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Save an extra 20% off your entire order with coupon code: HOLIDAY20
*May exclude certain brands.
**May not be combined with any other offer.
Code expires 12/13/13
Instant Ocean BIO-Spira is a water conditioner that helps nitrifying bacteria, reduces fish loss by reducing ammonia and nitrite, and will even help setup new tanks. For saltwater tanks. BIO-Spira can also help with water changes, adding new fish to your aquarium, or medicating your fish.
100 mL treats up to 30 gallons
250 mL treats up to 75 gallons