Find Reviews and Compare Prices for:       All ProductsAdditives & Supplements     0.0 (0)   Add a review Nutrafin PLANT-GRO CO2 Natural Plant System Activator & Stabilizer Ref...   CO2 Natural Plant System Replacement Parts Activator/Stabilizer Packets by Rolf C Hagen. Keep your Hagen CO2 Natural Plant System running at peak performance Have a question? Just Ask! Member Reviews Compare Prices Product Spec Send to a friend Set Price Alert Searched Nutrafin PLANT-GRO CO2 Natural Plant System Activa & Stabilizer Refill Pack 3pk in 150 stores, 3 results found Image Description   Store   Price RC Hagen A7695 CO2 Natural Plant System Activator & Stabilizer Refill Pack - 3-pack If this item doesn't belong here, click Remove and help us keep our results accurate.   Amazon.com   2 Store Reviews   $3.49 Go to Store CO2 Natural Plant System Activator & Stabilizer Refill Pack, 3-Pack If this item doesn't belong here, click Remove and help us keep our results accurate.   Amazon.com   2 Store Reviews   $5.39 Go to Store CO2 Natural Plant System Activator & Stabilizer Refill Pack, 3-Pack If this item doesn't belong here, click Remove and help us keep our results accurate.   Amazon.com   2 Store Reviews   $42.6 (used) Go to Store You can also search these stores   Find this product on eBay   eBay   5 Store Reviews   Search on eBay Are we missing a store? Let us know! Something wrong in this page? Let us know! Related products: More Nutrafin Additives & Supplements Other Additives & Supplements internal use: spec165 spec186 spec203