NP-Minus BioPellets 3500ml Important: operating ONLY in a biopelletreactor or fluid bed filter ! The highly active NP-Minus BioPellets consist of 100% biodegradable polymers. These dissolve over a period of several months and act as a carbon source for aerobic bacteria and other microorganisms. The pellets act as a food source for these microorganisms....

NP-Minus BioPellets 500ml Important: operating ONLY in a biopelletreactor or fluid bed filter ! The highly active NP-Minus BioPellets consist of 100% biodegradable polymers. These dissolve over a period of several months and act as a carbon source for aerobic bacteria and other microorganisms. The pellets act as a food source for these...

Marinepure PLATE 20x20x2.5cm Designed for Ammonia and Nitrite Removal under high flow. Deep pore structure will allow development of low oxygen zones, which will help with control of nitrates. Perfect for the creative hobbyist as it can be easily shaped. Use in sumps, between baffles, shape to fit in tight/custom places.

Marinepure BLOCK 20x20x8cm Ammonia, Nitrite & Nitrate Removal Primarily designed to provide deep anaerobic zones for de-nitrification in passive or low flow systems. Live rock substitute Use in Aquarium sumps

Sander Ozonizer  C-200 (200mg) Output: 50 ~ 200 mg / h Continuous Adjustment: 0 ~ 100% Consumption: 6w Air Flow: 100 ~ 500 l / h For freshwater aquariums: 4000 l. For saltwater aquariums: 2000 l.

Sander Ozonizer  C-100 (100mg) Output: 10 ~ 100 mg / h Continuous Adjustment: 0 ~ 100% Consumption: 4.8w Air Flow: 50 ~ 500 l / h For freshwater aquariums: 2000 l. For salt water aquariums: 1000 l.

Sander Ozonizer  C-50 (50mg) Output: 5 ~ 50 mg / h Continuous Adjustment: 0 ~ 100% Consumption: 3.6w Air Flow: 50 ~ 500 l / h For freshwater aquariums: 1000 l. For salt water aquariums: 500 l.

Sander Ozonizer C-25 (25mg) Output: 2 ~ 25 mg / h Continuous Adjustment: 0 ~ 100% Consumption: 3w Air Flow: 50 ~ 500 l / h For freshwater aquariums: 500 l. For saltwater aquariums: 250 l.

Sander Ozonizer  C-500 (500mg) Output: 0 ~ 500 mg / h Continuous Adjustment: 0 ~ 100% Consumption: 12w Air Flow: 200 ~ 1000 l / h For freshwater aquariums: 10000 l. For salt water aquariums: 5000 l.

Sander Ozonizer  C-300 (300mg) Output: 50 ~ 300 mg / h Continuous Adjustment: 0 ~ 100% Consumption: 10w Air Flow: 200 ~ 500 l / h For freshwater aquariums: 6000 l. For salt water aquariums: 3000 l.