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...

Replacement hose for SP4800

Macroalgae filter MAB220 (MacroAlgenBreeder) Dimensions: 280 x 340 x 600 mm For aquariums up to 1800 liters Hose connections: Ø 19 mm LED tube: 28 Watts Pump not included Included: Grotech MacroAlgenBreeder MAB220 filter. LED tube (28 W)

kH+Ca 1,2,3 + Mgpro liquid 1000ml Set (Grotech) Set of: 1 x kH + Ca 1 1000ml 1 x kH + Ca 2 1000ml 1 x kH + Ca 3 1000ml 1 x Magnesiumpro liquid 1000ml

Bubble counter Grotech Diameter 50mm, Lenght 200mm with hose connectors and holder.

Dosing pump grotech MCS 1 - Set with EP5-MCS Modular extendable ! Set includes: MCS 1 - Master Control System Power supply over additional devices. Update over USB-connection. Additional devices connection over BUS-system. (lxbxh) 125 x 75 x 32 mm [...]

Areometer 260mm with measuring cylinder

NP-Minus BioPellets 1000ml 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....

Corall C 5l (Grotech) Trace element solution for soft, leather and hard corals Corall A, B and C contains all necessary combinations and elements for corals, without adding artificial colouring and preservatives. Already after the first dosings, an increased opening of the coral polyps can be observed. Natural colouring and increased growth...

Corall B 5l (Grotech) Trace element solution for soft, leather and hard corals Corall A, B and C contains all necessary combinations and elements for corals, without adding artificial colouring and preservatives. Already after the first dosings, an increased opening of the coral polyps can be observed. Natural colouring and increased growth...

Corall A 5l (Grotech) Trace element solution for soft, leather and hard corals Corall A, B and C contains all necessary combinations and elements for corals, without adding artificial colouring and preservatives. Already after the first dosings, an increased opening of the coral polyps can be observed. Natural colouring and increased growth...