WebBTU Calculator 1. Number of square feet Calculate the number of cubic feet to heat Width ( ft) Length ( ft) Height ( ft) Number of square feet 0 2. Temperature difference factor Calculate the the temperature difference factor (˚C) Outdoor temperature Desired indoor temperature Difference 0 Temperature difference factor 0 3. Insulation factor WebX .93 efficiency 83,700 Btu actual output 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 …
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WebFurnace for 1,800-square-foot house: 54,000 to 108,000 BTUs Furnace for 2,100-square-foot house: 63,000 to 126,000 BTUs Furnace for 2,400-square-foot house: 72,000 to 144,000 BTUs As you can see, the BTU usage … WebDec 9, 2024 · Area Size To Be Cooled. The area that must be cooled is also a significant factor affecting your choice between a 2-ton and 3-ton AC. For example, if you live in a house of 1200 sq. feet in a hotter climate; so based on various variables, you might need a 2.5 ton (30,000 BTU) or a 2 ton (24,000 BTU) air conditioning unit.
Web2000 square feet; X .40 heating factor (from the chart above) 80,000 Btu actual output; Then, to calculate the output on a gas furnace, multiply its efficiency rating by its listed input rating for the actual Btu output of heat. For example, if a furnace has a listed input rating of 100,000 Btu's and an efficiency rating of 80%, it will produce WebDec 6, 2024 · If your house measures between 2,035 and 2,070 square feet, a 80,000 BTU per hour unit is best, and more than 3,390 square feet requires a 120,000 BTU per hour …
WebSep 17, 2024 · A smaller furnace will have a smaller BTU capacity, such as 40,000 BTUs per hour, and be suitable for a smaller space. Some manufacturers have started measuring … WebNov 2, 2024 · Furnace for a 1,200-square-foot house: 35,000 to 75,000 BTUs. Furnace for a 1,800-square-foot house: 55,000 to 110,000 BTUs. Furnace for a 2,100-square-foot house: 65,000 to 125,000 BTUs. Furnace for a 2,400-square-foot house: 70,000 to 145,000 BTUs. The BTU usage for each house size is not a single number but rather a range, so the …
WebAug 19, 2024 · Multiplying the square footage by the recommended number of BTUs will give you the total heating capacity needed. A 1,200 square-foot mobile home at 45 BTUs per square foot works out to 54,000 BTUs, for example. That's still not your final number because furnaces aren't 100 percent efficient.
Web83,700 Btu actual output 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 … how to sell on shine onWebSep 9, 2024 · For instance, if you live in a home that’s 800 square feet, you’ll need a unit with 16,000 BTUs. On the other hand, if you live in a 5,000-square-foot home, get a unit with … how to sell on pinterest from etsyWebMar 24, 2024 · A 1,800-square-foot home will require between 55,000 to 110,000 BTUs. A 2,100-square-foot home will require between 65,000 to 125,000 BTUs. What size furnace … how to sell on saatchi artWebFeb 16, 2024 · For example, if you live in the north in Zone 5 and your home is between 1400 to 1600 square feet, a 2.5 ton electric furnace can do the job. In comparison, a home in the southern Zone 1 region with square … how to sell on shopee without shippingWebMar 30, 2024 · You obviously did not use this calculator correctly. 33000 BTU heating/19000 BTU cooling is a system you would need for about 800-900 sq. ft. 140K/60K is for a whole house about 3000+ sq. ft. Therefore, it only makes sense that your inputs were off. how to sell on shopee malaysia from singaporeWebFeb 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 … how to sell on poshmark websiteWebNov 22, 2024 · 2,000 (sq ft) X 35 (zone factor) = 70,000 BTUs For this home, we need to install a furnace with a rating of 70,000 BTUs. But we have one more step to finding our perfect furnace. Calculate your new furnace’s … how to sell on simsim