Replacement Matala® Filter Mats for Blue Thumb Skimmer Filters Matala Sinking media is recommended for

Sinking media is recommended for use down flow filters

The EnhanceAir™ PRO Diffuser Ring has a unique 360° ring shape that improves water circulation and a raised design that provides maximum efficiency

2' piece of flexible hose on each line dissipates heat and allows for easy connection

animal fat preserved with ethoxyquin

plants and other aquatic life

Replacement Matala® Filter Mats for Blue Thumb Skimmer Filters Matala Sinking media is recommended forReplacement Matala filter mats are available for Blue Thumb (formerly PondBuilder) Elite Series Skimmers, Crystal Falls Skimmers, and Serenity Skimmers. SKU Compatible with Blue Thumb Product Dimensions MT8GR Small Elite Skimmer (8" Weir) 16" x 12. 7" MT10GR Medium Elite Skimmer (10" Weir) 19. 2" x 14. 5" MT15GR Large Elite Skimmer (15" Weir) 23. 4" x 19. 2" CRYMAT8 Crystal Falls Skimmer (7. 5" Weir) 16" x 12. 7" SERMATSK Serenity Skimmer (7. 5" Weir)