Carbon Filter Pre Filters

Phat Filter replacement pre-filter replaces your used pre-filter to give your Phat filter longer life by filtering out larger impurities before they have a chance to enter into the actual filter. Each pre-filter is stamped with the Phat Filter logo and fits snugly over your Phat filter. The pre-filter is available in all Phat Filter sizes and can be easily slid over the filter and secured with the plastic straps provided. If your pre-filter is dirty or discolored, it's time to change it. Contents: 1 pre-filter & 2 plastic straps.

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Replacement pre-filter for the Airbox 4+. It is recommended to replace this pre-filter every 3 months. Measures 19" x 16" x 1''.

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Replacement pre-filter for the Airbox 4. It is recommended to replace this pre-filter every 3 months. Measures 12" x 15" x 1''.

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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.

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SupremeAir Pre Filter w/ Elastic Band 8" x 39".

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Funk Filter Replacement pre-filters drastically improve the longevity of your filters life. Pre-filters work by trapping dust, airborne particles, and other contaminates. Pre-filters are individually sealed in plastic bags for cleanliness.

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A replacement pre-filter sleeve that keeps hair, dust, lint and pollen off the charcoal bed, so a 12-inch carbon filter lasts longer. Slip it over the outside of the filter for intake setups or into the inner chamber for exhaust, then dust it off or machine wash it and put it back. Fits 12" carbon filters; pre-cut 14.80" x 25.59" sleeve Breathable black polyester, 0.05" (1.5 mm) thick Reusable; AC suggests dusting or machine washing after up to 6 months of continuous use 2 cloths per pack

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A replacement pre-filter sleeve that keeps hair, dust, lint and pollen off the charcoal bed, so a 10-inch carbon filter lasts longer. Slip it over the outside of the filter for intake setups or into the inner chamber for exhaust, then dust it off or machine wash it and put it back. Fits 10" carbon filters; pre-cut 12.83" x 21.65" sleeve Breathable black polyester, 0.05" (1.5 mm) thick Reusable; AC suggests dusting or machine washing after up to 6 months of continuous use 2 cloths per pack

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  A filter cloth designed to extend carbon filter lifespan by protecting its charcoal bed from debris. Form-fitting sleeve made of polyester to block hair, dust, lint, pollen, and other larger particles. Breathable fabric allows complete, 100% air passthrough for proper air filtration and odor control. Reusable for up to 6 months of continuous use at a time between dusting and machine washing. Size: 10.9 x 17.71 in. | Fits 8-inch Carbon Filters | Thickness: 0.05” | Design: Pre-Cut | Color: Black Product Description A clothed filter designed to lengthen the lifespan of your carbon filter by keeping debris from entering the charcoal bed. Each form-fitting prefilter is made of polyester capable of blocking particles like dust, lint, pollen, and hair while allowing complete air passthrough. This ensures that your carbon filter properly traps odors in its activated charcoal and refines the air when used with an inline duct fan. The breathable prefilter cloth is machine washable and is long-lasting, reusable up to six months between cleanings. Vacuum the prefilter to remove the dust before throwing it into the washer, and hang dry the cloth to prevent shrinking. Applications This replacement prefilter cloth is fit for carbon filters, acting as the first line of defense against particles that can clog up the charcoal bed. Slip onto the exterior for use in intake airflow applications, or into the inner chamber for exhaust configurations.

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 A clothed filter designed to lengthen the lifespan of your carbon filter by keeping debris from entering the charcoal bed. Each form-fitting prefilter is made of polyester capable of blocking particles like dust, lint, pollen, and hair while allowing complete air passthrough. This ensures that your carbon filter properly traps odors in its activated charcoal and refines the air when used with an inline duct fan. The breathable prefilter cloth is machine washable and is long-lasting, reusable up to six months between cleanings. Vacuum the prefilter to remove the dust before throwing it into the washer, and hang dry the cloth to prevent shrinking. 

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 A clothed filter designed to lengthen the lifespan of your carbon filter by keeping debris from entering the charcoal bed. Each form-fitting prefilter is made of polyester capable of blocking particles like dust, lint, pollen, and hair while allowing complete air passthrough. This ensures that your carbon filter properly traps odors in its activated charcoal and refines the air when used with an inline duct fan. The breathable prefilter cloth is machine washable and is long-lasting, reusable up to six months between cleanings. Vacuum the prefilter to remove the dust before throwing it into the washer, and hang dry the cloth to prevent shrinking. 

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Phat Filter replacement pre-filter replaces your used pre-filter to give your Phat filter longer life by filtering out larger impurities before they have a chance to enter into the actual filter. Each pre-filter is stamped with the Phat Filter logo and fits snugly over your Phat filter. The pre-filter is available in all Phat Filter sizes and can be easily slid over the filter and secured with the plastic straps provided. If your pre-filter is dirty or discolored, it's time to change it. Contents: 1 pre-filter & 2 plastic straps.

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Phat Filter replacement pre-filter replaces your used pre-filter to give your Phat filter longer life by filtering out larger impurities before they have a chance to enter into the actual filter. Each pre-filter is stamped with the Phat Filter logo and fits snugly over your Phat filter. The pre-filter is available in all Phat Filter sizes and can be easily slid over the filter and secured with the plastic straps provided. If your pre-filter is dirty or discolored, it's time to change it. Contents: 1 pre-filter & 2 plastic straps.

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Phat Filter replacement pre-filter replaces your used pre-filter to give your Phat filter longer life by filtering out larger impurities before they have a chance to enter into the actual filter. Each pre-filter is stamped with the Phat Filter logo and fits snugly over your Phat filter. The pre-filter is available in all Phat Filter sizes and can be easily slid over the filter and secured with the plastic straps provided. If your pre-filter is dirty or discolored, it's time to change it. Contents: 1 pre-filter & 2 plastic straps.

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Phat Filter replacement pre-filter replaces your used pre-filter to give your Phat filter longer life by filtering out larger impurities before they have a chance to enter into the actual filter. Each pre-filter is stamped with the Phat Filter logo and fits snugly over your Phat filter. The pre-filter is available in all Phat Filter sizes and can be easily slid over the filter and secured with the plastic straps provided. If your pre-filter is dirty or discolored, it's time to change it. Contents: 1 pre-filter & 2 plastic straps.

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Phat Filter replacement pre-filter replaces your used pre-filter to give your Phat filter longer life by filtering out larger impurities before they have a chance to enter into the actual filter. Each pre-filter is stamped with the Phat Filter logo and fits snugly over your Phat filter. The pre-filter is available in all Phat Filter sizes and can be easily slid over the filter and secured with the plastic straps provided. If your pre-filter is dirty or discolored, it's time to change it. Contents: 1 pre-filter & 2 plastic straps.

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Phat Filter replacement pre-filter replaces your used pre-filter to give your Phat filter longer life by filtering out larger impurities before they have a chance to enter into the actual filter. Each pre-filter is stamped with the Phat Filter logo and fits snugly over your Phat filter. The pre-filter is available in all Phat Filter sizes and can be easily slid over the filter and secured with the plastic straps provided. If your pre-filter is dirty or discolored, it's time to change it. Contents: 1 pre-filter & 2 plastic straps.

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Phat Filter replacement pre-filter replaces your used pre-filter to give your Phat filter longer life by filtering out larger impurities before they have a chance to enter into the actual filter. Each pre-filter is stamped with the Phat Filter logo and fits snugly over your Phat filter. The pre-filter is available in all Phat Filter sizes and can be easily slid over the filter and secured with the plastic straps provided. If your pre-filter is dirty or discolored, it's time to change it. Contents: 1 pre-filter & 2 plastic straps.

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Phat Filter replacement pre-filter replaces your used pre-filter to give your Phat filter longer life by filtering out larger impurities before they have a chance to enter into the actual filter. Each pre-filter is stamped with the Phat Filter logo and fits snugly over your Phat filter. The pre-filter is available in all Phat Filter sizes and can be easily slid over the filter and secured with the plastic straps provided. If your pre-filter is dirty or discolored, it's time to change it. Contents: 1 pre-filter & 2 plastic straps.

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Very low air resistance, easily changed. MERV-5 mesh blocks pollen, dust and other particulate from entering filter. Available in sizes for all filters. A clean Can-Filter Pre-Filter is an excellent way of extending the working life of your Can-Filter® filter.

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Extend the effective life of your Active Air carbon filter with a corresponding Active Air pre-filter. These pre-filters block larger particulate matter such as dust and dirt from clogging the working surface of your filter. This keeps your carbon filter operating at top efficiency for much longer. When the pre-filter becomes visibly dirty and discolored after several weeks, simply replace it.Check our large collection and find the size that matches your carbon filter. Active Air pre-filters are individually shrink-wrapped with UPC code for easy display and sale. Stock up on pre-filters to ensure you've always got the cleanest, most efficient Active Air filter in your grow room.

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