Ready for immediate use, pour directly into filter chambers to boost the biological filter. Especially important after medication of the pond, or just as a general tonic to increase bacterial numbers.
When to use
New pond or new filter installation - use every 7th day for 3-6 weeks.
After any chemical treatment - use every 7th day for 1-2 weeks.
When adding new fish stock to pond - use every 7th day for 1-2 weeks.
