Fluval Filter Foam Pad for U1

The Fluval Foam Pad captures large particles, debris and fish waste, providing powerful mechanical filtration as the crucial first stage of the aquarium filtration process for cleaner, clearer water. Specially designed replacement filter sponges for Fluval U Series Internal Filters, ensuring a perfect fit within the filter chamber to prevent debris bypass and maximise filtration efficiency. Featuring an ideal pore structure, these aquarium filter foam pads allow efficient water circulation while reducing clogging, helping to maintain consistent filter performance and long-lasting filtration. The high-quality foam provides an excellent surface for beneficial bacteria colonisation, supporting biological filtration and helping to maintain a healthy, balanced aquatic environment for fish and plants. Versatile replacement filter media suitable for freshwater aquariums, marine tanks and reptile habitats. For best results, replace filter sponges every few months and stagger replacements to help preserve beneficial bacteria.