Hydor Professional Canister Filter, Black Coarse Foam Pad - 150 (SMALL)

Specifically cut for use with hydor professional canister filter 150

• Box contains 2 black pads
• Mechanically filters larger debris and detritus from aquarium water; also provides living space for beneficial bacteria to live
• This pad should be placed in the bottom filter basket and should be the first stage of filtration that the aquarium water passes through
• It is recommended that these pads should be rinsed out every 1 to 3 months