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The 2500 gallon refills can be used with the 2500 Small Pond Disperser System
We fit the appropriate airline to the system ordered
If you have a large pond and particularly an older one that may have a lot of old leaf and organic build up at the bottom
The BiospherePRO biodegradable sphere will treat ponds up to 1/4 acre in size (of moderate to shallow depth) or up to 250
Blast - Biosphere Booster Beneficial Bacteria For Ponds And Water Gardens The 2500 gallon refills canBLAST packets provided an added booster to ongoing Biosphere Pro Treatments Description Our BLAST Biosphere Pro booster is designed to help our biosphere treatments during times of high nutrient loads or stress such as the hottest parts of summer. The special formula of bacteria is also helpful to target organic muck at the bottom of ponds where the biosphere is a pond wide treatment. One 8oz water dissolving packet treats up to 1 2 acre (500,000