Description Resin coated, non-toxic and colourfast. Gravels and sands are chosen from selected silicate aggregates known for their inert properties. Sold in 5kg & 15kg bags. Particle sizes: 2-4mm. Colours: mixed. Colour and size variations may occur due to the geological and processing variables. Suitability: Tropical and cold-water aquariums, Terrariums and vivariums, Ponds, Water features, Potted Plants, Vases, Crafts & Hobbies, Coverage (approx.): A 15kg bag is sufficient for an area 60cm x 60cm x 2.5cm deep. 60 x 60cm aquarium – 1 bag required. 80 x 40cm aquarium – 1 bag required. 100 x 40cm aquarium – 2 bags required. 120 x 60cm aquarium – 2 bags required. 150 x 60cm aquarium – 3 bags required.
