Understand here that the standard practice among

**HVAC**contractors sizing air conditioners for new homes is to use a rule of thumb. It's often in the neighborhood of 1**ton of air conditioning**capacity for each 600**square feet**of conditioned floor area, usually abbreviated 600 sf/**ton**.What size air conditioner do I need for 1500 square feet?

Air Conditioning Square Footage Range by Climate Zone

ZONE 1 | ZONE 2 | |
---|---|---|

1.5 Tons | 600 - 900 sf | 600 - 950 sf |

2 Tons | 901-1200 sf | 951 - 1250 sf |

2.5 Tons | 1201 - 1500 sf | 1251 - 1550 sf |

3 Tons | 1501 - 1800 sf | 1501 - 1850 sf |

1

## How many square feet are in a ton of rock?

Coverage Chart | ||
---|---|---|

One Ton of Rock Covers: | One Cubic Yard of Soil or Wood Mulch Covers: | |

240 square feet | 1” deep | 300 square feet |

120 square feet | 2” deep | 150 square feet |

80 square feet | 3” deep | 100 square feet |

2

## What is a Manual J load calculation?

HVAC contractors use a

**Manual J calculation**to determine the heating and cooling loads of a home or building, and recommend the capacity of HVAC equipment needed. It's one of the tools published by the Air Conditioning Contractors of America to help HVAC contractors design a heating and air conditioning system.3

## How many square feet does a 2 ton air conditioner cool?

A well-insulated room with 100 square feet will require a 4,000 to 6,000 (a half ton) BTU air conditioner while a 12,000 BTU (one ton) unit can cool up to 500 square feet. A 2-ton (24,000 BTU) central air conditioning unit can effectively cool a

**1500 square**-foot residence.4

## What size air conditioner do I need for 1500 square feet?

Air Conditioning Square Footage Range by Climate Zone

ZONE 1 | ZONE 2 | |
---|---|---|

1.5 Tons | 600 - 900 sf | 600 - 950 sf |

2 Tons | 901-1200 sf | 951 - 1250 sf |

2.5 Tons | 1201 - 1500 sf | 1251 - 1550 sf |

3 Tons | 1501 - 1800 sf | 1501 - 1850 sf |

5

## How much area does 1 ton AC cover?

1 Ton AC covers 80 to

**120 sq.ft**area. The**144 sq ft**is on border range. If you have many windows or if your room sun facing then buying 1.5 Ton AC is good choice. Below table has summarized capacity chart.6

## How much is a 3 ton AC unit?

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 |

7

## What does 14 SEER air conditioner mean?

The efficiency at which

**air conditioners**produce cooling is refered to as its**SEER**rating.**SEER**stands for Seasonal Energy Efficiency Ratio,and is a ratio of the amount of cooling produced (BTU) divided by the amount of electricity (watts) used. The higher the**SEER**, the greater the**air conditioner's**efficiency.8

## How much freon does a 2 ton unit hold?

The general rule amount that can be estimated is in the 2-

**4 pounds**per ton of cooling for your system. For example: 3-ton AC or Heat Pump with a 35 foot lineset will need a total of approximately 6-**12 pounds**of refrigerant, to fully recharge from empty. This includes the lineset, coil and unit.9

## How many BTU is a 2.5 ton air conditioner?

Two of the basic measurement standards for air conditioners are British Thermal Units (BTU) and tons. It takes one ton of air to move

**12,000 BTUs**of heat per hour.10

## How many BTU do I need for 900 square feet?

Basics. A quick way to estimate the BTU needs of a 900-square foot space is to use the estimated capacities listed at the U.S. Environmental Protection Agency's Energy Star website. It states that a room with 700 to

**1,000**square feet needs a furnace with a capacity of**18,000 BTUs**.11

## What is a SEER rating for air conditioners?

**SEER**stands for Seasonal Energy Efficiency Ratio. The

**SEER**measures

**air conditioning**and heat pump cooling efficiency, which is calculated by the cooling output for a typical cooling season divided by the total electric energy input during the same time frame. A higher

**SEER**rating means greater energy efficiency.

12

## How many BTU is a 3.5 ton AC?

A 3 ton air conditioner has a nominal capacity of

**36,000 BTU**per hour, but the actual rating using the operating conditions specified by AHRI is rarely the same as the nominal capacity.13

## What size air conditioner do I need for a 3000 square foot house?

Furnace and Air Conditioner size for a semi-detached 2-storey home

Semi-detached House square footage * | Furnace Output [BTU/hr] | Air Conditioner size [ton] |
---|---|---|

up to 1500 sq ft | 40,000 BTU/hr | 1.5 ton |

1500 to 1800 sq ft | 50,000 BTU/hr | up to 2 ton |

1800 to 2200 sq ft | 55,000 BTU/hr | 2 ton |

2200 to 3000 sq ft | 60,000 BTU/hr | 2.5 ton |

14

## What size air conditioner do I need?

What Size Air Conditioner Do You Really Need?

Area To Be Cooled (sq. feet) | → Capacity Needed (BTUs per hour) |
---|---|

400 up to 450 | 10,000 |

450 up to 550 | 12,000 |

550 up to 700 | 14,000 |

700 up to 1,000 | 18,000 |

15

## What size furnace do I need for a 1000 square foot home?

A basic rule of thumb is that it takes 30 BTUs for every

**1,000 square feet**. At the most basic level, if you**have**a**1,000 square foot house**, you'll look for a**furnace**that has 30,000 BTU output.16

## How big of a heat pump do I need for my house?

A rough estimate for sizing an air conditioner or heat pump unit is

**600-650 square feet**per ton. For instance, if an area in your home is 1400 sq ft of conditioned space, you would divide**1400 by 650**to get 2.1, indicating the need for a 2-ton unit.17

## How many BTU do you need for 2500 square feet?

For cooler climates, a very broad estimate of furnace sizing is to select one that generates

**40**to**45 BTUs**per square foot. At**40**to**45 BTUs**per square foot, you'd need a**100,000**to**112,500 BTU**furnace to heat your 2,500-square-foot home.18

## How much does it cost to replace a central air conditioning unit?

Homeowners can pay between

**$500**and**$4,000**for central air conditioning. The final cost will depend on the unit, additional installation items such as ductwork and the professional's installation rates. Here are some additional factors that will determine the kind of system you will need, as well as its price.