🦠 Seeded Ceramic Bio Media – Ready to Use, 4+ Weeks Established

Pre-seeded 4+ weeks bio media — helps boost your beneficial bacteria and keep your tank stable, especially during setup or changes. 🐟 About These Bio Rings: • Loaded with LIVE beneficial bacteria • Helps support cycle and reduce ammonia/nitrite spikes • Real established media from active filters • Extra bacteria support for new or unstable tanks • Bio Media Size: 12 mm (h) x 9 mm (w) (roughly) • From healthy 6-year established tanks (heavy bioload) 🐟 • Pest-free: No snails, no duckweed, no known disease • Medication-Free: copper, antibiotics, or harsh chemicals 💡 Great for: • New tanks (extra bacteria support) • Adding or upgrading filter media • Backup support during ammonia spikes • Keeping tanks stable during changes 💲 Pricing (Firm / Cash Preferred) • 10 rings: $10 • 20 rings: $18 • 30 rings: $26 📍 Pickup: • Near Hwy 7 & Warden, Markham (McD Plaza) • Exact meetup spot once confirmed • Cash preferred. • Comes loose in bag with tank water 💬 Notes: • Limited supply until next cycle • If listing is up, it’s available 👍 • Pickup only (no delivery) Hobbyist sharing extras — making things more ready to use🙂🐟