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The base is made of thick HDPE plastic and a locking fill plug allows you to fill it with pea gravel or other weighted substrate
you don't have to worry or remember to add the bacteria every week or so
more eco-friendly way to control their algae problems in a larger pond
Note this is intended as a replacement compressor for the Airmax SW20 system
Earthtec is now shipped in case lots only
Blast Biosphere Booster Surface Aerators The base is made ofThe Blast Biosphere Booster is, just as the name implies, a perfect boost, or kicker for an ongoing treatment with the Biosphere Pro. We use the Blast at about the 15 day mark, which is midway though each Biosphere Pro treatment of 30 days each. During periods of high heat, or very high nutrients (rain or runoff) coming into the pond, the Blast serves as a way to keep the biological concentration going strong, even when Mother Nature isn't making it