Fluval FX Gravel Vac Large Bird Toys Metabolizable Energy is 3443 kcal/kg

Metabolizable Energy is 3443 kcal/kg (413 kcal per 250ml/120g cup)

Alpha Tocopherol Acetate (source of Vitamin E)

beef fat (1%)

snuggle and hide away in

Holds up to 40 watts per socket

Fluval FX Gravel Vac Large Bird Toys Metabolizable Energy is 3443 kcal/kgThe 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