Use a gravel cleaner to make short work of cleaning your tank!
-Put the pipe with suction head into the tank
-Put the other end of the plastic tubing into a bucket
-Shake the pipe with suction head up and down until the water expels automatically
-Move the head following the effective slant angle and agitate your sand
-Dirt will be sucked out with water into the bucket
The tube that goes into the tank is 24″ long.