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Seachem Zip Bag Small Mesh Filter Media Bag

The Seachem Zip Bag Small Mesh is a durable, reusable aquarium filter media bag designed to securely hold fine or loose filtration media while still allowing strong water flow. Its small mesh design helps prevent media from escaping, making it a great choice for resins, carbon, phosphate removers, Purigen, and other chemical or specialty filter media.

Equipped with a corrosion-resistant zipper, this media bag eliminates the need for ties, clips, or disposable mesh bags. It fits easily into canister filters, hang-on-back filters, sumps, and internal filter chambers, making media changes faster, cleaner, and more convenient.

Key Features

  • Fine Small-Mesh Design: Helps keep small filter media particles contained while allowing water to flow through.
  • Reusable Filter Media Bag: Can be rinsed and reused during routine aquarium maintenance.
  • Zipper Closure: Keeps media secure without knots, clips, or disposable bags.
  • Corrosion-Resistant Zipper: Safe for freshwater, saltwater, reef, and planted aquarium use.
  • Great Water Flow: Allows filter water to pass evenly through the media.
  • Works with Many Filters: Fits canister filters, HOB filters, sumps, and internal filter chambers.
  • Ideal for Fine Media: Great for resins, carbon, phosphate removers, Purigen, and custom media blends.

Product Details

  • Brand: Seachem
  • Product Name: Zip Bag Small Mesh
  • Dimensions: 12.5" x 5.5"
  • Type: Reusable aquarium filter media bag
  • Material: Fine mesh with corrosion-resistant zipper
  • Aquarium Type: Freshwater, saltwater, reef, and planted aquariums
  • Best For: Chemical media, resin media, carbon, Purigen, phosphate removers, and custom filter media blends

Best For

  • Activated carbon
  • Seachem Purigen
  • Resin media
  • Phosphate removers
  • Chemical filtration media
  • Custom filter media blends
  • Canister filters, sumps, HOB filters, and internal filter chambers

Directions for Use

  1. Rinse the bag before first use.
  2. Fill with the desired aquarium filter media.
  3. Do not overfill; leave room for water to move through the media.
  4. Zip the bag closed securely.
  5. Place the bag in an area of the filter where water flows evenly through it.
  6. Rinse and reuse during routine maintenance.

Why Use a Filter Media Bag?

A filter media bag helps keep loose filtration media contained and easier to remove during maintenance. It is especially useful for small or fine media that could otherwise escape into your filter chamber, sump, or aquarium.

The Seachem Zip Bag Small Mesh is a reusable option that helps reduce mess, saves time during filter cleaning, and gives hobbyists more flexibility when customizing filtration.

Frequently Asked Questions

What makes the small mesh different?

The small mesh design helps prevent fine media particles from escaping while still allowing strong water flow through the bag.

Is this bag reusable?

Yes. The Seachem Zip Bag Small Mesh can be rinsed and reused many times during regular aquarium maintenance.

Will the zipper rust in saltwater?

No. The zipper is corrosion-resistant and designed for freshwater, saltwater, and reef aquarium use.

Can this be used in reef tanks?

Yes. This media bag is safe for reef aquariums when used with reef-safe filtration media.

Is this size good for small filters?

Yes. The slim profile works well in many compact filter chambers, hang-on-back filters, canister filters, and sumps.

Can I use this with Seachem Purigen?

Yes. The small mesh size is a good choice for Purigen and other fine resin-style filtration media.

Available at Tropical Treasures Wyo

Shop the Seachem Zip Bag Small Mesh Filter Media Bag online or in-store at Tropical Treasures Wyo in Cheyenne, Wyoming. This reusable aquarium media bag is a practical choice for freshwater tanks, saltwater aquariums, reef systems, planted tanks, canister filters, HOB filters, sumps, and custom filtration setups.


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