Seachem Flourite Black Sand Size:3.5kg 24x 10000K LEDs

24x 10000K LEDs

Filter volume: 4 L

Check calcium every 2 weeks and adjust amount or frequency accordingly

Our tests in several tanks with a known potassium deficiency have shown the benefits within days of dosing

Seachem Flourite Black Sand Size:3.5kg 24x 10000K LEDsFlourite 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 and will not