Fritz Zyme 7 Freshwater Nitrifying Bacteria

If you are not completely satisfied with an item, you may return it within 30 days from date received. Please note: item(s) must be new, unused, in original condition and box, including all parts, accessories, and packaging. Please DO NOT SHIP footwear (boots or shoes) in the manufacturer’s original box. Do not write or attach shipping labels to the manufacturer’s original box, you must ship all footwear in a protected box with the original box packed inside.

You must call us at 1.888.653.0026 to obtain a Return Authorization Number (RA#) and shipping instructions. Include a copy of the original invoice with your return and write your RA# visibly on the outside of the shipping package and on the packing slip.

See our full return policy