Phat Elf 4" Charcoal Carbon Filter Hygrometer Efficiently saves water while watering

Efficiently saves water while watering from one plant to the next

Extremely stable in both pH and EC

trees and shrubs

Biochar helps reduce our impact on global warming

UNCLE JOHN'S BLEND (UJB) is a complex potassium mixture used primarily to enhance a plant's metabolic rate

Phat Elf 4" Charcoal Carbon Filter Hygrometer Efficiently saves water while wateringPhat Elf 4" Charcoal Carbon Filter Product Details Filled with 100% virgin coconut charcoal, the lightweight Elf filter is specifically designed and sized to hang inside smaller grow tents or huts. Phat filters remove the strongest and most potent plant odors. Perfect for single pass odor control and or continuous in room scrubbing of odors. 4"x10" Carbon Filter 4" Collar Optimal CFM Range: 150 265 Note: Use the Phat HEPA filter, item IGS4HEPA, to