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www.hunker.com/12613355/how-big-of-a-furnace-do-i-need-for-a-1600-square-foot...

So this furnace would work very well for an older house in the Los Angeles or Atlanta area, and be more than enough for a well insulated, new home. If you're in Washington, D.C., in the 1,900-square-foot home, and the furnace you're considering has an efficiency of 80 percent, you'll want your input rating to be 100,000 BTUs.

www.reference.com/home-garden/size-furnace-house-25ae0003cb3f12d6

A rule of thumb is to allow 25 to 30 BTU per square foot for moderate climates and up to 45 BTU per square foot in harsher climates. For a 2,000 square foot home, the ideal furnace size therefore varies from 60,000 to 90,000 BTU. Efficiency is an important consideration in selecting the correct size of furnace for a home.

furnacedepot.ca/btu-charts

BTU Charts Furnace Output and Air Conditioner size for a Bungalow Bungalow Area [sq ft]* Furnace Output [BTU/hr] Air Conditioner size [ton] Built after year 1980 Built before year 1980 Built after year 1980 Built before year 1980 up to … Readmore

www.answers.com/Q/What_size_furnace_for_1800_square_foot_house

What size furnace for 1800 square foot house? Based on square footage alone, it isn't possible to specify a certain size required to keep your home warm. The age of the home (having a direct ...

www.acdirect.com/gas-heat-learning-center-furnace-sizing-calculator

For this example, using an 80% efficient furnace, the 1900 square foot home above would require a 90,000 Btu input furnace that produces 72,000 Btu's of heating, which is close enough to the 76,000 Btu's required using the climate heating factor.

homeguides.sfgate.com/many-btus-furnace-need-house-100318.html

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. ... is a more precise way of estimating furnace size. Natural gas for a furnace ...

homeguides.sfgate.com/estimate-gas-furnace-size-20739.html

A "working" estimate is figured out by knowing your climate, the square footage of the home, the size of the furnace and its efficiency. A standard that is used by heating and cooling equipment ...

www.acdirect.com/electric-furnaces-learning-center-sizing-calculator

1500 square feet X 35 heating factor (from the chart above) 52,500 Btu's required to heat your home . Then, to determine the heating output on a given electric furnace, simply view the heating element Btu options that most closely match your requirement. The electric furnace heating element options are displayed within the electric furnace ...

www.answers.com/Q/What_size_heat_pump_is_needed_for_a_1600_square_foot_duplex

What size heat pump is needed for a 1600 square foot duplex? ... A properly trained HVAC technician has the ability to calculate the required heat load for your home based on where you live, the ...

www.hunker.com/13407243/the-best-seer-air-conditioner-for-a-1600-square-foot-house

The SEER rating of an air conditioner for a 1,600-square-foot home can vary. There is no specific requirement for a specific SEER rating for a home of this size, or for any other size for that matter.