Air Bear 20x25x5 (4 7/8) Replacement 255649-102 MERV 10 Air Filters 4 Pack hawthorne These continuous monitoring meters feature

These continuous monitoring meters feature automatic temperature compensation

The A710V1 is the best investment across all grow conditions compared to any dehumidifier available

stem and root growth

hydrate and feed as needed

1 Base (200gr) & 1 Bloom (200gr)

Air Bear 20x25x5 (4 7/8) Replacement 255649-102 MERV 10 Air Filters 4 Pack hawthorne These continuous monitoring meters featureImportant 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,