Fluval Aquarium Canister Filters: FX2 or FX4 $165 or less + Free Shipping & More

Petco is offering a one day event with 50% off on select aquarium goods, including Fluval Aquarium Canister Filters. Free shipping is available on orders $35+. Petco via Amazon is also matching most of these deals, with the exception of a $20 shipping charge.