Lifegard Aquatics Heater Modules Size:Triple Simply add the balls into

Simply add the balls into the biological chamber

Matala Hakko Weighted Air Hose is ideal for pond and lake aeration applications

More resistant to ozone than other airstones

Includes enzymes to maintain a biologically balanced ecosystem

Only dead bacteria and waste debris will be discharged

Lifegard Aquatics Heater Modules Size:Triple Simply add the balls intoShips from manufacturer, typically in 5 7 business days Lifegard Aquatics Heater Modules provide stable temperature control by reciruclating aquarium water continuously around the heater element. Accepts 1" or 3 4" diameter aquarium heater (not included). Compression coupling allows easy installation and removal of heater Removes unsightly and fragile heaters from aquarium Overflow pipe automatically vents air from chamber Clear cap to view "on"