They work as a good biological filter because most of the healthy bacteria grow between them
Rock(stone) are one of the most important part of Aquarium as they work as a biological filter in aquarium
They work as a great part in decoration
These provide a very healthy environment to gardens and plants. Lay over grass, sand, mud, or even wet areas.
Maalavya Volcano Rock
The lava stones are natural and hence no two rocks will look similar. These stones serve as a decorative element while acting as natural cave option and are very rare
These stones have porous and are light weight. Moreover, it offers thermal insulation, heat preservation and sound absorption qualities with no radiation and pollution
It can also be used in fire pits and grills as it improves flame performance by allowing gas dispersion in all directions.
The natural lava rocks are perfectly apt to use as a decorative element for aquarium as it removes nitrates from water and also increases oxygen level in water
Reviews
Very good quality rocks. And the large piece was approx 30 cm. I think this is a good purchase.
I would like to buy more...