Marinepure PLATE 20x20x2.5cm Designed for Ammonia and Nitrite Removal under high flow. Deep pore structure will allow development of low oxygen zones, which will help with control of nitrates. Perfect for the creative hobbyist as it can be easily shaped. Use in sumps, between baffles, shape to fit in tight/custom places.

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

SilikatEx rapid Prevents diatoms by removal of silicates; Filtration equipment for the removal of silicates in freshwater and seawater, which cause the appearance of diatomaceous algae; Diatoms can form unattractive deposits on gravel, decoration materials and plants; Rinse, fill the filter bag and position in the filter. Rinse after one to two weeks; The JBL...

Carbomec ultra carbon 450g / 1l   Activated carbon specially designed for pH 8.0. 100 % phosphate-free. Absorbed materials are not released again. pH-neutral and neutral conductivity. Ready for immediate use with a net bag and clip. Also suitable for pH levels of about 8 in Malawi and Tanganyika...

1kg Synthetic residue-free filter wool. For freshwater and saltwater. Washable.

500g Synthetic residue-free filter wool. For freshwater and saltwater. Washable.

250g Synthetic residue-free filter wool. For freshwater and saltwater. Washable.