Air Bear 16x25x5 (4 7/8) Replacement 259112-105 Pure Carbon Pleated Odor Reduction Merv 8 Furnace Filters 2 Pack Master Controller 5-1 ml per gallon of

5-1 ml per gallon of water with every feeding

For example

this is precisely how plants obtain their nutrients in nature

the system is extremely reliable and efficient

Weight: 5 lbs

Air Bear 16x25x5 (4 7/8) Replacement 259112-105 Pure Carbon Pleated Odor Reduction Merv 8 Furnace Filters 2 Pack Master Controller 5-1 ml per gallon ofImportant 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,