1 Piece Mesh Filter Media Bag for Aquarium Biological Filtration DURABLE AND LONG-LASTING: Our 5,000-micron 14 inch x 20 inch pond media bag is constructed of long lasting black mesh and is reinforced with heavy duty stitching to SECURELY HOLD large biological filtration media for ponds and water gardens.  OPTIMAL FLOW: This media bags' 1/8 inch mesh holes allow water to flow freely through the bag to maximize filtration. Simply place our high-flow mesh bags filled with your choice of media in the path of flowing water. EASY TO CLEAN: Our sturdy mesh bags make it easy to remove bio balls or other filter media from your pond for easy cleaning. SECURE BAG CLOSURE: The rustproof all plastic zipper keeps bio balls and other large filter media securely in the bag. RISK FREE! Does this come with a money back guarantee? YES! Your purchase comes with a full 90 day no-risk, no-nonsense 100% Money Back Guarantee. Either you're thrilled, or we don't want your money! Our pond media bag is constructed of long-lasting black mesh and is reinforced with heavy-duty stitching to SECURELY HOLD large biological filtration media for ponds and water gardens. Works perfectly to hold 100 - 1.5 inch Large Aquatic Experts Bio Balls. This media bags' 1/8-inch mesh holes allow water to flow freely through the bag to maximize filtration. Simply place our high-flow mesh bags filled with your choice of media in the path of flowing water. The rustproof all-plastic zipper keeps bio balls and other large filter media securely in the bag.   FREQUENTLY ASKED QUESTIONS FOR BIO BALL MESH BAG:Q: What is the size of the mesh?A: The mesh is approximately 1/4 inch. It allows high water flow without trapping junk and debris. Q: Can the bag be used in an outdoor pond?A: We had ponds in mind with this bag! The tough nylon holds up to outdoor use. It is perfect for either ponds or large aquarium sumps or wet/dry filters. Q: What media will it hold? A: The Bio ball mesh bag is meant for large bio balls. It can also be used with lava rock. For chemical media, choose one of our Fine or Extra Fine mesh bags. Q: How does the bag close?A: The bags have a plastic zipper that closes the bag without any danger of rusting or leaching into the water.

     Four Fine Mesh Media Filter Bags with Drawstring - 3 Inch by 4 inch  UNIVERSAL FILTER MEDIA BAG – Optimal for Activated Carbon (Carbon Sold Separately)! Aquarium mesh filter media bag is ideal for small filter media, such as our Aquatic Experts Classic Activated Carbon. Works with pelletized carbon, GFO, zeolite, peat, crushed coral, barley pellets, ammonia, nitrate, phosphate, and silicate removers and other types of granulated filter media. Will not work for very fine resins such as Purigen and CupriSorb, for these use our Extra Fine Mesh Media Drawstring Bags. SAVE MONEY - Our 4 pack of 500 micron high-flow mesh media bags fit perfectly in a variety of filters including canister filters, power filters, sumps, wet/dry filters and pond filters for your tanks. Just fill our economical bag with your favorite filter media. You will receive four 3 inch by 8 inch mesh bags. Also, available in 8 inch by 12 inch bag. DURABLE AND REUSABLE - These unique mesh filter bags are easy to fill and empty with top drawstring design to keep filter media secure. Our bags are durable, washable, and can be reused. OPTIMAL AND CUSTOMIZABLE - Place our high-flow drawstring mesh bags filled with your choice of media in flowing water. The mesh bags optimal hole size allows water to freely flow around and throughout the media. If you require a bag filled with media to be shorter; partially fill the bag, fold over, empty part and tie off. SECURE BAG CLOSURE: Our bags close tight to prevent loose media from potentially causing damage to your water pump or power filter's motor. The bag is 100% nylon and completely safe for both fresh and saltwater aquariums.   Our FINE MESH DRAWSTRING MEDIA BAGS are customized for optimal flow with all aquarium and pond filtration products including granular activated carbon, peat fiber, pellets, resins, and any type of biological or chemical filtration. These fine mesh bags are non-toxic and tested to ensure safety for all freshwater and saltwater aquariums, koi ponds, and water gardens. The very fine mesh keeps your favorite media secure and protects your pump as you clean and condition your water. The unique drawstring design makes these durable filter bags easy to use and reuse many times. Your new mesh media bags will simplify the use of chemical filtration in your fish tank or pond while saving money. Take the next step in perfecting your hobby, and make your aquatic friends happy with crystal clear water!  

      High-Flow Mesh Media Filter Bags with Drawstring - 3 Inch by 4 inch - 4 Pack   UNIVERSAL FILTER MEDIA BAG – Our high-flow mesh filter media bag is ideal for small filter media: activated carbon, zeolite, peat, crushed coral, barley pellets, ammonia, nitrate, phosphate, and silicate removers and other types of granulated filter media. (Not suitable for very fine material like Purigen and Cuprisorb) SAVE MONEY - Our 1,000-micron mesh media bags fit perfectly in a variety of filters including canister filters, power filters, sumps, wet/dry filters, and pond filters. Instead of buying costly pre-filled bags of activated carbon, you can just fill our economical bag with your favorite filter media. You will receive four 3 inch by 4 inch mesh bags. Also, available in different sizes DURABLE AND REUSABLE - These unique mesh filter bags are easy to fill and empty with a top drawstring design to keep filter media secure. Our bags are durable, washable, and can be reused. OPTIMAL AND CUSTOMIZABLE - Place our mesh bags filled with your choice of media in flowing water. The mesh bags' optimal hole size allows water to freely flow around and throughout the media. If you require a bag filled with media to be shorter; partially fill the bag, fold over, empty part and tie off. SECURE BAG CLOSURE - Our bags cinch tight to prevent loose media from potentially causing damage to your water pump or power filter's motor.  Our High-Flow MESH DRAWSTRING MEDIA BAGS are made to hold a variety of small-grained filter media and ion exchange resins (Not suitable for very fine material like Purigen and Cuprisorb).  Works great with our activated carbon! Customize your filtration by adding separate bags of your favorite assortments of filter media to your canister filters, power filters, sumps, wet/dry filters, and pond filters.  The bag is and completely safe for both fresh and saltwater aquariums. The drawstring tightly closes the bag and will keep the media particles securely inside the bag without the risk of leaks. The DURABLE DRAWSTRING DESIGN allows the bag to be used multiple times; simply empty the filter media from the bag and rinse. This UNIVERSAL MEDIA BAG is ideal for use in any canister filter system, along with a variety of other aquarium filtration systems. This POUCH should be placed so as to maximize the flow of water through the bag. Position the MESH FILTER BAG in high flow areas such as underneath drain lines, in filters, and sumps.   High Flow Mesh Media Bag FAQ:Q: What size is the mesh?A: Our High Flow mesh media bags are approximately 1000 microns. We also have our Fine bags at 450 Microns.Q: Will this work in my filter?A: Our bags will fit in almost any filter. We have several sizes to fit whichever filter you are using.Q: What media will it hold?A: The High Flow bag is perfect for biological media and other larger media granules like Carbon & Phosguard.Q: How does the bag close?A: The bags have a tight drawstring. When tied correctly the bags will not leak or spill into your aquarium.Q: Will the High Flow mesh media bag hold Purigen?A: No. For smaller media granules or pellets like Chemipure or Purigen, we have Fine & Extra Fine mesh bags!