Handy design: With a well formed form, a compact structure with 2 water inlet tubes (15.74 inches * 2), it is easy to install and use. Adjustment of the aquarium of different sizes. Avoid blocking: The aquarium gravel filter cleaner can replace the water and keep the water fresh, with a filter basket in the tube, avoiding effectively blocking by gravel.It effectively separates and eliminates debris from your aquarium. Easy to use: Just press the air pressure button to pump the water, equipped with ‘A flow controller, easy to install and use. The aquarium gravel cleaner is perfect for cleaning your aquarium. Equipped with lots of accessories: flexible hose, water flow clip, Glass scraper (Clean algae and stains on the aquarium), clamping collar and anti-retour valve design.The valve is already installed, you do not need to install it again. We strive to get a satisfaction rate from all our customers. 1: Install the valve: Avoid air leaks 2: interface E of connected water driving 3:
