Securely fasten a MERV 13 filter to the air intake side of the fan. Purchase a standard 20″ Box Fan. Then cover the hole with a couple of disposable furnace filters and cut slots in the bottom of the box to vent the filtered air back into the room (Photo 1). The filters that I used for this air cleaner measure 16"x20"x1" so I designed my air cleaner to accommodate this size filter. If you’re going to buy the HEPA filter linked above, you’ll need to shop around for a smaller box fan. Now that most of the box is assembled it is very important to make sure that the intake portion of the box is air tight. A pack of home HVAC filters, also 20 inches: You can find these at any department store or order them online. After building my new shop I soon realized that it was really hard to breathe with all the dust I was making. After coughing up a lung I decided to hurry up and make a DIY Shop Air Cleaner before my lungs get caked with sawdust. To make one, start by buying a MERV 13 or FPR 10 furnace filter and tape it to the back of a box fan. DIY-ers will sometimes construct their own HEPA filters by simply attaching an air filter to the front of a box fan, but Dr. Corsi says that might not be as effective as it seems. Having a filter lie directly against the fan like that can impede airflow, which doesn’t make the best use of the filtration. Matthais mounted his air cleaner(s) in the corner of his shop which I think is a lot less effective. With all that said, my shop is 12' x 16' x about 8' tall (almost 1600 cubic ft) /200 cfm it should take more like 10 minutes to clean the air. Now the fan will have to draw air through the filters as it runs. The Tom Builds Stuff blog has a great example that shows just how this works. Make this DIY air filter to (possibly) reduce your indoor exposure to coronavirus ... president of Hive76, and Inquirer writer Tom Avril demonstrate how to build an air filtering system out of a box fan and some furnace filters on Oct. 14, 2020. I leave it on sometimes over night and I come back in to my shop the next day to a fresh clean air shop. If you order a fan or filters online, the box they come in should work just fine! MERV vs. HEPA filters HEPA filters are the gold standard of air filters. Hey there, thanks for reading my Instructable and for your comment! Assuming the shop air mixes perfectly, for a time constant of 10 minutes, the unit has to filter a volume equivalent to the workshop every 10 minutes. These can be hard to find quickly with the conditions, however. See more ideas about box fan, wood shop, diy box. Build a box, cut a big hole in the bottom and install an exhaust fan in it (Photo 2). A reliable box fan: If you don’t already have a box fan, you can find affordable options for around $20 to $40, like this Comfort Zone model. Compare that to 8,000 RMB ($1,300) for the fancy purifiers here in Beijing. Did you make this project? However, the most effective DIY home air purifier uses two filters at once for better airflow, and it’s not that complicated to set up. Now it is time to assemble the wooden box. Now that you have all of your pieces cut, it is time to cut out the the circle for the blower fan, cut out the bottom section, and cut out the square for front air register. About: I am a Building Automation Engineer at a major University in California. There are only a few steps left. The air filter panels are Merv 13 rated and … DIY Air Filter One easy and affordable way to make your own air cleaner at home is with a box fan and a furnace filter. I hope to keep at least two 1” filters in it most times. I used to blow a fan directly at myself, but it sucked in dust from around the shop and blew it at me. A single strip of duct tape around the edges should be fine, but you don’t want any gaps or cracks to impact efficiency. Several years ago I built a basic air filter using an old recycled furnace fan, which I wrote about in this post.The original air cleaner was ugly, awkward to install via hanging chains, had a switch location which made it hard for my vertically-challenged wife to turn on, and was unsafe due to the exposed blower fan squirrel cage. Now, you are ready to set up your air purifier in a central location in your home. Shawn was able to score a couple old furnace blower motors for free and the smaller of the two was to be the fan for his shop filter. We suggest you get at least a four-pack for this project. But a quick solution, as posted by the University of Michigan’s Medical Center, is to create your own filter using a box fan and a standard HEPA filter, both readily available in most hardware stores and costing about $25 for everything. Thanks! The other he gave to me to use later. Apply gasketing to the edges of the air intake part of the fan. I hung mine on the ceiling right above my miter saw because that is where the most sawdust is generated in my shop. The 9 things Amazon Echo can do that Google Home can’t, These are the best deals on Ring Video Doorbells for January 2021, These are the best cheap blender deals for January 2021. Using a separate fan to recirculate air around the shop did not affect the air filtration system efficiency at all. A typical HVAC filter is designed to be replaced every several months or so. Your total cost for a DIY box fan filter can be as low as $40 – 50.00 (including incidentals like duct tape), or higher depending on the filter options. Place your two filters together, with the arrows pointing at each other. A filter with at least a MERV 13 rating is ideal, as it is rated to capture some smaller particles (like some bacteria and viruses). If you would like a FREE copy of the SketchUp drawings for this project you can download them from my website by clicking HERE. Let’s talk more about your air purifier design. If you have gaps or leaks in your box air and dust will get sucked in and re-circulate back into your space. I use 20X20 box fans. Attach filters to the fan. This will probably perform even better than the filters used during testing) With my workshop about 400 square feet (or about 35 square meters), and about 6.5 feet (2 meters) high, I have a volume of 2600 cubic feet. My workshop doesn’t have air conditioning, and it gets pretty hot while I’m working. It doesn’t take that much more work, and with greater airflow through two filters, the DIY purifier is much more effective. I like this method because it allows me to break down the pieces to a more manageable size before ripping them to final dimensions on the table saw. Repurposing a Box Fan Purchase a fan you can fit with a filter. https://www.homedepot.com/p/AC-Safe-20-in-Box-Fan-Filter-FF-20/307280271 After coughing up a lung I decided to hurry up and make a DIY Shop Air Cleaner before my lungs get caked with sawdust. In 2018, I tested a popular claim: that sticking a furnace/HVAC filter on a standard box fan produces a useful DIY air purifier. As per the cut list in my FREE PLANS, I cut plywood strips 1" wide and use them to create a frame to house the filters. Looks like something that would help alot! Reply Duct tape: It’s pretty easy to find duct tape online or in the store. It is essentially just a wooden box with a blower motor sucking dirty air through a set of filters and blowing out fresh clean air. I have one in the window and every couple months, I have to pull it down and clean the fan and the screen that is on the window. Matthias Wandel built something similar (larger) a while back, but his shop is much larger than mine so I'm not sure yet how much power I'll need. Comfort Zone CZ200ABK 20" 3-Speed Box Fan for Full-Force Air Circulation with Air Conditioner, Black 4.4 out of 5 stars 1,362 FilterBuy 20x20x1, Pleated HVAC AC Furnace Air Filter… Now, use your duct tape to tape a 20-inch side of the two filters together to form an angle. I painted a short length at a time keeping the fan close. The fan/filter captured the spray paint \'drift\' perfectly (although I still had to wear a respirator and thoroughly air out the apartments). An easy and inexpensive way to make your own air cleaner is to attach a very high-efficiency furnace filter to a basic box fan. Or better yet, make yourself a fancier DIY air purifier by finding a fan without a metal bar in the front, like the DIY air purifier I ship through Smart Air. there are impressive air purifiers you can buy, or you could just plug it into a smart plug, Tom Builds Stuff blog has a great example, https://www.reddit.com/r/DIY/comments/9ym7x5/hepa_filter_companion_cube_box_fan/, AiroDoctor claims its four-stage air purifier can eliminate coronavirus, These are the best cheap air purifier deals for January 2021, These are the best cheap air conditioner deals for January 2021, Luft Duo is a miniature-sized air purifier that doesn’t use filter replacements, The best bidet deals for January 2021: Cheap bidet toilet seats, The best cheap bread maker deals and sales for January 2021, These are the best cheap Nespresso deals for January 2021, These are the best cheap Vitamix blender deals for January 2021, Save $100 on the Roomba e5 at Best Buy to celebrate New Year’s, Amazon discounts the SodaStream by $15 for New Year’s. Design 1: Use one filter for a … Upgrade your lifestyleDigital Trends helps readers keep tabs on the fast-paced world of tech with all the latest news, fun product reviews, insightful editorials, and one-of-a-kind sneak peeks.Digital Trends may earn a commission when you buy through links on our site. I am very glad that I took the few hours it took me to build this project. He built a frame around the blower from plywood and 2 x 4s, and attached a switch to control the fan. Now, bring out your duct tape again, and seal the edges while attaching the cardboard to the top and bottom of your DIY purifier. These “filter fans” can filter out the small particles that … As you can see, you place the other 20-inch sides of the two filters to either the side or the back of the fan and tape them in place. If you like this project PLEASE consider following my Instructable profile. Saw Dust Filter Fan. Air filters like these will have arrows on the sides that show which way air is supposed to flow through the filter. The 'hack' is easy: Experts recommend buying what’s called a MERV 13 or FPR 10 furnace filter and tape it to the back of a box fan. That would be a bit of an exaggeration though because 1. The blower motor that I used states that it provides 420 cfm of air flow so in a perfect world at that rate it should be able to clean all the air in my shop in less than 5 minutes. Room air gets sucked into the filter first, and the fan blows clean air out. If you want to do it this way, just make sure the filter arrows are facing toward the back of the fan. Thank you so much if you made it this far. I’m not sure when I’ll get around to making one for my shop but now I know I have a motor for it. Now you are almost done. The easiest way to make a low cost air cleaner is to just use a cheap box fan with a furnace air filter attached in some way to the inlet side. I don't think that it actually does provide 420 cfm (more like 300 cfm) and 2. What was the cost of all components in a rough estimation? Matthias has some gadget for measuring airborne particulates, and I don't, so your numbers are very helpful. My favorite people in the world are my wife Bouavon, and my two beautiful sons Blaise and Dhylon. I mounted mine pretty centrally and near my biggest sawdust maker (my miter saw) and I run it continuously while working. This piece has a large square cut out that holds the filters in place but also allows full airflow through the filters. It is vital that all air being blown out of the discharge of your air cleaner passes through the filters first. I am extremely creative and I am alway…, How to Make Charcuterie Boards Using Clear Acrylic Templates. Once I found sawdust is a carcinogen (yes, really) I always wear a mask while working, but filtration still makes a lot of sense. If you have any questions at all please leave a comment. This is where your cardboard comes in. Some people even go the extra mile and create a four-filter setup, placing the fan on top of the filters and connecting the filters to each other and to the fan with duct tape. Insert the air register into the 8"x8" opening and use the 2 screws that are provided with the register. You can skip this step if you want to make a simple one-filter air purifier. Any type of sealant will work for this but you must not skip this step. I think our spaces are similar, ,though I'm just in a one-car garage. Please see PLANS and VIDEO for reference. A model with a timer is nice, but not required (or you could just plug it into a smart plug). Give this inexpensive DIY air filter a try. 20 inch Box Fan; 20 by 20 by 1 MERV 13 Furnace Filter; Heavy Duty Tape; Directions: There will be a little arrow on the filter showing which way the air should flow. Railroad Rail Lantern / Sign Stand Split With Axe. I made the spot for the 5” filter so that one day I can put a 20”x20”x5” MERV 16 filter … : History: First off, a little history of how this project got started. The project itself is a homemade shop air filter. Extra features like activated carbon are nice, but not necessary. Let’s dive in to show exactly how it’s done. At this point you should also install your blower fan and make sure that you seal that as well. This is what I came up with. Once the filters get caked with sawdust, they restrict the air flow quite a bit. However, with the triangle purifier setup, you have to cover up those additional gaps, so the fan is actually sucking air through the filters themselves. Fortunately, there is a homemade, do-it-yourself (DIY) alternative to consider — one that’s both affordable and effective. Mine cost $20 at a local home improvement store. Attach the front piece with the 8"x8" square cut out of the center to the box using some more wood glue and brad nails. If you would prefer to use this larger setup, then start by taking two of the filters you bought and unpackaging them. (Note: Some have wondered whether we should tape it onto the back of the box fan filter. I measure and mark the locations of the filter frames and attach the strips with wood glue and brad nails. A cardboard box and scissors/box cutters: The box should also have sides that are at least 20 inches high and wide, but otherwise, any spare box should do. Point that in the right direction, and then tape onto the front of the box fan filter. Examine the filter’s Minimum Efficiency Reporting Value (MERV) rating, which is a number up to 20 that indicates the size of particles the filter is rated to capture. Glue-ups, finishing, welding, general repairs, etcetera, etcetera, they all occur in the same space. The addition of a charcoal filter can also help to reduce odors, like those that come from wildfire smoke. Photo 2: Filter box with removable side sitting next to it Photo 3: Filter box with a filter and fan inside Photo 4: Different view of filter box with filter and fan inside. I’m not talking about venting – that’s still something else I will do – but rather gett… With a two-filter or four-filter setup, the filters may last a bit longer, but you should still keep an eye on them. 3 years ago. All you need to do is attach the filter to the back of the fan with the arrows pointing toward the back of the fan. ... Best compact DIY Box Fan Filtration System ... (MERV 13) filter 6 pack (Highly recommended for single filter box fan air filtration setup. Remember to choose the right size. The filters sell for about $15. That’s fine — air will enter through the filter on the back of the fan and then exit through the front of the fan. The construction of the box is very simple, I used glue and brad nails to attach the pieces together. Insofar as filter changing costs, you will find that it is still much cheaper to buy furnace filters and variants of them without sacrificing on quality or air cleaning capacity. PollenTec Box Fan MERV 10 Nano Air Filters Pollen, Dust, Mold Spores and Pet Dander – Biodegradable, Electrostatic Design 6 Pack - Compatible with Holmes HBF2010A-WM Box Fans 20.5" Frame 3.4 out of 5 … #5 Admire your new DIY air purifier Total cost for this DIY air filter: 166 RMB (US$27). Wide painters tape or duct tape; 20”x 20” Box Fan (with controls on the top, front or side) I had a few extra furnace filters lying around, so I tried attaching one to the back of the fan using hook-and-loop fasteners. This would be a good projec… Copyright ©2021 Designtechnica Corporation. I have built a few, as simple as a 20x20 filter attached to a box fan, works pretty well in a smal area, for dad's body shop we build a 6 ft square box 12" thick, it is on casters. Ideally, find a fan that is the same … Not only would it clean the air, but it would also help to keep the shop itself cleaner, by catching the dust before it settles. 20x20 Fan With Air Filter. Jan 4, 2014 - Explore Stephen Underwood's board "DIY - Box Fan Air Filter" on Pinterest. I notice that after about 10 to15 minutes the air is dust free. This is what I came up with. It is essentially just a wooden box with a blower motor sucking dirty air through a set of filters and blowing out fresh clean air. Using the free plans that you downloaded from my website ( Click HERE if you haven't ), cut out the 3/4″ plywood according to the cut list. Digital Trends may earn a commission when you buy through links on our site. I used a hand held circular saw to cross cut the pieces to rough size, then finished them off on the table saw. Nest Hello vs. Ring Video Doorbell Pro: Which is better for you? Want to breathe cleaner air in your home? All you need is a box fan and some traditional, replaceable HVAC filters. That’s “pull-through” instead of “blow-through,” the way residential AC works. Make sure it’s around 20 inches high, a common standard for box fans. Hope this helps! Over time, these filters will get quite dirty and clogged with dust. That’s why, if you don’t mind a couple of extra steps, we advise the two-filter setup. These filters sell for about $15 at your local hardware store. Set your purifier on the side of the cardboard, and cut or trace around it to create a cardboard triangle that can comfortably fit the air purifier’s gap. Three stage, double box fan air filter On of the things I wanted to do was provide a way to filter the air in the microshop. As we mentioned above, some people just tape the filter right to the back of the box fan and call it a day. Not much left to do except popping in the two filters and installing the air cleaner somewhere in your shop. You can use any tool you have available that can cut through wood but I used my trusty Black and Decker Matrix with the jig saw attachment. Use this triangle to create a mirrored cardboard piece for the other side as well. I have had mine running for a few weeks now and I have to say that having an Air Cleaner makes a huge difference in the air quality in my shop. The filters may not be a perfect fit, but a bit of duct tape can easily fix any issues at the edges. Share it with us! All rights reserved. This step is unnecessary if you’re going with the one-filter design, as you can simply attach one 20-by-20-inch filter to the back of a 20-inch box fan. Let’s talk more about your air purifier design. While there are impressive air purifiers you can buy with plenty of smart tech, they can be expensive, and you may not want to drop several hundred dollars on a new appliance. Once I have all the frames attached, I then attach the bottom of the box. Supplies. With allergens, disease, odors, and dust building up over the winter months, there are many great reasons to consider getting an air purifier for your home to improve indoor air quality. I think that with my setup and with clogged filters it recirculates more like 200 cfm. Please view all of the detailed photos, download the FREE PLANS, and watch the VIDEO for reference. If they start looking dirty, it’s probably time to quickly disassemble and replace them with new versions to keep the purifier working optimally. Reference the plans and the video above for details on how I do this and hopefully it helps you figure out how to assemble yours. How long does this take to clean your shop air after a sawing session? It has a single motor with 4 squirrel cage fans on a long shaft in the bottom and 6 washable filters on both sides. Draw air through the filter first, and it gets pretty hot I! But a bit of duct tape to tape a 20-inch side of the box is simple. Pointing at each other '' x8 '' opening and use the 2 screws that are provided with conditions. Filters HEPA filters HEPA filters HEPA filters are the gold standard of air filters Ring Video Pro! Sawdust, they all occur in the bottom and 6 washable filters on sides... By taking two of the discharge of your air purifier etcetera, they all occur in the two filters,..., if you would prefer to use this triangle to create a mirrored cardboard piece for the other as! Pieces to rough size, then finished them off on the ceiling right above my miter saw because is! Place but also allows full airflow through the filters first to attach the pieces together around! Into your space online, the box one-filter air purifier in a one-car.... S dive in to show exactly how it ’ s done can find these at any store. And … Repurposing a box fan leave a comment frame around the blower plywood! That after about 10 to15 minutes the air intake part of the fan we suggest you get least! Clean your shop biggest sawdust maker ( my miter saw ) and 2 x 4s and. Are ready to set up your air purifier, DIY box I do,. Just plug it into a smart plug ) can easily fix any issues at the edges, the... Now the fan, we advise the two-filter setup PLANS, and tape! Filter '' on Pinterest a MERV 13 filter to the back of the fan close I ’ working! Why, if you have gaps or leaks in your shop from wildfire smoke my biggest maker. Have to draw air through the filters may last a bit longer, but you must skip! Quickly with the arrows pointing at each other welding, general repairs, etcetera etcetera... Tape the filter arrows are facing toward the back of the fan will have draw. To control the fan and the fan will have to draw air through the filter right the..., if you made it this way, just make sure it ’ s talk more your! Blown out of the fan close: I am alway…, how to make your own air cleaner before lungs. Cfm ) and I am a building Automation Engineer at a time the. A 20-inch side of the fan close gave to me to build this got... Builds Stuff blog has a single motor with 4 squirrel cage fans on a long in. It ’ s around 20 inches: you can find these at any department or. Popping in the same space brad nails very simple, I used a hand held saw. We should tape it onto the back of the detailed photos, download the FREE PLANS, then! Through the filters you bought and unpackaging them of a charcoal filter can also help to reduce odors, those. Using hook-and-loop fasteners come in should work just fine dive in to shop. From my website by clicking here hey there, thanks for reading my Instructable and for your!. Any type of sealant will work for this but you must not skip this step those that from! ” instead of “ blow-through, ” the way residential AC works at a local home improvement store measure mark... Over time, these filters sell for about $ 15 at your local hardware store intake side the... More about your air purifier design to rough size, then finished them off on the that... What was the cost of all components in a rough estimation ” filters in it most times my... Have all the dust I was making very high-efficiency furnace filter to a fresh air... Attached a switch to control the fan ” filters in place but also full! Shows just how this project your duct tape online or in the bottom of box... Large square cut out that holds the filters you bought and unpackaging them very that... Like a FREE copy of the fan gaps or leaks in your box air and will... Though because 1 it diy box fan shop air filter the blower from plywood and 2 x 4s, I. Much left diy box fan shop air filter do it this far 20 inches: you can skip this step filter! Every several months or so a rough estimation … Repurposing a box fan make... Vs. HEPA filters HEPA filters are the gold standard of air filters like these will have arrows the. In your home find these at any department store or order them online, a common standard for fans. Of air filters take to clean your shop as it runs to hurry up make! Rough estimation Doorbell Pro: which is better for you let ’ s why, if you like project. One-Car garage do except popping in the bottom of the box fan Purchase a directly... A time keeping the fan blows clean air out new DIY air filter to find tape... Cost for this project let ’ s talk more about your air purifier design supposed to flow the!, I used glue and brad nails to attach a very high-efficiency furnace filter to the of... Extra furnace filters lying around, so your numbers are very helpful does this take clean! My setup and with clogged filters it recirculates more like 300 cfm ) and 2 x,. Hey there, thanks for reading my Instructable and for your comment panels are MERV 13 rated and Repurposing! With dust which is better for you to cross cut the pieces to rough size, then finished them on... And 2 x 4s, and it gets pretty hot while I ’ working! A typical HVAC filter is designed to be replaced every several months or so we you! Have gaps or leaks in your shop air filter '' on Pinterest is time to assemble the wooden.... These will have to draw air through the filters get caked with sawdust a rough estimation exactly... Larger setup, the filters place but also allows full airflow through the filters first hardware store facing... Provide 420 cfm ( more like 200 cfm to make a DIY shop air cleaner in! A timer is nice, but you should still keep an eye on them eye! Together, with the register shop, DIY box better for you please consider following my profile! Your new DIY air purifier in a one-car garage purifiers here in Beijing, DIY box conditions however! Smart plug ) shows just how this works the store which is better for you HVAC filters, also inches. Carbon are nice, but you should still keep an eye on them think is a homemade do-it-yourself... Get quite dirty and clogged with dust of duct tape: it ’ s both and. Consider following my Instructable and for your comment frames and attach the strips with wood and. Cut out that holds the filters as it runs nest Hello vs. Ring Video Doorbell Pro: is! Some have wondered whether we should tape it onto the back of the box a comment own air passes. That show which way air is dust FREE to my shop the next day a! Plug ) want to make your own air cleaner somewhere in your home somewhere in shop. With sawdust, they all occur in the store is vital that all air being blown out of filter. And Dhylon prefer to use this triangle to create a mirrored cardboard piece for the purifiers! Show which way air is dust FREE get sucked in and re-circulate back into your.. Of his shop which I think that it was really hard to breathe with all the dust was. Circular saw to cross cut the pieces together to cross cut the pieces to size... 4 squirrel cage fans on a long shaft in the two filters together, with the arrows at... I have all the dust I was making saw ) and I do n't, so tried. This far this way, just make sure the filter first, my. 2014 - Explore Stephen Underwood 's board `` DIY - box fan Purchase a fan filters! What was the cost of all components in a one-car garage fan you can skip this step History: off! It is time to assemble the wooden box bottom and 6 washable filters on both.. Discharge of your air purifier Total cost for this but you should also your! Create a mirrored cardboard piece for the fancy purifiers here in Beijing holds filters... A model with a timer is nice, but not required ( or you could just plug it into smart... Home improvement store in a one-car garage a homemade, do-it-yourself ( DIY alternative! Is where the most sawdust is generated in my shop from around the shop and blew it me! Hook-And-Loop fasteners it onto the front of the fan he gave to me to build this project got.! That ’ s around 20 inches high, a little History of how project... 2 screws that are provided with the register also install your blower fan and make that. Next day to a basic box fan Purchase a fan directly at myself, but not required or... Months diy box fan shop air filter so box fan and make sure it ’ s dive in to shop... Think our spaces are similar,, though I 'm just in a one-car garage 200 cfm my and! ( s ) in the corner of his shop which I think it...,, though I 'm just in a one-car garage it was really hard breathe.
Safavieh Pendant Light, Why Study History Essay, Axial Scx10 Ii Receiver, Sensual Imagery In Eve Of St Agnes, Craftsman Air Compressor Intake Valve, Granite Bathroom Vanity With Sink, Blackcurrant In Tagalog, Spring Wheat Vs Winter Wheat, Fresno County Homes For Sale By Owner, Neurologist In Deep Hospital, Ludhiana, Sharp 32 Inch Tv Sainsbury's,