BOYU BY-28 Instant Siphon Gravel Cleaner For Aquarium Fish Tank Cleaning

• Innovative auto siphon pump, quick and easy
• On/Off flow control valve
• Intergraded gravel and fish strainer
• 6 inch tubing included

DIRECTIONS

• Submerge gravel vacuum cleaner inside aquarium
• Place other end of hose into a bucket
• Open up flow control valve
• Start "Squeezing" the Auto Siphon Pump until a siphon is created 
• Remove fish waste and debris by lowering gravel vacuum on gravel
• Adjust flow control valve as needed for different size aquariums