16x25x5 (4 3/8) Honeywell/Lennox Replacement MERV 15 Air Filters 1 Pack controllers 4"x10" Carbon Filter

4"x10" Carbon Filter

as some are attractants

this is precisely how plants obtain their nutrients in nature

1 x Thermometer Hygrometer

Use Ancient Amber in soil or hydroponics with any nutrient line

16x25x5 (4 3/8) Honeywell/Lennox Replacement MERV 15 Air Filters 1 Pack controllers 4"x10" Carbon FilterImportant 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,