Crystal Clear ATO 10 Gallon Reservoir Urchins is a staple in almost

is a staple in almost every SPS reef tank because of its bright green base that transitions in to vibrant purple tips

Renewable cloth junction for longer pH testing life

Helps maintain a balanced nutrient-limited marine aquarium by enabling the hobbyist to enhance the rate of microbial growth and reproduction

Masstick does not disperse into the water for hours

or any other open/closed device

Crystal Clear ATO 10 Gallon Reservoir Urchins is a staple in almostFeatures Two 0. 25 OD hose ports Lid to prevent evaporation Opening for wires and hoses Made of 1 4 thick material to prevent bowing Rounded and polished top Dimensions 10"x16"x15"