ReefKalk - Hydroxyde de calcium 400g ReefKalk - Calcium hydroxide 400g, description and features: Source of calcium hydroxide for the preparation of limewater or Kalkwasser. It provides calcium and maintains alkalinity for better growth of soft and hard corals, mollusks, tubeworms and calcareous and coralline algae. It also...

CO2 cylinder 2.kg - JBL ProFlora M2000 silver CO2 refillable 2000g storage cylinder Ready-filled with 2 kg CO2. Overall dimensions: 46 x 11.5 cm. With external international valve (W 21.8 x 1/14). Safety valve protection (cage). Free-standing, no stand required. The CO2 cylinders MUST always be operated in an upright position, as the...