www.wikihow.com/Calculate-BTU-Per-Square-Foot

Measure your square footage. Measure the square footage of each room you plan to heat or cool and ...

www.calculator.net/btu-calculator.html

Calculator to estimate the amount of BTU needed for the heating or cooling of ... 1,000-square-foot home in Boston needs around 24,000 BTUs to heat in winter.

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

Heating Square Footage Range by Climate Zone. ZONE 1, ZONE 2, ZONE 3, ZONE 4, ZONE 5. 30 - 35 Btu's per square foot, 35 - 40 Btu's per square foot ...

www.totalhomesupply.com/air-conditioner-btu-calculation-chart-and-guide

These BTU calculations are based on a standard room with 8-foot ceilings, two ... Our BTU calculator is designed to determine how many BTUs are needed for a ...

www.energystar.gov/products/heating_cooling/air_conditioning_room

In fact, ENERGY STAR room air conditioners use 9 percent less energy and, on average, cost about $70 per year to run. Room Air Conditioner New ENERGY ...

www.ebay.com/gds/How-many-Btu-s-do-I-need-to-heat-my-home-/10000000002054258/g.html

2000 square feet. X 40 Btu' s per square foot 80,000 Btus (actual Btu's needed). Heating Square Footage Range by Climate Zone Red ZONE 1 30 - 35 Btu's per ...

www.portablefireplace.com/blog/calculating-btu-per-square-foot

Apr 27, 2016 ... When you're able to determine how many BTUs per square foot of space a room requires, you'll can pick a heating device with the right heating ...

www.simplex.ca/en-CA/tips-advice/btu-calculator

Use this tool to estimate the number of BTUs required to heat a space by taking into account several factors such ... 1How many cubic feet do you want to heat?

consumerist.com/2007/06/07/how-to-figure-out-how-many-btus-you-need-in-your-ac

Jun 7, 2007 ... How To Figure Out How Many BTUs You Need In Your A/C. By Ben Popken ... Length of Room x Width of Room [in feet] = Area ... If more than two people will regularly be in the room (e.g., an office), add 600 BTUs per person.

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

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 ...