For large aquariums: Reduces nitrate & organic waste naturally – maintains stable biological balance without chemicals. Improves clarity & freshness: Removes debris & odours – supports healthy oxygen levels and biofiltration. Long-term biological stability: Strengthens natural bacteria activity – ideal after maintenance or water changes. Easy dosing: Start 25 ml / 100 L, weeks 2-4 15 ml / 100 L, then 7.5 ml / 100 L every 14 days – no refrigeration needed. ARKA quality: Premium biotechnology for safe and natural water balance – trusted by professionals.
All merchants
- Decathlon
- Zooplus
- KitchenAid
- Cookinglife
- Mizuno
- A4H-TECH
- Bazta
- The Scent Vault
- Snowcountry
- GoGroopie
- Bright Beauty Vanity
- Trodo
- FixPart
- Emma
- Aosom
- My Design List
- Baker Ross
- Amazon Marketplace
- Marks and Spencer
- Pig and Hen
- Pretty Little Thing
- Spotlight Oral Care
- Direct Repair
- Polo Club
- Fishdeal
- Amazon
- Tyres.ie
- Lookfantastic
- Plusshop
- DiamondsByMe