Lee's 6" Slim Jr. Gravel Vacuum Cleaner, Self-Start Substrate Turn off UV sterilizers for

Turn off UV sterilizers for 48 hours after application

Both of these sources add to either nitrogen or phosphorus as well as potassium

A Worm-Like Stick With A Purpose We developed a unique stick that readily moved with the current while slowly and randomly moving through the water column like live food would

【Aerate The Water】 Not only can this aquarium foam filter keep tank water clean

Lee's 6" Slim Jr. Gravel Vacuum Cleaner, Self-Start Substrate Turn off UV sterilizers forDesigned to separate debris from gravel and remove it from the aquarium while performing routine water changes. Produced specifically for designer aquariums, other small aquariums & fish bowls. Cylinder : 1" diameter X 6" Long