Air Bear 20x25x5 (4 7/8) Replacement 255649-102 MERV 8 Air Filters 4 Pack Grow Light Bulbs a ground cover promotes a

a ground cover promotes a cleaner greenhouse environment

It can be applied in a foliar or soil application

it is intended to be applied at key moments to ensure a quick connection in order to establish an extra radicular network

enabling it to work for a wide range of rack mount applications

The outer frame is beverage board made of recycled paper products

Air Bear 20x25x5 (4 7/8) Replacement 255649-102 MERV 8 Air Filters 4 Pack Grow Light Bulbs a ground cover promotes aImportant 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,