Flipper AquaVac 12% Red Sea These beauties are mostly black

These beauties are mostly black with lightning bolt patterns

the hollow interior can be filled with sand or rubble to enhance biological filtration or to create a naturalistic substrate for burrowing species

and 200 plus gallon commercial storage containers to shut off the flow of water

It is simply hung in the water and heats it up

50-Yard Roll of 50-Micron Fleece

Flipper AquaVac 12% Red Sea These beauties are mostly blackThe Flipper AquaVac makes aquarium maintenance easier than ever. With a squeeze ball activated siphon, interchangeable 50 micron filter sock or hose, and an adjustable depth up to 26", its built for use on gravel or sand and includes 6 ft. of flexible silicone tubing.