mountain tree spiral Matt filter // green filter Matt 100cm x100 cm

The Mountain Tree Spiral Filter Mat has both physical and biochemical filtration capabilities with excellent water permeability. It provides a subarea for bacteria to achieve step-by-step biological filtration. More surface area is covered by spiral and coarse filaments, aids in beneficial bacteria cultivation and upgrades bio filtration efficiency. Also multi-functional and widely used filter media. Moderate thickness and density that circulates more oxygen and organic material to keep bacteria active and prevent clogging. Patented spiral 3D structure, Made of eco-friendly material by hot-melting, safe for water, UV and sunshine resistant, and more durable. Customizable, easy to install, and fits all size of filtration. Can be cut according to different sizes of the filtration system. The moderate density makes it easy to maintain and clean. 100x100 4cm