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Nordic Pure 20x25x4 Plus Carbon Air Filters MERV 13 are made of electrostatically charged synthetic materials with an added flat panel infused with activated charcoal that will attract and capture most airborne particulates in your home
UPC Code: 819137022577
Top diameter: 23"
Wire cut function (straight blade only): With the notch in the top blade of these pruning shears
Use Rock Resinator starting the second week of flowering through harvest at a rate of 4 ml/gal for lower EC and up to 8 ml/gal for higher EC
Oyster Shell Flour coco Nordic Pure 20x25x4 Plus CarbonOyster Shell Flour is an all natural calcium adjusting plant amendment. Add oyster shell flour to correct calcium in your soil. Oyster shell meal also corrects low pH in soil. Oyster Shell meal contains a selection of micronutrients to keep your plants healthy. Organic Oyster Shell Flour. How to use: For transplants and new plants apply 1 2 tbsp per gallon of soil For established plants top dress at a rate of 1 2 tbsp per gal of soil and apply once