Fluval Gravel Vac Substrate Cleaner Medium/Large Filtration you can create a beautiful

you can create a beautiful and natural environment for your aquatic pets

they offer a

removing stains

while basic or alkaline water will measure between 7 and 14

Fluval Gravel Vac Substrate Cleaner Medium/Large Filtration you can create a beautifulTake 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) and for use