Fluval GravelVac Multi-Substrate Cleaner – Medium – Large
Take total control of the aquarium cleaning process with the Fluval GravelVac multi-substrate cleaner.
Key Features
- Effectively traps dirt and debris
- Easy Start siphon for quick priming – starts with just a couple of pumps
- Thumb-operated flow regulator allows you to adjust speed as you clean
- Gravel guard prevents clogging
- Tube extension included for larger tanks and hard to reach areas
- Suitable for all substrates (sand, gravel, rock)
- For use in freshwater and saltwater aquariums
| Specification | Details |
|---|---|
| Model | GravelVac Medium – Large |
| Substrate Compatibility | Sand, gravel, rock |
| Water Type | Freshwater, saltwater |
| Flow Control | Thumb-operated regulator |
| Includes | Gravel guard, tube extension |
FAQ
Can this cleaner be used in both freshwater and saltwater tanks?
Yes, the Fluval GravelVac is suitable for both freshwater and saltwater aquariums.
Does the gravel guard help prevent clogging during cleaning?
Yes, the gravel guard is designed to prevent clogging by keeping debris from entering the siphon tube.
Is the tube extension useful for larger tanks?
Yes, the included tube extension allows access to larger tanks and hard-to-reach areas.

Sean Anderson –
This cleaner makes cleaning my 55-gallon tank much easier. The siphon starts quickly and the flow control lets me adjust speed. I use it weekly and it doesn’t clog even with gravel and sand mix.
Richard Knox –
Great tool for removing debris without disturbing the substrate. The gravel guard works well and the tube extension helps reach the back corner of my tank.
Ava Alsop –
I’ve used this in both freshwater and saltwater setups. It handles sand, gravel, and rock equally well. The thumb regulator is very handy for controlling the suction speed.
Sean Greene –
Cleaned my aquarium in under 10 minutes. The easy start feature saved me time, and the design prevents clogging even when cleaning heavily soiled areas.