4 in. HEPA FILTER- Organic Air Greenhouse HEPA Filters

4 in. HEPA FILTER- Organic Air Greenhouse HEPA Filters Review

4 in. HEPA FILTER- Organic Air Greenhouse HEPA Filters Feature

• Great for intake ventilation
• Protects against mold and insect infestation

Super tight, synthetic HEPA weave uniquely formed for maximum air flow by using opposing dual con technology. HEPA fiber doesn't allow penetration of most things besides air. Reduces over 90% of all molds, bacteria and 99% of all insects entering your grow room through your intake fan. Attach directly to your fan.