Using the siphon principle, water can be pumped out by repeatedly pressing the air bag. The suction port with grid can prevent fish or other objects
Aquarium Water Changer, 8.5 feet Siphon Tube, Used for Aquarium Cleaning Gravel and Sand, Cleaning The Bottom of The Fish Tank fecal Residue
【Multifunctional 6 in 1 Aquarium Cleaner】Carzos upgraded aquarium gravel vacuum cleaner is designed for: ①Water changing. ②Sand washing. ③Debris
Aquarium Gravel Cleaner Siphon Kit, 6 in 1 Automatic Fish Tank Cleaning Tools Electric Removable Vacuum Water Changer for Changing Water/Removing
3 Ways to Make a Gentle Aquarium Siphon or Vacuum - wikiHow
Fish Tank Siphon and Gravel Vacuum
5 GALLON Self-cleaning Aquarium Rimless Seamless Cube
Besufy Siphon Pump,Aquarium Vacuum Water Changer Gravel Cleaner Fish Tank Manual Siphon Pump Tool
My freshwater fish tank has been cloudy for weeks after I set it
Aquarium Accessories
DAUERHAFT Aquarium Manual Water Changer Gravel Cleaner Siphon PVC Tube for Fish Tanks,Fish Tank Cleaning Tools for Small Sized Tank : Pet Supplies
Luigi's Fish Tank Cleaner - Gravel Pump Vacuum for India
Terra Pump Aquatic Habitat Drain Pump
Thoughts about bucketless water change systems? : r/Aquariums
【2-in-1 Quick Water Changer】Simply connect to the faucet and turn it on, and water will automatically begin to flow out of the tank through the gravel
Fish Tank Cleaning Tools, Aquarium Water Changer Kit, Siphon Fish Tank Vacuum Gravel Cleaner, Universal Water Pump Accessories for Aquarium Quick