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

Roll for clarisea SK 5000 (gen2/gen3)

Roll for clarisea SK 3000 (gen2/gen3)

Clarisea SK-3000 automatic (GEN2) The ClariSea fleece filter is a high efficiency water filtration system which effectively removes suspended particles such as micro algae, detritus, food, organic waste and gravel dust from the water column. Suitable for use in marine aquariums, freshwater aquariums, fish-breeding systems and propagation systems for corals.<br...

Inline TDS meter A TDS Meter measures the amount of Total Dissolved Solids (TDS) in a solution. Since dissolved ionized solids like salts and minerals contribute to the conductivity of a solution, a TDS meter measures the conductivity of the solution which is then converted to a TDS reading.