The foam allows beneficial bacteria to colonise to break down ammonia and nitrate, whilst also catching particulate waste out of the water. This is suitable for all makes and models of aquarium and pond filter - simply cut to size.
eBay
10/100Pcs Humidifier Filters Cotton Sticks Replacement Wicks for USB Humidifier Aroma Diffuser Mist Maker Cotton Sponge Stick
Aliexpress UK
These new style Bio-Foam Max filter foams have a rippled surface pattern giving a 30% higher surface area than flat filter foams. These filter foams are suitable for both freshwater and marine aquariums.
eBay
5000L/H Ultrafiltration Filter Whole House Household Water Filter System 0.01 μ m Reusable Sediment Water Filter Filter Sediment
Aliexpress UK
Safe for Fish: Soft yet durable material ensures it will not harm fish, shrimp, or other aquatic life. Application: Aquarium filters, fish tanks, pond filtration systems. Material: High-density foam sponge.
eBay
Water Filter for Brita Water Filter, Brita Pitcher Filter Standards Grand, Lake, Capri, Wave Classic 35557, OB03, Mavea 10700
Aliexpress UK
Size: 100x12CM.
eBay
Yogurt Filter cloth ,whey Filter Cloth,homemade Greek Yogurt Filter Cloth for Cheese,Cold Extraction Whey Seperator Accessories
Aliexpress UK
Crafted fromhigh-density black biochemical foam, this filter sponge providesmaximum surface area for the growth of beneficial nitrifying bacteria, helping to break down harmful waste, ammonia, and nitrates.
eBay
25MM Air Parking Heater Intake Filter Yellow Removable Washable Filter Air Filter Element For Webasto Eberspacher Heaters
Aliexpress UK
Material: The filter sponges are made from sponge, durable and harmless to water and fish, provides efficient water flow with less clogging for long lasting filtration. Widely Used: Suitable for fish tank and aquarium, protect small fish and shrimp from getting sucked into the filter intake, it is good for their healthy growth. Features: High density design, prevent fine debris or particular matter into filter, improved filtering water effect, prevent young fish and shrimp from being sucked into the filter tank. Easy To Use: Can be quickly and easily attached to the fish tank intake tube stem, just cover directly on the water inlet of your filter, good for freshwater and fish tank environments. Package Contenct: 8 Pieces fish tankpre sponge, enough for your use. Size: height 8 cm, diameter 4 cm, inner hole diameter 2 cm.
eBay
5pc High Density Thickened Porous Spong Mop Dish-Washing Sponge Scouring Pad Dishcloth Kitchen Cleaning Sponge Wipe
Aliexpress UK
eBay
Stainless Steel Tea Infuser Ball Square Tea Leakage Filter Tea Ware Tea Filter Extra Fine Mesh Loose Tea Steeper Mesh Filter
Aliexpress UK
Material: High-quality Biochemical Cotton. Designed to be used as a sponge filter for 30 gallon tanks and larger, this versatile product is not only suitable for freshwater and marine aquariums but also for ponds and turtle tanks.
eBay
6-25mm 1/2" 40μm Prefilter with Pagoda Brass Barb Hose Adaper Coupler Joints Filter Impurities Reuse 316 Stainless Steel Screen
Aliexpress UK