Our filter wool is totally aquatic safe, and is not treated with any chemicals, so it will not harm your fish. We have been using this in our tanks and pond for many years with great results. This filter wool works on the principle of electrostatic attraction.
eBay
9D 9-Layers Aquarium Filter Media Upgraded No Glue Sponge Filter Pads Fish Tank Skimmer koi Pond Filter Cotton Accessories
Aliexpress UK
Finest-Filters Set of 3 x foam filter pads are ideal for all pond filters. This set contains 3 x foams. All of our reticulated pond foam is manufactured to the highest quality. This is suitable for all makes and models of aquarium and pond filter - simply cut to size with scissors.
eBay
12D Filter Bio Sponge Aquarium Filter Media 12-layers No Glue Fish Tank Koi Pond Filter Cotton Skimmer Reef Aquarium 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.
eBay
12D 8D Aquarium Filter Sponge Media Upgraded 12-Layers No Glue Filter Pads Fish Tank Skimmer koi Pond Filter Cotton Accessories
Aliexpress UK
eBay
500g Aquarium Activated Carbon Pellets Fish Tank Water Filter Media for Fish Pond Tank Koi Reef Filters Canister Filter
Aliexpress UK
Due to its exceptional active surface (minimum 1000 m2/l from one gram and iodine number over 1000 mg/g. Carbo contains less than 12% of ash and its consistency is about 420g/L which makes it exceptionally high quality carbon. ).
eBay
Koi Pond Filter Brush 30cm 40cm 50cm aquarium filter brush, pre-filter brush for fish pond Skimmer Filter,fish tank filter brush
Aliexpress UK
Filter Foam Wadding. 2" Thickness for Increased Performance. 2.75" Thick option also available. (dims approx). BioArt LED Nano Garden. Pisces Black Corrugated Hose. Key Features. Assists with crystal clear water.
eBay
12D 12-layers No Glue High-density Bio Sponge Aquarium Filter Media Fish Tank Pond External Filter Cotton Skimmer Accessories
Aliexpress UK
Our filter wool is totally aquatic safe, and is not treated with any chemicals, so it will not harm your fish. We have been using this in our tanks and pond for many years with great results. This filter wool works on the principle of electrostatic attraction.
eBay
8 Layer Reusable Aquarium Honeycomb Filter Sponge Pad Strong Bio Filter Media for Fish Tank and Pond - Easy to Cut and Clean
Aliexpress UK
All of our reticulated pond foam is manufactured to the highest quality in the UK. Finest-Filters Set of 3 x foam filter pads are ideal for all pond filters. This set contains 3 x foams. Simply cut to size using scissors.
eBay
8D Aquarium Filter Media 8-Layer Filter Pads Bio Sponge Foam for Fish Tank Pond
Aliexpress UK