Nature-Zyme : The World''s Most Powerful Holding Tank Product! Nature-Zyme is a safe, powerful, easy to use Holding Tank system. One tablet maintains an odor-free RV, boat, or Motor home holding tank while liquefying all waste & paper making emptying your tanks fast and odor free. One activate tablet treats a 40-50 gallon holding tank.
* Eliminates odors * Is 100% organic and biodegradable * Rapidly breaks down waste * Non-toxic -- safe for children and pets