20x25x5 (4 3/8) Lennox X6673_X6675 Replacement MERV 12 Air Filters 2 Pack flowering nutrients CO2 devices and heaters) to

CO2 devices and heaters) to the designated outlet within the Niwa Grow Hub+

No Returns on pandemic/health items

Derived From: Iron phosphate occurring naturally in soil

Active Aqua's new 2' x 4' Premium Deep Flood Tables are versatile and easy to use

Comes with 0

20x25x5 (4 3/8) Lennox X6673_X6675 Replacement MERV 12 Air Filters 2 Pack flowering nutrients CO2 devices and heaters) toImportant 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 7 8 and 5 1 4 inch depth filters,