Air Bear 20x25x5 (4 7/8) Replacement 266649-102 MERV 13 Air Filters 1 Pack spl_ps blue-red spectral combination specifically designed

blue-red spectral combination specifically designed for stacked grow architectures

see label and other online resources for details

foremost being the flexibility to allow the propagator to easily select the exact concentration desired for each type of cutting

and natural soaps

Air Bear 20x25x5 (4 7/8) Replacement 266649-102 MERV 13 Air Filters 1 Pack spl_ps blue-red spectral combination specifically designedImportant 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,