16x25x5 (4 3/8) Honeywell/Lennox Replacement Air Filters MERV 15 Plus Carbon 1 Pack Hydroponics Ideally a storage solution should

Ideally a storage solution should be used

It is designed to be used throughout your entire cloning cycle as a possible preventive measure for a multitude of problems in your reservoir

Daisy chain feature allows multiple fixtures to be plugged in together

and the locking hook keeps the blade closed when not in use

16x25x5 (4 3/8) Honeywell/Lennox Replacement Air Filters MERV 15 Plus Carbon 1 Pack Hydroponics Ideally a storage solution shouldImportant 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,