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Standard water change schedule for new and stable planted aquariums
Sample water change schedule for each tank stage to maintain healthy bacteria, vibrant plants, and safe fish.
Standard Water Change Schedule for New and Established Aquariums
New Aquarium (0-4 weeks)
- Week 1: change 30% of water every 2 days.
- Week 2: change 25% of water every 3 days.
- Weeks 3-4: change 20% of water, twice a week.
Established Aquarium (after 1 month)
- Change 20-25% of water weekly.
- Combine with gentle filter cleaning every 2-4 weeks.
Important Tips
- Temperature of new water should not differ by more than 1°C.
- Fully dechlorinate before adding to the aquarium.
- Do not change more than 50% of water except for emergency treatment.
