The advanced TetraTec GC 40 easy-start, simple- to - use, gravel cleaner for 40 cm Aquarium height, easy starting, simple plunge the unit up and down in the aquarium to start the siphon action, flow adjuster to regulate water flow, "fish saver" screen to prevent loss of gravel and fish, long hose length of 180 cm.
Actual product may vary from the image shown.
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The advanced TetraTec GC 40 easy-start, simple- to - use, gravel cleaner for 40 cm Aquarium height, easy starting, simple plunge the unit up and down in the aquarium to start the siphon action, flow adjuster to regulate water flow, "fish saver" screen to prevent loss of gravel and fish, long hose length of 180 cm
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- Helder B. wrote about Tetra Tec GC 40 Gravel cleaner in 2016: