Phat Filters Organic 12" HEPA Air filter Filter Size:8" It is especially effective for

It is especially effective for longer vegetative times

we have developed a series of various micron screens to allow you to efficiently create a perfect finished product

No need for additional flaps or tape

cabinet & closet

Part #: HK-28-4-30

Phat Filters Organic 12" HEPA Air filter Filter Size:8" It is especially effective forHEPA Filters Can Help Eliminate Dust, Smoke, Mold, Bacteria, Pollen & Other Harmful VOC's 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 size. That is 300 times smaller than the diameter of a human hair. The filter is also washable for extended efficiency.