The Original MJ multi-use submersible pump and power head is built to perform and last under the harshest conditions. Ideal for wave makers, protein skimmers, calcium reactors, nano aquariums, under gravel filters and hydroponic a...
Cobalt Aquatics Neo-Therm 25 Watt Aquarium Heater The Cobalt Aquatics Neo-Therm electronic heaters have an impressive accuracy of ±0.5ºF. The electronic thermostat has an ultra-fast response time that helps to keep the temper...
Cobalt Aquatics Accu-Therm 25 Watt Aquarium Heater Features Fully submersible heater Easy temperature setting Computer tested, accurate ±2°F Triac equipped thermostat Borsilicate glass for superior heat and shock res...
The all new Cobalt Aquatics MINI-Therm compact and fully submersible heaters feature a constant ON design, specifically for small aquariums up to 1.2 gallons (4.5L). The heater casing is made from a thermal-plastic polymer that...
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 ...
Pro Breeder Flake Premium Fish Food Cobalt Pro Breeder flake is a powerful blend of beef heart, earthworm, egg, spirulina, and high quality salmon meal designed specially to condition and stimulate fish to breed. Enhanced ...