Air Bear 16x25x5 (4 7/8) Replacement 266649-105 MERV 13 Air Filters 4 Pack Grow Light Bulbs tool-free for cleaning

tool-free for cleaning

Now the pH 4 buffers carry lot #

Use Elite 91 CalMag 2 or 3 times a week or with every feeding from the seedlings/cuttings growth stage up until the flushing stage of the crops fruiting/flowering cycle

Note: Do not clean filter with water

Perfect for 3' x 5' (90cmx150cm)' Veg stage

Air Bear 16x25x5 (4 7/8) Replacement 266649-105 MERV 13 Air Filters 4 Pack Grow Light Bulbs tool-free for cleaningImportant 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,