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♻️ Refresh your air, refresh your space — filter smarter, live cleaner!
The Duck Brand Replacement Air Conditioner Foam Filter is a 24x15 inch, 1/4-inch thick polyurethane foam filter designed to trap dust, pollen, and pet dander. Washable and reusable, it can be custom cut to fit any window AC unit, enhancing air quality while extending your unit’s lifespan. Ideal for professionals seeking efficient, eco-conscious home comfort solutions.









| ASIN | B002GKC2US |
| Air Filter Construction | Pad/Roll |
| Best Sellers Rank | #22,774 in Home & Kitchen ( See Top 100 in Home & Kitchen ) #5 in Air Conditioner Replacement Filters |
| Brand Name | Duck |
| Common Applications | Appliances |
| Compatible Devices | Air Conditioner |
| Customer Reviews | 4.5 4.5 out of 5 stars (3,964) |
| Filter Mounting Type | Slide In |
| Filter Shape | Custom Shaped |
| Global Trade Identification Number | 00075353090992 |
| Item Dimensions L x W x Thickness | 24"L x 15"W x 1"Th |
| Item Weight | 4.54 g |
| Manufacturer | Shurtape Technologies |
| Material Type | Polyurethane |
| Model Number | 1285234 |
| Number of Items | 1 |
| Product Grade | Good |
| UPC | 075353090992 |
| Unit Count | 1.0 Count |
J**R
Great Cheap Filter!
Though supposed to be used for air conditioners, I use this for alot of other things too, along with it's competitor, Thermwell Products 15X24x1/4 A/C Filter F1524 Air Conditioner Filters The ducky one is more fine, which means it will capture more dust, (you will also have to wash it more). I tried using it as an aquarium filter, along with the thermwell one, but the ducky one clogged too often, and i didnt need the water super clean, so i switched it's use to a computer fan dust filter. Let me tell you, it catches alot of dust, so every once in a while, ill vacuum it up and it will work brand new. This is also super durable, when I had it during a trial run filtering my mini pond, it withstood cold/hot temperatures, the sun, and also repeated hand washed, and still held shape. So depending on use, this ducky one has much denser foam and will catch more particulates then the thermwell one. As an air conditioner filter, it works great too, easy to cut, and when clamped on the edges, the foam squished together to form a nice seal -Cheap -effective in filtering -durable -large size
O**E
Great product and great price! Catches particulates. Fits almost any size A/C unit!
Great product and great price! We have an older model window A/C unit, it works great, but the filters for that A/C model are no longer available. They are an odd size. We bought this product, cut it to size, and taped it onto the frame from the old A/C filter with packing tape. Works like a charm! After a month of use, we just changed it out for the first time. It had trapped a lot of particulates, much more than the older filter on the unit used to catch. It does its job as advertised. The instructions say the filter can be washed and reused, but we didn't do that this time because the filters are so inexpensive. We like to clean/change our filters every month, so maybe down the road we'll think about giving that a try. Highly recommended! Works great, and at a much better price than the ones you can buy at Home Depot.
S**I
Didn't use it for my AC...
My quest to finding this product began one day when my computer started to act up. Upon further investigation, I found that it was overheating due to excessive dust on the heat sink(s) inside the case. This led me to find a filter of sorts for any air inlets which would be prone to sucking dust into the case. After searching online for a bit, I found several manufacturers making this sort of filter specifically for computer cases, all at ridiculous prices. That is what led me to find this product. It works great for filtering dust out of the inlets, it's easy to cut and size to various fans/holes, and it's easily squishable to form a gasket of sorts between the fan and the case. That makes it even harder for dust to get into the case. Upon installing this product, I found that the level of dust in the case dropped off considerably and the computer's performance returned quickly to where it was before. Pros: - Easy to cut and size - Forms a good gasket - Filters dust very well - Very well priced Cons: - Not really a con but I can't tell you how well this would work for an air conditioner...
J**Z
Works Pretty Well, Not too Difficult to Install
These foam panels are great at blocking out the cold air in the winter. We just put them up with a little bit of duct tape over the plastic panels. Installation took about 10 minutes. It was slightly difficult to cut the plastic bars to shape (we used a bread knife) but the installation was fairly easy. We were able to just use 1 package of foam but if you have a big gap between the air conditioner and the window (on the left and right sides) you might need a second package (I saw some of the other reviewers were complaining about this). But 1 package was fine for us. I think it prevents some cold air from getting in but haven't taken a temperature measurement to be sure. Also I think you could get foam cheaper from other places (and just tape it up) but this wasn't a bad option. And more cost effective than going to the hardware store ($20 for the same thing). Overall good value for the money.
M**E
good quality
perfect filter for side exhaust of hand held vacume
P**R
Traps pet dander, fur, and dust
Very effective at filtering airflow if to have pets, temps on tower didn't change.
J**J
A bit more brittle, less spongy than expected
These insulating foam panels are quite a bit more brittle than I expected; the foam does give in to the touch, and is reasonably flexible, but it does feel more like a formerly spongy foam that has started to become brittle after a few years of exposure, and is about to break down. I don't know if the package I received is old, or if this is how the product is supposed to feel. Hopefully, it doesn't disintegrate in less than a few years. I suppose time will tell....
N**A
Works great!
Great find on Amazon. I needed a new air filter that I could cut to fit for a good price. Found it on Amazon!!!
R**O
Se los adapté a mis ventiladores, uno de pedestal redondo, uno de torre y un enfriador evaporativo. Retiene casi todo y hace que las aspas se mantengan libres de polvo y cochambre, supongo que también hace que el aire que sale este más limpio.
P**L
Excellent product at a good price....I order them every year......
P**L
Excellent quality filter foam. This is harder to find than I realized. I have severe lung problems and last summer in my air conditioner I used the Filtrete filter which seems to be made of old style furnace filter material and is so thin it can be seen through so I doubt its dust capturing abilities. This Duck Brand foam filter is dense and without blocking the airflow cannot be seen through. It also washes very well and holds it shape so is a real money saver in that it is reusable. Not just for air conditioners, excellent for any type of machinery that uses air filters of this thickness.
R**D
I bought this because searching for PC-specific filter material only resulted in expensive, small quantities of mesh and fan filter material. I then found this A/C filter for only $3! It's very easy to cut into your desired shape, it's a huge amount (more than 2 square feet), and with a bit of mounting tape, I was able to cover all the holes and intake vents that dust could get into my PC. It's fairly open cell mesh, so it will not restrict airflow much, but the thickness and arrangement of the mesh foam makes it so almost all dust will be trapped. I can update in a month to compare the dust build-up to the previous months where I had no filters on my PC.
W**Y
This is fantastic. I used Gorilla Tape to seal over the entire foam when installing 2 window A/C units and they are so well sealed that I won't even need to remove them for winter anymore! I am delighted with that aspect. Very easy to use, the sound proofing aspect is incredible, totally keeps out bugs/light/heat/cold and the price is very good for what you get. I don't bother with the plastic parts that are included. I cut them to fit over the "accordian" slats on the sides of the window A/C units and then attach/tape right over. This is 1 of my favourite finds as far as any product in the last year or so.
Trustpilot
2 weeks ago
3 weeks ago