You are purchasing 1kg (2 x 500g bags) of premium quality Ceramic Filter Rings. The huge surface area of these filter rings allow beneficial bacteria to colonise, and biologically filter your aquarium water - removing ammonia and nitrite.
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Pool Skimmer Basket Filter Pool Maintenance Sturdy Pool Filter Basket Debris Catcher Pool Skimmer Net Pond Basket Filter
Aliexpress UK
Why is Alfagrog so effective?. Everything for the Aquarist, Pond Keeper & Pet Loverview all products. It's high surface area makes it the natural choice for colonisation by micro organisms in biological filtration systems resulting in cleaner water.
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SPA Hot Tub Cleaning Tool 6pcs Swimming Pool Octopus Oil Absorbing Filter Sponge Aquarium Fish Tank Pond Foam Sponge Filter
Aliexpress UK
If you’ve been sitting on the garden fence about installing a pond and have finally decided that it’s actually a great idea to bring your outdoor space to life, a 2500 GUV Gravity Pond Filter is a must!
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custom cheap stackable large fiberglass frp fiberglass aquariums koi pond fish tank with viewing window and filter
Aliexpress UK
The 15000 PBIO Pressurised Pond Filter is here to keep your fishy friends happy and healthy by keeping your pond water clean. So, if you feel you need assistance with keeping your pond clean, look no further!
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10pcs Pool Vacuum Cleaner Mesh Bags Replacement Reusable Washable Leaf Filter Bags Outdoor Pool Pond Cleaning Accessories
Aliexpress UK
Alfagrog is ideal for use in any biological filter system. It is very popular among koi keepers and commonly used in multi chamber filter systems. Its high surface area makes it the natural choice for colonisation by micro organisms in biological filtration systems resulting in cleaner water.
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Pool Vacuum Bags Fine Mesh Pool Vacuum Filter Bags 10 Pieces Reusable Nylon Pouch with Locking Cord for Ponds Water Sand Dirt
Aliexpress UK
There are oxygen-poor conditions within the tunnels. This makes the bacteria crack nitrate to get enough oxygen. Consequently, they continuously break down nitrate, and the pond water remains low in nitrate.
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Factory Indoor Cheap Large Fiberglass Frp Modern Side Top Back Filter Aquarium Koi Fish tank Glass Window Pond Fountain Fish Tan
Aliexpress UK
Alfagrog is made of a highly porous material that contains many thousands of tiny pockets in which bacteria can thrive making in an ideal material for biological filters. As such, we have a huge wealth of experience in online trading.
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It is this process which removes harmful ammonia and nitrite from the water. This allows the filter to reach optimum effectiveness without the disturbance of periodic cleaning, avoiding unnecessary loss of bacteria within the filter.
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