Seachem Laboratories Flourite Planted Aquarium Gravel Dark, 1ea/15.4 lb Cat Beds It is an advanced formula

It is an advanced formula that contains a combination of factors not found in other calming formulas

Feed 1 ½ – 2 cans/day for each 6-8 lbs of body weight

which reduces wear and prevents release of fibers back into the water column

All our Pt Entres are Uristicformulated to help prevent urinary tract infections

Seachem Laboratories Flourite Planted Aquarium Gravel Dark, 1ea/15.4 lb Cat Beds It is an advanced formulaFlourite 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 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 is not chemically coated or treated and will not alter the pH of the water.