Aqueon Siphon Vacuum block-return-exchange (35-7/8" x 24-1/3" x 1-7/8"):

(35-7/8" x 24-1/3" x 1-7/8"):

Available in Medium

Extra large

White rubber pad helps to prevent slipping

SKIRT: 24 x 19

Aqueon Siphon Vacuum block-return-exchange (35-7/8" x 24-1/3" x 1-7/8"):A simple way to perform quick water changes and clean gravel. Just a simple up and down motion with the intake tube will quickly prime the siphon to begin water flow. Debris is pulled away with flowing water and disposed of while gravel falls to the bottom of the aquarium. Includes 6 foot flexible hose, self priming intake tube and hose clip. Mini is recommended for use in 1 to 5 gallon aquariums. Medium is recommended for use in 5 15 (5") or 5 20