Replacement Faux Rock Lids for Blue Thumb Skimmer Filters Zeigler requiring high dissolved oxygen levels

requiring high dissolved oxygen levels (greater than 2mg/L) to achieve maximum growth rates

10lb AQU20 Aquathol Granular Herbicide

Improves dissolved oxygen levels and reduces noxious odors from the pond

safe low voltage operation

Replacement Faux Rock Lids for Blue Thumb Skimmer Filters Zeigler requiring high dissolved oxygen levelsReplacement faux rock lids are available for Blue Thumb (formerly PondBuilder) Elite Series Skimmers, Crystal Falls Skimmers, and Serenity Skimmers. Note: these lids have diagonal corners and or trapezoidal shape, so it is not recommended to purchase based on listed dimensions. SKU Compatible with Blue Thumb Product Dimensions LID8 Small Elite Skimmer (8" Weir) Crystal Falls Skimmer (7. 5" Weir) 25" x 18" x 2. 75" LID10 Medium Elite Skimmer (10" Weir)