4 / 6mm adjustment valve Regulating valve for hose with a diameter of 4/6 mm. The tap can be used for both air and water (nitrate reducer and calcium reactor). High quality plastic guaranteeing a long service life. Easy to adjust flow rate with precision.

T Reduction 16/22 - 4/6mm Reduction T is used for the connection of bypass filters like p. ex. the nitrate reducer or the calcium reactor.

T Reduction 12/16 - 4/6mm Reduction T is used for the connection of bypass filters like p. ex. the nitrate reducer or the calcium reactor.

T Reduction 9/12 - 4/6mm Reduction T is used for the connection of bypass filters like p. ex. the nitrate reducer or the calcium reactor.

Digital Spoon Scale Ensures precise dosing of any chemical or supplement When precision matters, the Seachem Digital Spoon Scale is the perfect companion tool for the serious aquarist. Accurate and easy to use, it will ensure precise dosing of any chemical or supplement. It is ideal for use with any of Seachem dry products. Display results in either...

CO2 solenoid M-ventil 1/2" M-ventil 1/2”  for water is intended for automatic control of reverse osmosis units. The brass body has connections for 1/2” BSP male fittings and is recommended only for use with tap water. The power uptake is 6 watts.

Bubble counter plus

Substrat calcaire (aragonite) pour réacteurs à calcaire . 3.8kg - extra coarse L'aragonite ARM™ est un média ne contenant pas que du calcaire, on y trouve également des oligo-éléments: 275,200 ppm calcium 590,000 ppm carbonate 2,200 ppm strontium 2,000 ppm magnesium

Substrat calcaire (aragonite) pour réacteurs à calcaire . 3.8kg - fine L'aragonite ARM™ est un média ne contenant pas que du calcaire, on y trouve également des oligo-éléments: 275,200 ppm calcium 590,000 ppm carbonate 2,200 ppm strontium 2,000 ppm magnesium

Extension Bubble Magus C120-2 To extend calcium reactor BM C120 and degassing

Substrat calcaire (aragonite) pour réacteurs à calcaire . 3.8kg - coarse L'aragonite ARM™ est un média ne contenant pas que du calcaire, on y trouve également des oligo-éléments: 275,200 ppm calcium 590,000 ppm carbonate 2,200 ppm strontium 2,000 ppm magnesium

Pellet Filter Pro Biological pellet filter The Pellet Filter Pro is a high-performance biological pellet filter. Water enters the filter from below and keeps the granules in suspension - this results in an enormous surface area serving as a colonization substrate for bacteria, which are additionally optimally supplied with water and nutrients. When the pellets...