Ubbink pond filter material lava volcanic rock 16-32 mm 10 l

Keep the water in your pond clean and clear with this 10 liter volcanic stone lava natural pond filter material from Ubbink. These natural grains work as an effective filter agent and promote a healthy and balanced ecosystem.

• Fast enlightening effect: Lava is a natural volcanic rock for organic filtration. The grains or fragments therefore have different dimensions, ranging in diameter from 16 to 32 mm. They quickly turn cloudy water into a crystal clear oasis.
• Maximum bacterial surface: the structure, which is both rough and porous, offers the best colonization conditions for bacteria to quickly obtain a healthy bacterial colony in pond water.
• Handy 10 l Packaging: The Ubbink pond filter granules are supplied in a handy 10 l package. They work as purors of nature, help remove contaminants and contribute to the general well -being of the residents of your pond.

Good to know:

• The lava ponds must be placed in a net in the pond filter installation, between the foam filters with mechanical effect and the filter material with biological effect.

• Color: Brown
• Content: Natural volcanic rock
• Grain size: 16 - 32 mm
• Rough and porous structure
• Maximum bacterial -attaching surface for a purifying effect on pond water
• Quantity: 10 L