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thiamine mononitrate
Mechanical float valve prevents water overrun if electronics should ever fail
Raw beef (16%)
Acetic Acid
Fluval FX Gravel Vac Collars thiamine mononitrateThe FX Gravel Vac easily attaches to all Fluval FX4 and FX6 (2nd generation) canister filters, offering ultimate convenience for powered substrate cleaning. Features: Efficiently captures dirt and debris Comes with integrated filter housing compatible with Fine and Super Fine vacuum bags (Item #A372 and A373 sold separately) Features thumb operated flow control Gravel guard helps prevent clogging Vacuum head with a grooved design for optimal debris
