On the right side of the data plate, under “Comfort Cooling,” you will find the manufacturer’s maximum recommended BTU number.

The estimates above assume 2 occupants in the room.

Window air conditioners typically have a cooling capacity ranging from 5,000 to 12,500 British thermal units (Btu/hr.). For older homes, we recommend consulting a licensed HVAC contractor. "Bigger isn't always better, and smaller isn't always more economical," says CHOICE's air con expert Chris Barnes. CHOICE air conditioning expert Chris Barnes explains the factors that affect what size air conditioning unit you need.

"Aim for the sweet spot. Some mobile home sizes may fit into two different air conditioner BTU categories; for example, a 1,000-square-foot home can use either an 18,000 or 21,000 BTU air unit. Since mobile homes come solely in rectangular shapes, this process only requires a couple of minutes of your time.Measure the length and width of the mobile home with a tape measure. Number of People. We are in Florida and provide plenty of information about hurricanes and sinkholes, for example, but nothing on basements and ice dams. The warning label, shown below, is one manufacturer’s attempt to help their home owners avoid installing an oversize system.Since every degree that you lower the thermostat setting increases your cooling bill from 3 to percent, a system that has a high efficiency rating, but an inadequate dehumidification rating, may cause you to have a higher cooling bill. Central air can make a mobile home more comfortable. This means the total area of a mobile home of this size is 1,200 square feet.Compare the square footage to the Energy Star central air unit BTU chart to determine the best size for your mobile home. The last thing you want is to buy an underpowered air conditioner that can’t get the job done or spend a larger sum of money on an AC unit that’s too powerful for the room. Central air conditioners (also called split-system air conditioners) work with your furnace to blow cool air throughout the home. If you look on the manufacturer’s data plate inside the home, it will specify the recommended maximum BTU’s of capacity recommended for installation. Central air units are beneficial to have in mobile homes. Central air conditioners (also called split-system air conditioners) work with your furnace to blow cool air throughout the home. Top Answer. 2009-08-13 04:15:54 2009-08-13 04:15:54. You may need a whole-house central air conditioner, a portable air conditioner, a built-in wall-mounted air conditioner, or simply a window air conditioner.Then you need to know which type of AC unit you need, depending upon the outlet available to feed it. What size air conditioner should you get? for advice on selecting the right type of air conditioner.• • • • • • • • • • • • • • • • • • • • • • • • • • • • • •McGarry and Madsen's home inspection blog for buyers of  While we hope you find this series of articles about home inspection helpful, they should not be considered an alternative to an actual home inspection by a local inspector. Air conditioners come in a variety of sizes, all of which are measured in BTUs, or British thermal units.

If you’re looking to buy a window air conditioner, the most likely question you have is, “What size window AC unit do I need?” And that’s a good question to ask. Package units are rated in tons of cooling capacity by air conditioning contractors, and a ton is equal to 12,000 BTU (British Thermal Units). For example, if the mobile home is heavily shaded, the necessary BTUs can be decreased by 10 percent, so the smaller size would be the better choice.If your mobile home isn't a perfect rectangular shape, measure the area of each room separately. Nevertheless, this is a good guide size for a split air conditioner. The more information you can include, the more accurate the calculation will be.We at CHOICE acknowledge the Gadigal people, the traditional custodians of this land on which we work, and pay our respects to the First Nations people of this country. Purchase and appropriate size air conditioner. If your room has more than 2 people on a consistent basis consider increasing the window air conditioner size by 10% – 20%. There are two recommended tonnages for each combination: the first one is the size for Energy Star rated manufactured homes (with upgraded insulation), and the second is for homes manufactured to HUD standards beginning in October 1994. While room size is an important consideration, every home is different and there are many other factors that will impact your air conditioning capacity requirements. 14x70 would be 980 square feet, assuming the units of 14 & 70 is feet. Hunker may earn compensation through affiliate links in this story.

We used the calculator at Some installers and online calculators offer only a simplistic analysis and may tend to recommend a larger capacity than you really need.

For example, if the mobile home is 15 feet wide and 80 feet long, multiply 15 by 80 to get 1,200. Air Conditioner and Heat Pump Parts Nothing beats the comfort of a central air conditioner in your home. Homeowners with oversize a/c systems often try to solve their high indoor humidity problem by lowering the thermostat setting further, but a very cold thermostat setting can cause condensation to form at the registers (louvered vents that supply air to the rooms), compounding the problem further.

We are not affiliated with, and do not receive any compensation from, any of the companies or products mentioned in this blog. Achieving the same results using window air conditioner would require using 2-3 units.

For older homes, we recommend consulting a licensed HVAC contractor.

What size central air conditioning unit do you need for a mobile home that has 1680 sq ft? In such cases, consider other factors, such as the amount of sunlight that hits the mobile home throughout the day, to determine which size is best. It's an expensive, long-term commitment that has big implications for your power bill and comfort levels alike – so it's important to do your homework before installing one. The above chart is based on a regular size home and is only indicative. The air conditioner serves two functions simultaneously: cooling and dehumidification. Whether you want to upgrade or replace your mobile home air conditioner, we have the top brands and models capable of suiting your needs.