16x20x5 (4 3/8) Honeywell/Lennox Replacement Air Filters MERV 14 Plus Carbon 1 Pack Lighting This film's high durability makes

This film's high durability makes it reusable and easy to clean

After saturation of entire plant

1 pH resolution and with an accuracy of ±0

Comes wired 240V with plug

Mars Hydro FC-E4800 LED with 4x4ft Coverage

16x20x5 (4 3/8) Honeywell/Lennox Replacement Air Filters MERV 14 Plus Carbon 1 Pack Lighting This film's high durability makesImportant 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,