Dennerle Kristall-Quarzkies BK Diamond black, 5 kg

Dennerle Kristall-Quarzkies BK – Passive quartz gravel for aquariums, Diamond black

The Dennerle Kristall-Quarzkies BK is a passive substrate for aquariums. Made of natural quartz in diamond black color, it gives the aquarium an elegant, natural look. It is chemically inert and does not affect water parameters.

• Natural quartz gravel in diamond black – for an elegant aquarium design
• Passive substrate without chemical action – ideal for sensitive fish and plants
• Uniform grain size – easy to place and arrange
• 5 kg package – sufficient for small to medium aquariums
• Manufactured by Dennerle – quality from the aquaristic industry

What sets Dennerle Kristall-Quarzkies BK apart

Unlike active substrates, the quartz gravel contains no fertilizers or additives. It is therefore especially suitable for aquariums where water parameters need to be controlled manually. The black color creates a strong contrast with light-colored fish and plants and gives a sense of depth.

Ideal for...

The Kristall-Quarzkies BK is the perfect choice for aquarists looking for a decorative but neutral substrate. It is suitable for freshwater aquariums with or without plants, for shrimp tanks, and for aquascaping projects where a calm, dark base is desired.

How to use Dennerle Kristall-Quarzkies BK

Rinse the gravel thoroughly with clean water before use to remove dust and fine particles. Then spread the rinsed gravel evenly on the aquarium floor. The recommended layer height is 3–5 cm. After placement, you can plant and fill the aquarium as usual.