Bulk Filter Media

Finest Filters 32mm diameter bio balls are suitable for effective bio filtration in aquarium and pond filters alike.

Each box of 150 bio balls works out to approx. 4 litres.

These bio balls are supplied in boxes of 150pcs. Please select the number of bio balls required from the drop down menu when ordering.

Finest Filters Biomax is made to the same specification as the Fluval original Biomax. These biomax rings measure approximately 20mm x 18mm in size.

This product is packed in 500g bags, and we offer QTY savings on the more bags that are purchased. Please select the weight required from the drop-down menu when ordering. This filter media will be supplied in individual 500g bags equating to the amount ordered.

Similar to the Bacteria House, these tubes are made from a porous ceramic material, making them an excellent biological filter media. Due to their large size, they are ideal for sump tanks where an effective biological filter media is required.

Alfagrog is porous foamed ceramic material, which is lightweight, strong and inert. 

Finest-Filters only sell high quality coconut-shell based granulated activated carbon, for use in both freshwater and marine aquariums, along with ponds. Quantity you are purchasing: 200 grams.

Finest-Filters Phosphate Remover is a powerful ferric iron based media, suitable for use in both freshwater and marine reef aquariums. Our phosphate remover is packaged in a stong, reusable Plastic Container.

Quantity you are purchasing: 250ml.

Finest-Filters Zeolite is ideal for ammonia removal in aquarium and pond filters alike. Our high quality media is finely granulated, meaning that a higher surface area of the media is exposed, meaning the zeolite helps to reduce harmful ammonia levels quicker.

Quantity you are purchasing: 200grams.

You are purchasing a 500g bag of premium quality Ceramic Filter Rings.

Our filter rings are an ideal biological filter media for use in Aquarium and Pond Filters.

These filter rings are packaged in mesh filter bags - allowing easy cleaning when inside your filter. Alternatively, these can be taken out of the media bag and placed loose in the filter.

The huge surface area of these filter rings allow beneficial bacteria to colonise, and biologically filter your aquarium water - removing ammonia and nitrite.

You are purchasing 100 x high quality 26mm bio balls suitable for bio filtration in aquarium and pond filters alike.

Bio Balls have an extremely large surface area, allowing beneficial bacterial to colonise, biologically filtering your water.

These Bio Balls are 26mm in diameter, and you are purchasing a pack of 100.

NP BioPearls are an ideal filter media for Nitrate and Phosphate removal in aquariums.

These pelleted biodegradable polymers remove nutrients from the water, mainly nitrate and phosphate, by converting them into bacteria.

You are purchasing 500ml of BioPearls

Our plastic moving bed filter media is ideal for larger filtration applications such as pond filters, where a large amount of biological filter media is required.

This is our smallest filter media and is 9mm x 6mm in size. It is very similar to the K1 Micro filter media. Please select the required volume of this filter media from the drop-down menu when ordering.

Finest-Filters only sell high quality coconut-shell based granulated activated carbon, for use in both freshwater and marine aquariums, along with ponds. Quantity you are purchasing: 600 grams.

Finest-Filters Phosphate Remover is a powerful ferric iron based media, suitable for use in both freshwater and marine reef aquariums. Our phosphate remover is packaged in a stong, reusable Plastic Container.

Quantity you are purchasing: 500ml.

Finest-Filters Zeolite is ideal for ammonia removal in aquarium and pond filters alike. Our high quality media is finely granulated, meaning that a higher surface area of the media is exposed, meaning the zeolite helps to reduce harmful ammonia levels quicker.

Quantity you are purchasing: 600grams.

You are purchasing 1kg (2 x 500g bags) of premium quality Ceramic Filter Rings.

Our filter rings are an ideal biological filter media for use in Aquarium and Pond Filters.

These filter rings are packaged in mesh filter bags - allowing easy cleaning when inside your filter. Alternatively, these can be taken out of the media bag and placed loose in the filter.

The huge surface area of these filter rings allow beneficial bacteria to colonise, and biologically filter your aquarium water - removing ammonia and nitrite.

You are purchasing 250 x high quality 26mm bio balls suitable for bio filtration in aquarium and pond filters alike.

Bio Balls have an extremely large surface area, allowing beneficial bacterial to colonise, biologically filtering your water.

These Bio Balls are 26mm in diameter, and you are purchasing a pack of 250.

NP BioPearls are an ideal filter media for Nitrate and Phosphate removal in aquariums.

These pelleted biodegradable polymers remove nutrients from the water, mainly nitrate and phosphate, by converting them into bacteria.

You are purchasing 1000ml of BioPearls (2 x 500ml Pouches)

Our plastic moving bed filter media is ideal for larger filtration applications such as pond filters, where a large amount of biological filter media is required.

This filter media is 10mm x 7mm in size. It is very similar to the K1 filter media. Please select the required volume of this filter media from the drop-down menu when ordering.

Finest-Filters only sell high quality coconut-shell based granulated activated carbon, for use in both freshwater and marine aquariums, along with ponds. Quantity you are purchasing: 1000 grams (1kg).

Finest-Filters Phosphate Remover is a powerful ferric iron based media, suitable for use in both freshwater and marine reef aquariums. Our phosphate remover is packaged in a stong, reusable Plastic Bucket.

Quantity you are purchasing: 1000ml.