Air Bear 16x25x5 (4 7/8) Replacement 259112-105 MERV 12 Air Filters 2 Pack king it can be used via

it can be used via foliar or root application and will work its way throughout the entire plant to prevent disease and attack existing disease above and below ground

Rainbow Mix PRO™ Grow is the ideal choice for all foliage plants

3/4 inch (19 mm) and 1 inch (25 mm) openings

close-proximity lighting in multi-tier growing systems where slim profile and uniform PPFD are critical

Air Bear 16x25x5 (4 7/8) Replacement 259112-105 MERV 12 Air Filters 2 Pack king it can be used viaImportant Note: Almost ALL furnace filters have a different "actual size" than the nominal size printed on the air conditioner filter. It's best if you measure your air filter for the EXACT size and compare it to our "Actual Size" and then you can be sure your A C air filter fits! With the 4" and 5" air filters there is a wider variance between the nominal and actual size depending on the manufacturer. We also carry 4 3 8 and 5 1 4 inch depth filters,