You’ll also want to clear the area around the window and leave yourself plenty of working space with no tripping hazards. This frame would also prevent water (either rain or drainage) from entering the bus, and provide a little structural support to hold the air conditioner up. Choosing the Location of the Unit. Now, pour yourself a cold glass of water while you wait for your newly air conditioned room to cool off. Here, I’ll share some tips on what to consider when buying an air conditioner, and then how to install it securely and remove it for winter storage. Set the box in a cool, dry place for the winter. Pull out each extension to close off the space to the left and right of the air conditioner. Center the AC on the windowsill. Here's how to install a window air conditioner (A/C) safely and efficiently so you can enjoy cool, indoor comfort wherever you need it. Prices, Promotions, styles, and availability may vary. For example, a 12,000 BTU air conditioner that uses 1,200 watts of electricity has an EER of 10. Slide the panels into the appropriate place on your unit. And be sure to look for features such as digital temperature controls, variable fan speeds, and sleep settings, which also can help conserve power. If a windowless room needs a cooling unit, a through-the-wall air conditioner sleeve system should be used to provide proper ventilation. Now we fill the gaps and prevent the air blow inside a room as an important part of our guide on how to install a window air conditioner. Check the manufacturer’s instructions for directions on screwing or clipping the curtains in place. Check for obstructions in the window opening, such as storm window frames or screens that might interfere with the overhanging part of the air conditioner on the outside. Some producers provide the brackets and screws for this reason. Put all the screws, brackets and other installation hardware items in a re-sealable plastic bag, and put the bag in the box. In apartments without central air, the race toward summer means that it’s time to install a window air conditioning unit. GE Appliances is the first to announce voice-enabled air conditioners, so you can turn these units on and off or adjust the temperature without leaving your couch. Vacuum the outside of the unit—especially the louvered vents—and then wipe it down with a damp cloth. Although the steps for securing the air conditioner in place will vary between manufacturers, most AC units will include at least one L bracket. Next, pick up the unit and rest it on the bottom of the window frame. Open the window to install the mounting brackets onto the windowsill. Window air conditioning is a good option for homeowners who do not want to invest in a central AC system. Errors will be corrected where discovered, and Lowe's reserves the right to revoke any stated offer and to correct any errors, inaccuracies or omissions including after an order has been submitted. A support bracket helps keep the air conditioner securely in place and is much more convenient and safer than propping up the air conditioner on the outside sill with bricks, as many people do. This Energy Star–rated Frigidaire is one of the best-looking window-mounted air conditioners we’ve seen. The final steps will be simply securing the unit into place. Even small air conditioners are heavy and awkward to lift. Next, attach the L-shaped clips that connect the bottom sash frame to the top sash frame, or cut spacers from 2-inch-by-2-inch stock and wedge them between the bottom sash and the top of the window frame. Always follow the manufacturer's instructions. Remove any molding above and below the intended opening location. That space between the frame of the lower sash and the window on the upper sash needs to be filled. Each installation is unique and will have to be thought-out. Close the window onto the unit. If you choose a unit that’s too small, it’ll struggle to keep the room cool on the hottest days. Popular Mechanics participates in various affiliate marketing programs, which means we may get paid commissions on editorially chosen products purchased through our links to retailer sites. Check the load on the circuit you plan to use. Follow the manufacturer's instructions for positioning the unit to ensure that condensation will drain properly. Prices and availability of products and services are subject to change without notice. Screw the vertical mounting flange of each extension to the window jambs. Start by reading the installation manual and familiarizing yourself with all the included hardware and fasteners. Start by reversing the installation steps, but be very careful not to unscrew the two small L-shaped brackets until you’ve slid the air conditioner into the room far enough so that it’s resting securely on the windowsill and not tipping in or out. Cut the seal strip to the window width, removing the backing and attach the seal strip to the underside of the window. A rating of 10 or higher is considered ideal for saving electricity and lowering your utility bills. When properly installed, the A/C unit will tip slightly to the outside. (Note that in some cases you must install the extensions prior to setting the unit in the window; check the installation manual for specific details.) Fasten spacers in place to keep the unit from tilting or even falling. Position the unit’s bottom guide, or flange, flush against the window stool. Install the Air Conditioner in the Sliding Window After building the frame accordingly, it’s now time to install it into the window frame. Check for obstructions in the window opening. This often involves attaching brackets and the accordion-style side curtains. Bells and whistles are nice, but more so is the increased energy efficiency of these appliances. With the brackets screwed in place and the lower sash locked in positioned, and the A/C unit is secured. Window-mounted A/C units come various sizes and cooling capacities, ranging from about 5,000 BTU to 25,000 BTU (British thermal units). Open the bottom window sash all the way and attach the bracket that came with your air conditioner to the sill. Does the wind typically whip rain against that side of the house? Ford Offers to License Its Police “Surveillance Mode” Camera Tech to Other Cop-Car Makers, 9 Ways to Celebrate Star Wars Day (Other Than Watching Star Wars), Staying Cool: How to Replace Your Old Central Air Conditioner, 7 Window -Mounted Air Conditioners in a Cool-Down Competition. Raise the window’s lower sash and set the A/C unit centered on the windowsill. With the bottom window sash up as far as it'll go, center and insert the A/C in the window. Tip: Always refer to the manufacturer’s instructions on how … Hot Debate: How Cool Should You Keep Your House? For example, pieces of white expanded foam insulation will help keep the weather outside. How To Install a Window Air Conditioner Support Bracket. Plug the unit in, using an A/C extension cord if needed. Pull the side curtains out to the edges of the window frame to keep bugs, moisture and hot air from entering the room. As a general rule, you need about 20 BTU of cooling for every square foot of living space. Our local stores do not honor online pricing. Want to beat the heat in your home? It’s a simple method, and in most cases it works reasonably well. With the window opened widely, position the air conditioning unit in the center, placing the bottom flange on the window seal. Go ahead and attach any rails, flanges, brackets, or panels that need to be installed before placing the unit into the window. Then, adjust the window kit sliders or panels until there aren’t any gaps and close the window so that it fits snugly and holds everything in place. Place the air conditioner back into its original box, using the dense-foam packing material to protect it from damage. Excessive moisture can also create a breeding ground for dust mites and mold. Insert the guide panels into the guides of the air conditioner. This compact model from Haier is one of the quietest and most energy-efficient window air conditioners on the market. Make sure that your outline is level by using your level tool during the marking process. Most units work only in double-hung windows with a bottom sash you can raise and lower. Listed below are the most common sizes of window air conditioners for rooms ranging from 150 to 1,600 square feet: It’s critically important to choose a model with a cooling capacity sufficient to cool the room. To install a portable air conditioner, start by positioning the unit near both a window and an electrical outlet. Link to Lowe's Home Improvement Home Page, How to Choose the Best Window Air Conditioner for You, Determine the window where you’ll install your A/C. Most manufacturers advise that you keep the hose as short and straight as possible. How To Cool Down a Room (Without Blasting A/C), This content is created and maintained by a third party, and imported onto this page to help users provide their email addresses. If the circuit is also powering other devices, even simple ones such as a hair dryer, you should consider adding a dedicated circuit, choosing another window near a different circuit or moving other appliances elsewhere. Use a bit that’s slightly smaller than the core of the screw. The installation kit typically includes two small L-shaped metal brackets, which are used to prevent the lower sash from being raised. Let your helper hold it for subsequent steps. Below is a basic walk-through of a window air conditioner installation, but users should always consult their owner’s manual for manufacturer specific instructions. Don't leave spacers loose. If there’s no three-prong outlet nearby, you’ll need an. Before installing a window A/C unit, decide how much additional insulation and rain protection you’ll want to add around the window (beyond the A/C's side curtains). Also, check that the vent hose can reach the window without over stretching it. Products, costs, availability and item numbers may vary online or by market. Do not attempt to use an extension cord to make it work. And the last thing you want is for your A/C unit to fall out window or onto the floor. Vertical aircon window units are generally known as slider air conditioners or slider casement AC. In our pre-last step, we need to fasten the unit on a windowsill as a part of security. (Check with the air-conditioner manufacturer for specific installation instructions.) Choose from well-known window air conditioner brands like LG window air conditioners and Frigidaire window air conditioners, then let us handle the rest. To uninstall your window air conditioner you will need a helping hand. Determine whether your window is sliding, a double-hung or casement style. Then, make another outline that’s 2 ½ inches larger than the existing outline. This will help you avoid a tripped breaker or blown fuse. While keeping the window AC unit balanced, slide the flange at the bottom of the air conditioner until it leans on the windowsill. Here, I’ll discuss installation for double-hung windows, which are by far the most popular style of window. With a partner, lift the A/C and slowly push it through the window opening and onto the platform assembly. Not every A/C fits every type of window. The perfect location for a window air conditioner is closest to the center of the room and on the shady side of the house. And if the storage room has a concrete floor, place two 2x4s beneath the box to raise it up and protect it from moisture. If your window receives lots of sun, consider cutting white foam insulation board to fit snugly around the outside opening. Expanding curtains will help seal your room, but they’re no substitute for insulation. Also measure the width and the height of the window opening to confirm whether an A/C will fit. Removing a window air-conditioner unit can be difficult, so unless you really need access to the window or want to create a better seal for winter, it's best to leave it in place and protect it with a slip-on cover. Connect all the screws to avoid any gaps—which can let warm air, allergens, and pollution into your home. Raise the window sash, and screen, if you have one. How To Install a Window Air Conditioner. Slide the window against the window framing to make available the space you chose for the air conditioner. A storm window frame or screen might interfere with the overhanging part of the A/C on the outside. Open up the window to the width of the A/C, plus another 4 or 5 inches. Pick a window that’s nearest to the electrical outlet. Open it wide enough to accommodate the height of the air conditioner. And for additional support, especially for larger air conditioners, consider purchasing a steel support bracket and mount it to the outside house wall, directly below the windowsill. Air conditioners draw a fair amount of electricity, so be mindful of the circuit into which you plug the unit. Summer might be hot, but so is the competition to sell these appliances, with anywhere from 1.74 million to 5.4 million being sold in any given year recently, according to statista.com and U.S. Department of Energy. Not all windows allow you to use L-shaped clips to hold the bottom sash in place. You may be able to find more information about this and similar content at piano.io, 100 Items You Should Reuse Instead of Throw Out, Start Gardening Early By Building This Cold Frame, Don't Toss That X-Mas Tree: Let's Make Something, How to Paint the Trickiest Places in Your Home. Most the weight will be hanging out the window, so be sure to keep a firm grip on the unit. Designed to quickly cool large spaces, this high-performance, 8,000 BTU LG window air conditioner is ideal for rooms up to 17 x 20 feet. To prevent the sash from being accidentally raised, insert at least two screws through the upper flange on the A/C case into the window sash. And then, wrap a piece of masking tape around the bit so that it limits your drilling depth to the length of the screw. We may earn commission if you buy from a link. Install brackets and attach panels. Make sure to keep all of the hardware contained. Slide them all the way in and then secure the adjustable panels into your window AC using provided screws. Repeat to install the remaining bracket to the far right side of the lower sash. Keep the window air conditioner in a … Before installing a window A/C unit, decide how much additional insulation and rain protection you’ll want to add around the window (beyond the A/C's side curtains). Installing a unit through a wall also allows the owner to put it in almost any place.. A hole will have to be cut into the wall and a sleeve put into it to hold the HVAC unit. There are several essential factors to consider when deciding where to install your window type air conditioner. Take the thick foam-rubber weather stripping and stuff it into the gap along the top edge of the lower sash to block out insects and hot air. Clear the area. Keep it balanced as you slide the flange on the bottom of the case against the outside edge of the windowsill. Consider what side of the house your window faces. If your window frame has a lip, set a wood strip on the exterior window sill. Using the supplied guide paper or sleeve, trace around the outline so you can mark the opening for the air conditioner on the wall. There’s no simpler, more affordable way to cool down a room than with a window-mounted air conditioner. Adding more barriers will keep the water from coming in. Start of by removing the window air conditioner from the support and take it off from the window space. Open the window! And be sure to check the air filter monthly throughout the cooling season to ensure it’s clean and clear of obstructions. Most units come with a kit that includes adjustable window extensions and metal mounting brackets. Seek the help of a professional electrician if the outlet source becomes an issue. The cost to install a window air conditioner averages $295, with a typical range of $138 and $500.This includes an average unit price of $250, plus $60 to $200 for labor.. Find the center of the window sill and mark it. If you're looking for a new window A/C, well, you're in luck. First, inspect the window to make sure it’s in good repair. West-facing windows may catch more sun and force the A/C to work harder. Here's how to choose and install a window AC unit like a pro. For example, pieces of white expanded. Plus, window air conditioners are easy to install. Save the air conditioner’s original box and packing materials; you can use it later for storing the unit. Remove the drywall between those studs indicated from the floor to the ceiling first by scoring the … Once the window kit is in place the final steps to install a portable a/c are nothing more than applying a security bracket to the window so it can't be opened from the outside, hooking up a vent from the air conditioner to the window panel, and plugging the system in a grounded outlet. Now pull down the lower sash until it contacts the top of the A/C unit directly behind the metal flange running across the top of the unit. The EER is calculated by dividing the unit’s BTU rating by the wattage of the unit. These compact units are reliable, durable, able to cool virtually any size room, and today’s models are exponentially more energy efficient than units built just 10 years ago. Step 8: Fasten The Window AC Unit on A Sill. If your A/C comes with a foam seal, cut it to size and slip it in place. An oversized air conditioner will pump too much moisture back into the room, raising the humidity to unsafe levels, especially for those with breathing difficulties. Be sure to have those dimensions on hand when shopping for an air conditioner to ensure it’ll fit comfortably into the window. After installation, you probably won't remove the unit until the end of the season, so now’s a good time to wash the glass inside and out. So, for example, a 12x16-ft. room would require an air conditioner with a cooling capacity of approximately 4,000 BTU (12 x 16 = 192 sq. Then, lower the lower sash of the window until it rests on the AC’s top flange. Fasten the curtains to the unit with 4-type A screws on each side. Fit them along the sides or within the gap between the upper and lower window sashes. Gear-obsessed editors choose every product we review. The energy efficiency of a room air conditioner is designated by its EER number, which stands for Energy Efficiency Rating. When it’s time to install a window air conditioner, most people simply put it on the window sill, close the window and use that to lock it in place. Cut the foam strip to the width of the window sash and stick it on the bottom edge of the sash before installing the air conditioner. Ideally, a portable air conditioner should be placed near an outside window and near an electrical outlet. Step 3: Screw the AC Unit on the Window If you’re using an extension cord, it’s important to use a cord that’s specifically designed to handle the electrical load; these heavy-duty cords are usually labeled as, "air-conditioner cord" or "major-appliance cord.". Now that the AC unit is in the window, the hard part is over. Installing window air conditioner into a vertical position, which is a window that slides up and down instead of left and right, is similar to installing a horizontal-sliding window. Start by raising the lower sash, and then measure the height and width of the opening. If the same circuit powers other high-energy appliances—refrigerators, dryers, ovens—consider plugging in the air conditioner elsewhere. Next, attach the two accordion-like extensions, one to each side of the A/C unit. The first step was to basically create and install a "frame" that the air conditioner would fit into. That competition helps you, as manufacturers hold down prices and outbid each other to add features such as voice control, app control, hand-held remotes, timers, and features like a dehumidifier setting. Then lower the bottom window sash until it rests on the A/C and securely against the top flange. Check that the power cable can reach the outlet without stretching it too far. Enlist a helper to set the A/C in position. After balancing your A/C on the windowsill, it’ll be easy to see why you need the top sash to stay put and hold the unit in place. Depending on the A/C unit, you may also need to drive short screws through the metal flange running across the top of the unit and into the lower sash. Center the air conditioner in the window opening. After removing all the hardware, raise the lower sash and lift the air conditioner out of the window and set it onto a thick blanket spread on the floor. You can also buy accordion-style insulation panels and cut them to fit the opening. Place the air conditioner back into its original box, using the dense-foam packing material to protect it from damage. Window air conditioner installation requires a bit of prep work to the area, but you'll be rewarded with low-maintenance indoor comfort all season long. Here’s a simpler, no-math way to determine which size air conditioner to buy. And choosing a unit that’s too big—a common mistake—is just as problematic. Position the A/C Unit in the Window Go back into the house. Keep downward pressure on the lower sash; it’s preventing the unit from toppling out the window. ft. x 20 = 3,840 BTU). Next, connect the exhaust hose to the unit and run it to the window. Also, keep fire safety in mind when deciding where to install the air conditioner: Don’t place it in an egress window that serves as the only means of escape should a fire erupt. And, should something go wrong with your window A/C unit, our Lowe’s protection plan has you covered. If you decide to remove the air conditioner, again, it’s best to have two people. Prepare the unit for mounting before installation. How we test gear. Weather, vibration and the challenge of lifting a heavy A/C unit onto a windowsill can knock an unsecured spacer out of position. Installing a window air-conditioner is best done with two people. Before you learn how to install a window A/C unit, you should gather some basic information. No, There Isn't a '5G Chip' in the COVID Vaccine, Gear of the Year: The Best Products We Tested, Tiny Nuclear Reactors Can Save American Energy, The Best Smart TVs for Picture-Perfect Clarity, Serenity Series Quiet Window Air Conditioner (6,000 BTU). Set one bracket on the far left, top edge of the lower sash. This is important to allow condensation to drip outside, not into the room. A/C Safe AC-160 Universal Heavy Duty Window Air Conditioner Support Installing a window A/C bracket fall in the DIY category but as always call a professional if in doubt. In many parts of the country, temperatures are rising steadily as summer approaches. Drill pilot holes to keep the screws from splitting the wood. Either remove the storm window and frame, or fasten a spacer block to the windowsill to lift the A/C case away from the obstruction. Rest the unit on the bottom of the window frame and mounting support bracket. Step 2: Mount The Air Conditioner On The Window. Window A/C units typically have ratings between about eight and 12. Double-check the unit’s measurements and compare them to the window opening. Screw one end into the sill and adjust the center screw on the bracket so the air conditioner will be level. These parts will ensure a secure and airtight fit in the window opening. If your window is a vinyl window, you can replace the clips by cutting strips of wood (paint stirring sticks are ideal) just long enough to wedge snugly between the sash and the top of the window frame. Then, use a cordless drill to screw the bracket to the upper sash. If you need new foam fillers, you can buy them separately. Plus, a too-big A/C unit is louder and burns more electricity than a properly sized unit. When installing a window air conditioner, many people simply open the window, slide the air conditioner into it, and close the window as far as it will go. Most window-mounted air conditioners are designed to fit into double-hung windows, but most units can also be placed in swing-out casement or sliding windows. ⚠️Don’t confuse EER with SEER—Seasonal Energy Efficiency Ratio—which is used to calculate the energy efficiency of central air-conditioning systems. Here are some examples. Prices and availability of products and services are subject to change without notice step 8: fasten the curtains place. A breeding ground for dust mites and mold uninstall your window is sliding, double-hung! Down a room air conditioner with two people the height of the space! Rule, you can use it later for storing the unit no three-prong outlet nearby, you can it., Promotions, styles, and screen, if you choose a unit ’..., our Lowe ’ s 2 ½ inches larger than the existing outline conditioner elsewhere conditioner you need. Set one bracket on the market the sill professional electrician if the source. 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