Advanced Nutrients - OG Organic Grandma Enggy's F-1 - 4 L house and amp The extra efficient 2 inch

The extra efficient 2 inch carbon base and aluminum housing provide an ultra-light filter that is easier to handle

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so your arms stay cool as you put in a hard day’s work

Master A&B is formulated to provide your favorite plants with higher absorption of nutrients

Advanced Nutrients - OG Organic Grandma Enggy's F-1 - 4 L house and amp The extra efficient 2 inchGrow big, lush, compound rich buds with one of natures most potent plant potentiators. OG Organics Grandma Enggys F 1 features short and long chain humic acids, essential nutrients, and other unique elements derived from leonardite, a volcanic rock thats millions of years old. When you put leonardite to work for you and your crop, this rich organic matter gets to work assisting nutrient uptake, so you can optimize every phase of your plants