Seachem Flourite Black Sand 3.5kg Canister Filter 12 month warranty (conditions apply)

12 month warranty (conditions apply)

For example to raise 20 gallons to 0

It is sized to allow full penetration by water

The replacement Fluval U3 Polyester/Carbon Cartridge are designed for:

Rinse before use

Seachem Flourite Black Sand 3.5kg Canister Filter 12 month warranty (conditions apply)Description Flourite Black Sand is a specially fracted stable porous clay gravel for the natural planted aquarium. Its appearance is best suited to planted aquaria, but may be used in any freshwater aquarium environment. Flourite Black Sand is most effective when used alone as an integral substrate bed, but it may be mixed with other gravels. Gravel modifiers such as laterite are not necessary. Flourite Black Sand is not chemically coated or treated