🐠 CNZ Aquarium Ultra Fine Universal Media Filter Bag (8" x 5.5" - 3-Pack) Review

It's great! I use some of these to soften the water and lower the pH in aquariums. When growing annual killifs I use these bags to fill them with spawning peat and squeeze out excess water. Mesh is very good. Highly recommended!

Excellent bags! I use them with marineland diamond mix ammonia neutralizing carbon https://www.amazon.com/dp/B0002566YM/ref=cm_cr_ryp_prd_ttl_sol_43. The results are excellent. The filled pouch can be reused after washing and drying, also the size is perfect. I use it in my Coralife Biocube as a supplement to the regular filter.

These bags have a metal (iron) zipper that cannot be used in a marine aquarium. Thus, these packages become completely useless or, even worse, a time bomb in your marine aquarium. This will kill any coral in your tank if the painted zipper rusts. If I could give stars I would. I cut off your zippers and use a zip tie to close the hole.

Excellent quality bags! Bought the nice version hoping the holes would be small enough to fit the Seachem cleaner. It will hold it, but let's skip some of the smaller parts, so I'll probably need a Seachem "bag" to hold everything in it. But these pouches are much thinner than regular pouches, making them suitable for all other small media. I will add some photos to show the difference.

I bought extra fine mesh bags to fill with activated charcoal and Marineland crystal mix. The intention was to place the bags on our boat and also in our laundry room where we place the litter box. We wanted to make DIY odor control bags to save a few bucks. The neutralizing crystal blend in combination with these packs does an excellent job of neutralizing the odor of cat boxes and instantly removes "boat smell" from inside the boat. I was hoping that the ultra-fine mesh would prevent the…