Blue Thumb Serenity Waterfall Filter Poly-Flo Billions of enzyme-producing bacteria work

Billions of enzyme-producing bacteria work to accelerate the breakdown of common household wastes such as cooking greases

Phosphates can enter the aquarium through tap water

enzymes and highly concentrated probiotic microbes that are endlessly consume buildup

Great for retention and recycling of rain water

Blue Thumb Serenity Waterfall Filter Poly-Flo Billions of enzyme-producing bacteria workBlue Thumb (formerly PondBuilder) Serenity Waterfall Filters are great for new or existing ponds and water gardens. Waterfall filters the pond and aerates the water, making it clean, clear, and safe for fish. Includes a detachable weir, biological filter mat, BioTwist media with net, 1. 5" plumbing fittings and installation instructions Made in the USA 5 year warranty Model 14" Crystal Falls Waterfall SKU PB1151 Spillway Width 14" Dimensions 19" x 15.