Start up and Spring & Summer Organic Matter Reducer that treats 5000 gal per 16 oz.

Cleans water by degrading organic substances such as fish food and waste.

Eliminates ammonia and nitrite toxicity.

Promotes healthy aquatic environment.

100% Biodegradable.

Available in 3 sizes:

16 oz – NAT27

64 oz – NAT28

5 Gallon – NAT47