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The Eheim Air Pump 400 is a reliable solution for maintaining optimal air circulation in your aquarium
Suitable for all marine reef aquariums
Heavy-duty
4 by adjusting the solution drip rate accordingly to the evaporation rate and CO2 concentration
Hagen Fluval 205 and 305 Foam - A222 Monthly_Promo The Eheim Air Pump 400Fluval Foam provides mechanical straining of particulate waste. It prevents particulate waste from prematurely clogging other filter media in the Modules Stack. Although the primary purpose of Fluval Foam is mechanical filtration, biological activity will eventually occur within its pore structure. Instructions: Rinse foam monthly or as needed to retain biological activity. Rinse in aged aquarium water. Fluval Foam will deteriorate over time causing a