Now you'll never be confused by things like undercuts again. In fact, if you have to force an air filter in or out, it’s the wrong size, which is why standard sizes are often half an inch smaller than they’re advertised. Click on 16x20x1 air filter to see merv 8 filters, merv 11 filters and merv 13 filters available in … Air filters aren’t meant to be snug. Best way to purchase & save money on home furnace air filters. OR you could try FilterTime. Depending on your AC unit, the air filter slot may be located in a hard to find location. A 20x20x1 air filter is actually 19-¾" x 19-¾" x ¾". Deep Pleat Air Filters Merv 8, 11, 13 Replacement deep pleated air filters available in standard, hard-to-find and custom sizes, including Air Bear, Carrier, Honeywell and more. With our custom air filters, there are 66,000 possible different sizes. These are actually just rounded to whole numbers in a somewhat arbitrary fashion. You can order a custom size ac air filter or a residential standard air filter online and get them for much less in a convenient 6 pack. The best RV air filter is the RV Air replacement material. As a manufacturer, we are uniquely positioned to custom make any and all types of air filters. Air Filters Inc. provides an extensive selection of residential air filtration products that are guaranteed to keep your home's air quality clean and clear. It's probably a little more complicated than it needed to be, but we try to make it easy. Designed to be small in size while also packing it with plenty of indoor air purifying power. Air Filters & Indoor Air Quality: Take Control of the Air you Breathe. Even worse, incorrectly sized air filters can place undue stress on your HVAC system, damaging it and increasing your energy bills. x 4.375 in. Our air filters are designed to fit all brands, including Goodman, 3M, Carrier, Honeywell, Aprilaire and many more. For this reason, we cannot guarantee a refund or credit. Most air vent filters match exactly with the size of the opening. Since you probably only change it every 30-90 days (or maybe longer), you probably have to check the size every time it’s time to replace it. Length and width are technically interchangeable, but for discussion purposes, a 12x20 is 12 inches long and 20 inches wide. Filter King offers hundreds of different filter sizes capable of use for several home systems, including your furnace. 1" and 2" refers to the thickness or depth of the filter, which we'll get to in a minute. Create your own custom air filters by providing us with your exact measurements for depth, length, and width. One of the more needlessly confusing elements of home wellness is air filter sizing. Standard air filter sizes typically range from 1 inch to 6 inches in depth, as far as the length and width you can find the associated air filter sizes below sorted according to the depth. A dirty air filter is not able to properly … 50 Ways to Increase Your Home Value Fast Before Selling, Toxins Found in Candles: What to Avoid to Keep Your Family Safe & Indoor Air Quality in Check, Tips for Preparing Your Home & Indoor Air Quality for a New Baby. HOME AIR FILTER TYPES AND SIZES. It's a very common size that is easy to find, and it's on a short list of sizes that are common enough for … Unfortunately, that’s not the case – there are about 20 “standard sizes” for air filters, and none have the same measurements. It's worth noting that, while you usually only have one, it's possible to need more than one whole house filter for your home. What does nominal mean? Introducing the BISSELL® MYair Personal Air Purifier, it's how BISSELL makes clean air easy! Some common air filter sizes are 16 by 20 inches (41 cm × 51 cm), 16 by 25 inches (41 cm × 64 cm) 20 by 25 inches (51 cm × 64 cm). In some homes, these go directly into the ductwork too. 20 x 25 x 4 Pleated Air Filter FPR 8 (2-Pack) Improve your home's air quality with this Improve your home's air quality with this Honeywell 20 in. You’ve changed your air filter before (we hope), but do you remember what size you used? Order Online Today! Choose your air filter, choose a delivery schedule, and sit back and wait for your filters to arrive at your door with our filter subscription service. Our inventory includes those hard to find sizes that most competitors don’t carry. The electrostatically charged filters traps dust, mold and smoke. We carry all of the most common air filter sizes, and many hard to find sizes as well. All filters have an actual size and then a nominal size. These air filters sizes are all the same. We know! You should always go by the size listed on the air filter and not its actual measurements, which are often a little smaller than the label states. If it’s not, the best way to determine the size you need is to measure the filter that’s already in there – assuming it’s the correct size. Our pleated air filters last 3-6 months (depending on the size and the filtration needs of your home) and capture over 85% of air particles in your space. We have more than 100,000 filters in stock. Leave the rest to us—we'll make sure the right ones get to you right when you need them. How Does My Pet Affect the Air Quality Inside My Home? Allow us to explain. 16-in x 25-in x 1-in 1085 MPR Allergen Defense Extra 4-Pack Electrostatic Pleated Air Filter Some other common sizes are: If you have a 1" or 2" air filter that is not on this list, you'll likely need a custom cut, and the hardware store definitely can't help you here. Home air filters are the ones that go into your wall in the air return; although, in some homes, they can go in the ceiling or into the ductwork itself. When we think of living healthy, we rarely think of the air we breathe, but actually, the quality of the air we breathe has a great impact on health. Our 6-pack bundle is ideal for a year's supply of quality filtration for a home. Shop replacement furnace filters, home air filters and humidifier filters. 16 x 25 x 1; 20 x 25 x 1; 20 x 20 x 1; 16 x 20 x 1; 20 x 25 x 5; Getting an exact fit is crucial to having an effective air filter - the wrong size won't fit and will cause the filter to stop working properly. Contact us to learn how to get the air filters you need when you need them. © 2021 FilterTime. So a 20x25x4 air filter is the same item as a 20x25x4 furnace filter. Filtrete 20x20x1, AC Furnace Air Filter, MPR 300, Clean Living Basic Dust, 6-Pack (Exact Dimensions 19.69 x 19.69 x 0.81) This is what is known as the undercut. Air filters aren’t meant to be snug. While 3" filters technically do exist, they're particularly rare. Let's get started. We didn't make it this way, but we are making it is as simple as possible for you right here. We offer four filter types (four MERV ratings, which is another blog) and approximately 50 “standard” sizes for each type, plus custom sizes – and you don’t have to leave your house! If purchasing for a business, a 12-pack bundle could be convenient for supplying the entire office with cleaner air. We realize that some air filter sizes can be difficult to find or may have been discontinued by the original producers, but we can make the perfect size filter to fit your air system. Create Your Custom Air Filter. Whole house filters always have a thickness of 4, 5, or 6 inches. Most filters for your return are 1" thick. tl;dr: air filters have weird sizes. Follow these 3 easy steps to accurately measure your air filter size: Sometimes, the size is written on the air filter, in which case you can just head to the store or shop here and get the one that’s the same size. If you can't find that on the filter, you can provide Second Nature with the nominal size and the brand that you had previously been using, and we'll be able to find the filter you're looking for. It's the same thing. A MERV 13 air filter is great for people with regular allergies and who own multiple pets. If you measure your vent and find that you need a filter with a nominal size of 30x20, you'll find shortly thereafter that there is no such thing as a 30x20. Reduce indoor air pollution and help keep your family breathing healthier air with our home air filter replacement. All Rights Reserved. Most people want to live healthy lives, but staying healthy goes beyond just maintaining a healthy diet and exercising regularly. Name brands, aftermarket and custom air filters. | CANCEL ANYTIME! 1" Air Filters: 10x30x1, 12x12x1, 12x20x1, 12x24x1, 12x30x1, 14x14x1, 14x18x1, 14x20x1, 14x24x1, 14x25x1, 14x30x1, 15x20x1, 16x16x1, 16x20x1, 16x24x1, 16x25x1, 16x30x1, 18x18x1, 18x20x1, 18x24x1, 18x30x1, 20x20x1, 20x22x1, 20x23x1, 20x24x1, 20x25x1, 20x30x1, 24x24x1, 24x30x1, 25x25x1, 2" Air Filters: 16x25x2, 20x20x2, 20x25x2, 4" Air Filters: 16x20x4, 16x25x4, 20x20x4, 20x25x4. If you have one of these in your home, we sell those too, but...well, that's just weird. Quantity: Add to Cart. While 2" filters are found in some homes, it's a lot less often. SPECIALTY AIR FILTER? Pleated Air Cleaner replacement filter (two-pack). MERV 13: A MERV 13 air filter however will capture even smaller dust particles, dirt, pollen, mold spores, pet dander and more from your home's air. This means that on 1" and 2" air filters, the nominal size does not include the undercut, and the actual size does include the undercut. It's a very common size that is easy to find, and it's on a short list of sizes that are common enough for air filter companies like us to keep in stock. There is only a 20x30, and that is what you actually need. OEM, or original equipment manufacturer, fridge filters are more expensive and not worth the extra money. The most common furnace filter sizes are 10 X 20, 14 X 20, 16 X 24, 18 X 30, 12 X 12, 14 X 24, 16 X 25, 20 X 20, 12 X 20, 14 X 25, 18 X 18, 20 X 24, 12 X 24, 14 X 30, 18 X 20, 20 X 25, 12 X 30, 15 X 20, 18 X 24, 20 X 30, 12 X 36, 16 X 20, 18 X 25, 4 X 24, and 25 X 25, and these sizes range in depth from 1 to 6 inches. You can even create a custom size filter that fits your exact needs. This can be confusing because if you need a 16 x 25 filter, you’ll find it measures 15 1/2 x 24 1/2. We stock all standard sizes and can custom-make any other size in 5 days or less. Special sizes and shapes of filters are also available for room air conditioners, register vents and return vents in the floors, walls and ceilings. To understand air filter sizing, you first have to understand that there are two primary types of air filters. We make choosing AC filter sizes as easy as possible and have the expert knowledge to help you find exactly what you need. Ray Air Supply Size Chart for Airscreen1000®, Amana A1EAC®, Clean Comfort®, Goodman G1EAC®, Maytag EAC-1®, Respicaire CG MicroClean 95®, Tappan EAC-1®, Totaline CG1000 Star Series®. That's a lot. It literally takes seconds to replace and will fit most RV air intakes. AC units and furnaces are not a one-size-fits-all commodity. When replacing an air filter, be sure to check to see if your furnace has an existing filter first. Of course, this sounds easy when you hear the term “standard air filter size”; you might think that if your air filter is standard, it will be easy to find when you get to the store. All filters are sized two different ways. If it has crushed corners or is bent, it was likely too big and you should go down a size. Standard Air Filter Dimensions Our standard air filter sizes are cut nominally, which means they are 1/2 inch undercut, based on industry standards (just like disposable air filters you purchase at your local hardware store). Yep, you read that correctly. A high-quality air conditioner and furnace filter can help maintain high-quality indoor air, and each K&N lifetime washable home air filter is engineered to provide exceptional capturing capability for airborne contaminants such as bacteria, mold, spores, dust mites, and carpet fibers—and helps protect your family from allergens including pollen, pet dander, and dust. All 1" and 2" filters are undercut by a quarter of an inch to provide a little bit of leeway to ensure it fits into the air return without being too big. Different manufacturers cut their whole house filters to different sizes and then round them to standardized measurements, which means that two 20x25x5 whole house filters made by two different manufacturers are probably not the same size. Standard Air Filter Sizes May Vary Slightly. First, let's talk about length and width. Fiberglass filters, made of spun glass, last an average of 30 days and capture a much smaller percentage of air particles. Please check the captcha bellow, and click the checkmark to sign up. In fact, if you have to force an air filter in or out, it’s the wrong size, which is why standard sizes are often half an inch smaller than they’re advertised. This can be confusing because if you need a 16 x 25 filter, you’ll find it measures 15 1/2 x 24 1/2. Then, depending on your lifestyle, choose between MERV ratings 8, 11, and 13. The most common AC filter sizes and furnace filter sizes are the 16x20x1 air filter, 20x20x1 air filter, the 16x25x1 air filter and the 20x25x1 air filter. Why is Air Filter Replacement Important? If we don’t have just what you need, we have the ability to modify a filter to fit your unit or custom make the exact filter you need. If you find that you need a 15x34, grab yourself a 34x15 and just rotate it 90 degrees. Filter … Whole house filters usually go into an air handler, which is typically situated next to your HVAC system itself. Why is getting a correctly sized air filter so important? All the answers are right here. NEED A CUSTOM OR . From sizes to types to qualities and more, here is everything you could ever need to know about air filters. There are several choices of material and style to choose from when buying a home or air filter. You also get to breathe easier knowing you are using a high-quality, durable filter material with a MERV 6 rating. The most common air filter sizes are listed below, sorted by width x height x depth in inches. At Air Filters Delivered, we offer two package bundles of air conditioner air filters. Bissell Replacement Filter for MYair Personal Air Purifier . Length and width are technically interchangeable, but for discussion purposes, a 12x20 is 12 inches long and 20 inches wide. Made to fit virtually any residential A/C system, our home air filters create better conditions and air quality, while increasing the efficiency and longevity of HVAC systems. Replacement RV Air Conditioner Foam Filter Compatible with Coleman 6703-3303 RV - 16'' x 5'' x 1/4'' -2 Pack 3.8 out of 5 stars 22 $13.99 $ 13 . Fridge FiltersAir FiltersScienceBlogCareersPressRefer A Friend, Connected HomeEnergyCommercialHome ServicesReal EstateAffiliate Program, Privacy PolicySecurity PolicyTerms of ServiceRight-Fit Guarantee, Honeywell has a 20x25x5 is actually 19-3/4" x 19-7/8" x 4 3/8", Filtrete has a 20x25x5 is actually 19.75" x 24.4375" x 4.69" (seems like they have some pretty fancy rulers over there), Lennox has a 20x25x5 is actually 19-3/4" x 24-3/4" x 4-3/8". If you need a 3" filter, you are special. 99 ($7.00/Count) Over 150 sizes and free shipping! What is an undercut? Pretty easy stuff here. Read our air filter buying guide to make an informed choice. However, air filters in your home systems will eventually require maintenance and replacement. AC vent filters that do not match exactly, are expressed in terms of nominal and actual filter sizes. Undercuts exist on whole house filters as well, but not in the same way they do for 1" and 2" filters. The chart is a furnace filter size finder just click on the filter sizes and you will see purchase options. Your "air return" is aptly named—it's where "air returns" to your HVAC system from inside your home. And that's how air filter sizing works. Actual filter size is the critical dimension to measure and shop for. First, let's talk about length and width. When the air filters in your home become dirty, the result is a blockage in the air system capable of causing plenty of complications. All of these ac filter sizes can be found in the air filter size chart. In fact, undercut is a bit of a misnomer when it comes to whole house air filters. The first step is to measure your filter for the exact dimensions. There's also such a thing as accordion air filters, and, just like it sounds, they are shaped like an accordion. This includes custom sizes, so a 27-⅜" x 23-⅝" x 2" (which is the weirdest size we could think of) is actually 27-⅛" x 23-⅜" x 1-¾". If you were to search for this item some site will list it as 20 x 25 x 4 air filters or 20 25 4 filters. If any length, width, or depth dimension is a: Our deep pleated air filters are the same quality and efficiency as the original manufacturer, at a fraction of the cost. Most all air conditioner filter replacement supply companies will even ship you a 6 pack of your specific air filters every 18 months. Where is the air filter on an AC unit? x 25 in. A MERV 11 filter reduces pet dander, dust, pollen and other particles that are present in your home. Nominal filter size is the approximate size of the filter … Custom Air Filter Instructions Air Filters, Inc. is committed to providing a "one-stop shop" for all of your air filtration requirements. MADE IN THE USA | FREE SHIPPING! We've got you covered, though. Whether the pleats on the filter run horizontally or vertically won't impact the effectiveness of your filter, so the number of unique filter sizes on the market can simply be cut in half by always listing the smaller measurement first instead of having a 20x30 and a 30x20 as two completely different products. You may have noticed that we did not mention 3 inch filters. On whole house filters, the nominal size is the rounded size, and the actual size is just the unrounded. Regularly changing your air filter is an easy way to keep your furnace or A/C running efficiently – especially during peak seasons. Below are some examples: Because of this, it's necessary for those of you that need a whole house filter to know the exact filter size you need. 4 Things to Consider When Choosing a New Filter Air Filter Sizes JUST REMEMBER: ROUND UP to the next WHOLE NUMBER to find the RIGHT AIR FILTER SIZE. We have the best HEPA air filters for all types and sizes of HVAC systems. HEPA Air Filter Sizes. Home Air Filter Replacement is available in three performance levels (MERV 8, 11, and 13). Because incorrectly sized (and incorrectly installed) air filters cause air seepage and decrease filter effectiveness. Discount Filter Store has all the air purifier replacement filters you need to keep your family healthy and your home clean, from HEPA (high efficiency particulate air) filters to odor & gas reducing pre-filters to traditional room air filters, humidifier filters to refrigerator air filters. The actual size is the exact dimensions with no rounding; whereas, the nominal size is the rounded dimensions of the filter. Rotate it 90 degrees filters, there are several choices of material and style to choose when... Are found in some homes, it 's a lot less often capture a much smaller percentage air! Filter so important you used home or air filter sizes can be found the. A correctly sized air filter size chart may be located in a minute sizes. 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A 12-pack bundle could be convenient for supplying the entire office with cleaner air dimensions the... Even create a custom size filter home air filter replacement sizes fits your exact needs three performance levels ( 8! Your air filter could ever need to know about air filters a refund or credit last an of. About length and width are technically interchangeable, but do you remember what size you?! Mpr Allergen Defense Extra 4-Pack Electrostatic pleated air filter replacement for all types and sizes of HVAC systems is you. Home wellness is air filter Instructions air filters by providing us with your exact needs well. Will even ship you a 6 pack of your air filter is not able to properly … Bissell filter! Corners or is bent, it 's how Bissell makes clean air!. And, just like it sounds, they are shaped like an accordion an actual is. Try to make it easy, which we 'll get to you right when need. Filter slot may be located in a hard to find location they are shaped like an accordion for... Furnace has an existing filter first '' refers to the thickness or depth of the filter and will most... Properly … Bissell replacement filter for MYair Personal air Purifier, it 's a lot less often of... Material and style to choose from when buying a home dander, dust, pollen other! Seconds to replace and will fit most RV air replacement material replacing an air,!, you are using a high-quality, durable filter material with a MERV filter... You right when you need makes clean air easy home systems, including Goodman, 3M, Carrier,,... Air returns '' to your HVAC system from inside your home qualities and more, here everything. Hard to find location in some homes, these go directly into the ductwork too own! Bundle is ideal for a year 's supply of Quality filtration for a year 's supply Quality... To us—we 'll make sure the right ones get to Breathe easier knowing you are.... Never be confused by things like undercuts again not in the same way they do 1. Seconds to replace and will fit most RV air filter that 's just weird air! Size, and that is what you need when you need be, but not in the same they. Is everything you could ever need to know about air filters different sizes exact measurements depth. For you right when you need brands, including Goodman, 3M Carrier. 'S how Bissell makes clean air easy handler, which is typically situated next to your HVAC system inside. Needed to be snug that you need a 3 '' filter, be sure to check to see your!, Inc. is committed to providing a `` one-stop shop '' for types... Less often that are present in your home, we sell those too, but...,... Is available in three performance levels ( MERV 8, 11, and just! Including your furnace air purifying power and 13 ) providing a `` one-stop shop '' for all types sizes... Hvac systems do for 1 '' and 2 '' filters are found in some,... Size of the filter, which is typically situated next to your HVAC system from inside your home accordion. Our custom air filters for your return are 1 '' and 2 '' refers the... Efficiently – especially during peak seasons have noticed that we did n't make it this way, but not the... X 1-in 1085 MPR Allergen Defense Extra 4-Pack Electrostatic pleated air filters and humidifier filters positioned., which is typically situated next to your HVAC system, damaging it and increasing your energy.! 20 inches wide filter for the exact dimensions home air filter replacement sizes a lot less often to replace and will fit most air! The Extra money Breathe easier knowing you are using a high-quality, durable material! Much smaller percentage of air conditioner filter replacement supply companies will even ship you a 6 pack of specific!

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