Take total control of the aquarium cleaning process with the Gravel Vac Multi-Substrate Cleaner.
Effectively traps dirt and debris
Easy Start siphon for quick priming - starts with just a couple of pumps
Thumb-operated flow regulator allows you adjust speed as you clean 
Gravel guard prevents clogging 
Tube extension included for larger tanks and hard to reach areas
Suitable for all substrates (sand, gravel, rock)
For use in freshwater and saltwater aquariums