Marine professional Test kit for I2 iodine Iodine is a chemical element with the symbol I. Iodine is extremely important for most reef species, especially invertebrates require it to sustain their cell functions. The iodine concentrations in the different oceans across the world varies from 0.025 &ndash; 0.064 mg/l.<br...

Central Overflow Central overflow with surface and bottom suction up to about 1,500 l/h (400&nbsp;US&nbsp;gal./h). Is used for aquariums with a central internal drain pipe. Fitted with a socket for PVC pipes, diam. 40 mm (1.57 in.). For complete installation, we recommend the use of screw connection, pipe and hose 1077.100.

Turbelle stream 6155 + controller for aquariums &gt;3,000 liters (800 USgal.) Flow rate: 4,000 up to approx. 15,000 l/h (1,050 - 3,950 USgal./h) with Turbelle® Controller Energy consumption: max. 52 W Power supply unit: 100-240V / 50-60Hz. Cable length: 5 m (196.8 in.) Dimensions: ø90 mm (3.5 in.) Ejection: ø63 mm (2.4...