Olibetta Gravel - Rio 3-4mm

The visually attractive coloured gravel mixtures for the aquarium by Olibetta also cause a sensation in the slightly larger grain size. With these great colourful gravel grains you either set up your large aquarium suitably, or you set relaxing accents in an aquarium with a finer ground.

The Olibetta coloured gravel mix is on the one hand very decorative, on the other hand, it has a positive effect on the water quality in the aquarium. It works like a giant biological filter. The gravel should be rinsed briefly with cold water before use to remove any transport-related abrasion.

Our expert Oliver Knott recommends:

This slightly coarser gravel mix with 3-4 mm grain size is composed of several beautiful colours - here you can let your imagination run free and play with different grain sizes or set up your large aquarium suitably.