# Quick Answer: How Many CFM Is A 3 Ton?

## How many CFM is a 5 ton unit?

In our opening statement we quoted a rule-of-thumb about air conditioning requiring 400 CFM per ton.

This value is usually the basis for rating self-contained air conditioners.

Thus, we have a 2-ton unit handling 800 CFM, a 3-ton 1,200, a 5-ton 2,000, a 10-ton 4,000, etc..

## How many CFM do I need for a 12×12 room?

The rule of thumb is that you need at least 1 CFM per square foot of room area.

## How is CFM calculated?

How to Calculate the CFM of a RoomMeasure the room’s width and length. … Multiply the three measurements from step 1 to determine the cubic footage of the room. … Multiply the cubic volume of the room by the number of times you want the air to turn over or exchange in an hour. … Divide your answer from step 3 by 60 to calculate CFM.

## How many sq ft will a 2.5 ton AC cool?

Units that are 2 tons can cool off 901-1200 square feet spaces. Units that are 2.5 tons can cool off 1201-1500 square feet, etc.

## 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 much is a 3 ton AC unit?

Average AC Unit Prices by Size or CapacityCentral AC Unit SizeAC & CoilAC & Coil Installed Cost3 Tons, 36,000 btu\$1,650\$2,9903.5 Tons, 42,000 btu\$1,780\$3,2504 Tons, 48,000 btu\$1,860\$3,3505 Tons, 60,000 btu\$1,920\$3,5903 more rows

## How many CFM are in a ton?

AIRFLOW. Air quantities (cfm): 400 cfm per ton of cooling is needed for normal comfort applications, 500 cfm per ton of cooling for heat pump and high sensible heat applications, and 350 cfm per ton of cooling for high latent heat applications.

## How many square feet will a 3 ton AC cool?

METHOD 2: Go by square feet + climateHVAC System SizingBlueGreen2.5 tons1401-1650 sf1351-1600 sf3 tons1651-2100 sf1601-2000 sf3.5 tons2101-2300 sf2001-2250 sf8 more rows

## How many CFM do I need for 1000 square feet?

A minimum of one square foot of inlet area for every 300 CFM of HVI-Certified fan capacity is required for proper fan operation….Powered attic ventilators – PAVs.Attic area in square feetCFM required+15% for dark/steep roofs1,000 square feet700 CFM805 CFM2,000 square feet1,400 CFM1,610 CFM1 more row