UltraClear® Filter Start Beneficial Bacteria, 16oz The Pond Digger They are cross-compatible

They are cross-compatible

GreenClean releases oxygen into the water as it biodegrades

the ball valve below the blower should always be in the closed position before the pump is turned on and whenever the pump is running

Will not harm live plants or fish

Application Treatment

UltraClear® Filter Start Beneficial Bacteria, 16oz The Pond Digger They are cross-compatibleUltraClear Filter Start is a super concentrated mixture of natural garden bacteria that work together to consume all typical pond wastes! Instead of waiting weeks for your biological filter to slowly develop an effective biomass, give it a jump start with Filter Start! Includes: Nitrifying bacteria that oxidize toxic ammonia and nitrite to relatively non toxic nitrate Denitrifying bacteria that convert nitrates to completely harmless nitrogen gas