BTU | $3,550 |
| 4 Tons | 48000 BTU | $3,650 |
What happens if AC unit is too big?
When an AC system is too big, it won’t run regular cycles. As a result, the cycles will not be long enough to remove humidity from the air (which is a big deal living in Florida). Generally, it takes a cycle of 20 to 30 minutes to cool and dehumidify the air.
How much does a 3.5-ton AC unit cost?
Average AC Unit Prices by Size or Capacity
| Central AC Unit Size | AC &, Coil | AC &, Coil Installed Cost |
|---|---|---|
| 2.5 Tons, 30,000 btu | $1,525 | $2,695 |
| 3 Tons, 36,000 btu | $1,650 | $2,990 |
| 3.5 Tons, 42,000 btu | $1,780 | $3,250 |
| 4 Tons, 48,000 btu | $1,860 | $3,350 |
What is the difference between a 14 SEER and a 16 SEER?
A 16 SEER unit is about 13% more efficient than a 14 SEER. For every $100 you spend to cool your home with a 14 SEER, you could save $13 on your monthly bill by upgrading to the 16 SEER unit. But just like gas mileage, your ability to meet this maximum efficiency and savings depends on a lot of other factors.
Is a 2 ton AC big enough?
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 AC unit do I need for a 1400 sq ft house?
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 AC unit do I need for a 1300 sq ft house?
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.
What is the difference between 1.5 ton and 2 ton AC?
The capacity of 1.5 ton AC is 18000 BTU per hour in this way the capacity of 2 ton AC is 24000 BTU per hour. But now a days all AC available in the market for having capacity 22,000 BTU per hour are said to 2 ton .
Is a 3 ton air conditioner enough?
Pro Tip: as a rule of thumb, the maximum AC unit size you need to install should not be more than 15% more than the BTU’s you need to cool your house. This means that if your house requires a 24,000 BTU unit (2 tons), you should not install one that is larger than 30,000 BTU’s (3 tons) to maintain energy efficiency.
What is the difference between a 2 ton and 3 ton air conditioner?
HVAC experts eventually divided that number by 24 hours and came up with 12,000 BTU/1-ton AC capacity. Using that measurement, a two-ton AC unit will remove 24,000 BTUs, while a three-ton AC unit will remove 36,000 BTUs. Therefore, the more tonnage the AC unit is rated for, the more air it can cool down.
What size AC unit do I need for a 1600 sq ft house?
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. Your HVAC unit will need to remove about 4.0 x 12,000 BTUs, or 48,000 BTUs, per hour to keep your home cool.
Can I replace a 3 ton AC with a 5 ton AC unit?
The short answer is, you can’t. A good tech might be able to get it to work with like a TXV, but you are going to be bottle-necked at the 3-ton. There is no way you will get 5-ton capacity after that. It will mess up your warranty and your efficiency will be off.
How much area does a 1.5 ton AC cover?
For instance, a 1-ton window AC or a 1.5 ton split AC is an ideal choice for rooms measuring up to 150-160 sq ft. Star rating of AC essentially refers to how efficient the air conditioner is in converting electricity to cool air.
What size room will 12000 Btu?
A 12000 Btu unit will effectively cool a room with a floor space of 500 to 600 square feet.
What size room will a 10000 Btu air conditioner cool?
10,000 BTUs will cover 300 sq. ft. (2,400 cubic feet) 12,000 BTUs will cover 400 sq.
How do I calculate Btu for a room?
Of course, BTU is not just calculated by the desired temperature, but also takes into account room size.
…
Calculating the BTU for your room.
| Room | Multiplication Factor |
|---|---|
| Bedrooms | Multiply Cubic Feet by 4 |
| Common Areas and Kitchens | Multiply Cubic Feet by 3 |
| For Rooms Facing North | Add 15% |
| For French Windows | Add 20% |
Is it better to undersize or oversize AC?
A system properly matched to cooling loads, or even slightly undersized, will dehumidify better because it will run longer, exposing cold coils to the damp airstream for more hours of the day, removing more water (aka, “humidity”)from the airstream.
How many rooms can a 8000 BTU cool?
Air Conditioner BTU Chart, With 12,000 BTU (1 Ton) Room Size Example
| Cooling Capacity (BTU): | Room/Area Size: |
|---|---|
| 8,000 BTU air conditioner room size: | 300-400 sq ft |
| 10,000 BTU air conditioner room size: | 400-500 sq ft |
| 12,000 BTU air conditioner room size: | 500-600 sq ft |
| 14,000 BTU air conditioner room size: | 600-700 sq ft |
How many BTU do I need for a 12×12 room?
How many btu do I need for my room?
| Room Type | Room Size | Recommended BTU |
|---|---|---|
| 12 x 12 room | 144 sq ft | 5,000 BTU |
| 12 x 24 room | 576 sq ft | 12,000 BTU |
| 13 x 13 room | 169 sq ft | 6,000 BTU |
| 14 x 16 room | 224 sq ft | 6,000 BTU |
Does higher BTU mean more electricity?
One BTU is the amount of energy it takes to raise one pound of water one degree Fahrenheit. The higher the BTUs, the more power the system has.
Does a higher SEER cool better?
The more efficient your cooling system is the less energy it will take to cool your home. When it comes to SEER ratings, the higher the SEER rating the greater energy efficiency and that also means lower energy bills.
Is 20 SEER worth the money?
If an air conditioner has a 20+ SEER rating, that is considered an excellent energy-efficient unit.
Can you write off a new HVAC system on your taxes?
The great news is you can claim it when you file your income taxes in 2021, so now is the time to act! The best part? For qualified HVAC improvements, homeowners might be able to claim 25c tax credits equal to 10% of the install costs (up to a maximum of $500).
How long do central AC last?
The average lifespan of an air conditioning system is 10-15 years. Central air conditioner lifespan is one of the more important factors to consider when planning to invest in a replacement unit. If your unit is close to ten years old or older, you may want to consider replacing it instead of repairing it.
How many Seer is a 4 ton AC unit?
4 Ton 16 SEER Goodman Air Conditioner Split System.
How much does an air conditioner cost for a 2500 sq ft home?
Cost to install central air
| Home size (square feet) | AC unit tons | Total cost installed |
|---|---|---|
| 1,800 | 3 – 4 | $3,000 – $7,500 |
| 2,000 | 3.5 – 4.5 | $3,100 – $7,800 |
| 2,200 | 4 – 5 | $3,500 – $8,000 |
| 2,500 | 4.5 – 5 | $3,700 – $8,000 |