Mat a LA filter media is one of the widest used & critically acclaimed filter medias on the market. Featured in pond, koi, & fish care magazines, & all for good reason! these light weight sheets provide mechanical & biological filtration by trapping debris as water easily flows through the sheets. Bacteria then colonizes along the debris & the incredible surface area to breed beneficial cultures & keep your pond clear of algae on a microbial level. The construction is firm, stable, & semi rigid while not being brittle what so ever. It even boasts a level of crush resistance. Mat a LA filter media can also be trimmed very easily, providing great versatility.

• Simply one of the Best pond filter Media options on the market
• Open and aerobic construction allows for water to flow through easily but can trap the toughest of debris, this also provides an unprecedented ease of cleaning
• 97 Square feet of surface area for beneficial bacteria growth per cubic foot!
• Crush resistant and flexible, can easily be trimmed down to fit in filters and a wide variety of applications