WebMay 13, 2014 · 11. 700-1000 square feet = 18000 BTU per hour 12. 1400-1500 square feet = 24000 Btu per hour 13. – 10% if the area is shaded 14. + 10% if the area is sunny and for your EER or energy efficiency ratio EER= … WebFeb 2, 2024 · A furnace that is rated 100,000 BTU/h with a 90% efficiency can only provide you with a maximum of 90,000 BTU/h of heating power. So it's also worth considering the efficiency of the furnace you are planning to purchase. Choose one with higher efficiency to help you use your electricity better.
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WebMar 6, 2012 · BTU per lb. of Gas 21,548. BTU per Cubic Foot of Gas @ 60 F 2,488 . Cubic Feet of Gas per Gallon of Liquid 36.38 . Gallons per MCF of Natural Gas (1 MCF = 1,000,000 BTU) 11 . Propane Go to blog list page filtered for the category. Share on SMS Share on Facebook Model.ShareLabel Pintrest Share on ... WebThese BTU calculations are based on a standard room with 8-foot ceilings, two windows and one door. If the room has more windows, doors or higher ceilings, adjust the BTUs upward. Other factors in determining the BTU … essilor eyezen avis
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WebIf you have a 5,000-square-foot space, divide that number by 500 to get 10. 10 times 12,000 is 120,000 Btu. If four people work there, add 1,520 (380 Btu x 4). If the space has three windows, add 3,000 (1,000 Btu x 3). This space will need a commercial A/C size with 124,520 Btu of cooling. Remember, however, that air conditioners are rated in tons. WebJun 29, 2024 · 1,039 Btu per cubic foot = 69,613,000 Btu Heating oil 500 gallons (neighbor's home) x 137,381 Btu per gallon = 68,690,476 Btu Result: You used more energy to heat your home. (Note that many factors affect the amount of energy a household actually uses for heating, and fuel heat content may vary among locations and suppliers.) Example 2: WebYou will need this many BTUs/hour. Example: If you have a building that is 3,500 square feet with 10 foot ceilings (35,000 cubic feet), and you want the temperature to rise 30 degrees, and your building has all doors, windows and a roof, but no insulation, then you will need 84,000 BTU/hour to heat that area to the desired temperature. essilor eyezen boost 0.6