Dennerle

Securely protects CO₂ devices from backflowing water. With permanently elastic, CO₂ window special membrane.

Refill for Dennerle CO2 Plant Fertilizer Bio-set

Natural feed supplement for shrimps. 100% natural, rich in vitamins and trace elements

Dennerle quartz gravel with grain size of 1-2 mm. Available in 5 or 10 kilo. Color: slate gray.

Dennerle shrimp gravel arkansas grey has rounded grains and a grain size of 0,7-1,2 mm. Content: 2 kilo for 10 Liter aquarium.

Dennerle nano shrimp net with u-shape. Ideal for catching shrimps or mini-fish in small aquaria. With telescopic stainless steel rod (24 - 62 cm). Size: 7,5 x 6 cm. Available in black and white.

With this test you can easily determine whether the aquarium contains enough CO2. Simply fill the aquarium water into the test tube, give it a quick shake and seconds later the color reaction will reveal the result.

Complete CO2 set with 500 g reusable CO2 bottle and CO2 precision pressure reducer Carbo Night with integrated night cut-off magnet valve. For aquariums up to 400 Liter.

Dennerle crystal quartz gravel with grain size of 1-2 mm. Color: dark brown. Available in 5 or 10 kilo.