ATM Colony Nitrifying Bacteria - Freshwater Select:4oz (treats 25 Gal) Its flexible installation options and

Its flexible installation options and adjustable features make it an invaluable addition to any water management system

Wattage (230-240V/50Hz): 10 W

weather-resistant carrying case for convenience

Suitable for regular weekly use

ATM Colony Nitrifying Bacteria - Freshwater Select:4oz (treats 25 Gal) Its flexible installation options andTrusted by public aquariums around the world, Colony true nitrifying bacteria is the standard when it comes to establishing bio filtration instantly. Before fish can be introduced into the aquarium, bio filtration must be established to filter out the toxic ammonia and nitrite created by fish waste. ATMs Colony establishes this bio filtration in days instead of weeks with real, commercial grade nitrifying bacteria. Used by ATM, the #1 aquarium