Rataj Old Bottom Aquarium Substrate 2l

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Brand: RATAJ

A nutrient-rich substrate placed underneath the top layer of substrate, which is nutrient-free.

Availability In stock ext. D+1 (>50 pcs)
Delivery to:
08.10.2026
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Code: 7881-315
€4,21 Measure price:
Rataj Old Bottom Aquarium Substrate 2l
Not rated Rating details
Brand: RATAJ

A nutrient-rich base substrate. The Staré dno (Old Bottom) base substrate is placed underneath top substrates that do not contain nutrients.

  • Staré dno is a graded silica sand enriched with an organo-mineral complex, iron and beneficial bacteria that take part in filtering the water in the aquarium.
  • The optimum grain size ensures enough oxygen in the substrate for plants.
  • contains beneficial bacteria in the quantity and numbers that would otherwise take several weeks to build up in a freshly set-up tank.
  • Kick-starts plant growth.
  • Contains iron in a stable, chelated form.

Use

  • Do not rinse the substrate before use; pour it straight into the aquarium.
  • Work out the required amount of substrate as follows:
  • Length in cm x aquarium depth in cm x substrate height in cm:1000 = result in litres
  • For example, an aquarium with a base measuring 100 x 40 cm, the required substrate height.  
  • For base substrates, 1-2 cm is enough.
  • 100 x 40 x 2:1000 = 8l of substrate
  • The layer of base substrate must be firmly compacted!
  • Then cover the base substrate with the top substrate, which should be 2-4 cm thick.
  • Nutrients are released from the enriched substrate that freshly planted plants cannot take up entirely. For this reason, change a third of the water twice a week for the first three weeks after setting up the aquarium. 

Grain size: 2-4 mm

Category: Aquarium Plant Substrates
Weight: 2 kg
EAN: 8594057620431
Brand: Rataj
Země původu: CZ

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Vložením hodnocení souhlasíte s podmínkami ochrany osobních údajů

Manufacturing company : Ing. Karel Rataj
Address : Kozinová 34/9, 787 01 Šumperk, CZ
E-mail : info@rataj-spk.cz