Oase BioTec Screenmatic² Replacement Filter Foam 18000 / 24000 / 38000 Model:Screenmatic 18000/32000 Blue Foam Creates a Cleaner Environment for

Creates a Cleaner Environment for Your Pond = Healthier Fish

The bacteria and enzymes are slowly released when they are needed most to address biological issues in the pond that are often the cause of poor clarity

Multiple extensions can be used if needed

Sleeves for 35

The Green Matala can follow thereby trapping a medium size particle

Oase BioTec Screenmatic² Replacement Filter Foam 18000 / 24000 / 38000 Model:Screenmatic 18000/32000 Blue Foam Creates a Cleaner Environment forAvailable: Purple & Red Foam for 18000 38000 OASE Purple & Red Filter Foams for BioTec ScreenMatic2 18000 (model # 42975) Requires 3 sets for full filter replacement Also fits BioTec ScreenMatic2 38000 (model # 42976) Requires 7 sets for full filter replacement Blue Foam for 18000 38000 OASE Blue Filter Foams for BioTec ScreenMatic2 18000 (model # 42975) Requires 1 set for full filter replacement Also fits BioTec ScreenMatic2 38000 (model # 42976)