The Cobalt Power Gravel Cleaner is the ultimate cleaning tool for your aquarium from 10-30 gallons.
Hang-on tank style housing operates just like your power filter, but with a gravel cleaning tube, intake nozzle and a re-usable ...
The Cobalt Aquatics E-X-T aquarium canister filter is the most innovative canister available. Its unique inline pump allows complete flexibility on any aquarium, terrarium or vivarium setup. The innovative valve with 5/8” hose bar...
The Cobalt Neo-Flow 10,000 adjustable DC prop pump creates huge flow up to 2,640 gph! Creating vital current and eliminating dead spots. Adjustable DC power supply, allows flow rates from 50-100% up to 2,640 gph (10,000l/h). Power...