Phat HEPA Intake Filter 4" HGC728790 Right or left handed use

Right or left handed use

and a wetting agent

Refresh daily or as sanitary conditions dictate

Roots Organics Terp Tea Bloom Booster adds a strategic fertility input for your garden

Phat HEPA Intake Filter 4" HGC728790 Right or left handed usePhat HEPA Intake Filter, 4" The tightly woven synthetic HEPA fibers in this filter will help prevent mold, bacteria, pollen, insects and plant pests from entering your growroom or greenhouse. The HEPA fibers block out most airborne particles down to . 3 microns in diameter. That is 300 times smaller than the diameter of a human hair. This is a serious insurance filter, without it you are leaving your grow room susceptible to the elements.