Air Box Jr. Pre-Filter Refill

Don't let unwanted air pollutents get in your grow room!

• Eliminates 98% of all insects, molds, mildews, spores, pollen, dust, dander and other airborne particles down to 0.3 microns using the MERV 13 filter.
• Keeps glass lenses dust and bug free.
• Replaceable, economic, disposable filters.
• Accepts standard 10" duct.
• Use the charcoal filter on exhaust ducts. Adaptable to any duct/filtering system.
• Easy to install, easy to use, easy to maintain.
• Replaceable high-flow carbon filters.
• 100% premium virgin oconut charcoal. 100% of the filter surface area is used.
• For comerial or residential applications.