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so pellets should be placed gently on the water surface
it allows different species of bacteria and fungi to grow on its large surface area
It includes a crevice nozzle
discontinue use immediately and contact us for assistance
SOBO Slim Filters Replacement Cartridge for 308/408/508H/628/638H marine food so pellets should be placedSOBO Slim Filters Replacement Cartridge SOBO Slim Filters Replacement Cartridge is designed to fit specific SOBO Hang On Filter models, providing the necessary replacement for optimal filtration. Fits SOBO Hang On Filter Models; WP308H (takes 2x) WP408H (takes 3x) WP508H (takes 4x) WP628H (takes 1x) WP638H (takes 2x) Cartridge Approx Size: 58 x 135mm (H)
