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The Eheim Surface Skim 350 effectively maintains crystal-clear water quality in aquariums by eliminating the film that naturally occurs on water surfaces
improved water quality
Combines smoothly with matching filter covers from the same range
Comprehensive set for quick installation
Blagdon Wildlife Bio-Activator 250ml marine The Eheim Surface Skim 350Blagdon Bioactive Bio Activator 250ml is a natural pond treatment that introduces essential beneficial bacteria to create a healthy, balanced pond environment. These bacteria establish a natural waste breakdown system, helping to convert toxic substances into safer forms for fish and pond wildlife. Each bottle treats 2,273 litres (500 gallons) up to four times. Key Features: Promotes Biological Balance: Establishes essential bacteria to break down