Fluval 405 Foam Filter A226 Replacement 15-50 and magnesium levels without the

and magnesium levels without the need for additional buffering

Optimises bacterial growth for stable water conditions

With its adjustable flow rate

Tear off a piece of seaweed approximately 2" x 3" (5 x 7 cm) for the average 50 gallon (200 l) community tank and place it in the aquarium using a Feeding Frenzy Seaweed Clip

Fluval 405 Foam Filter A226 Replacement 15-50 and magnesium levels without theFluval Foam for the Fluval 405 provides effective mechanical filtration by straining particulate waste. This foam layer prevents debris from clogging other filter media prematurely, while concurrently fostering biological activity in its porous structure. Designed for durability, Fluval Foam maintains water clarity and facilitates a healthy aquarium environment. Rinsing the foam on a monthly basis, or as needed, helps preserve its biological function.