16x25x5 (4 3/8) Honeywell/Lennox Replacement Air Filters MERV 15 Plus Carbon 1 Pack Hydroponics The SAM 400® will not

The SAM 400® will not impact air flow

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

This Sling Harvesting bag is equipped to handle the job with a mil-spec sewn heavy-duty strap that is adjustable to fit multiple heights

1" FNPT outlet includes garden-hose adapter

16x25x5 (4 3/8) Honeywell/Lennox Replacement Air Filters MERV 15 Plus Carbon 1 Pack Hydroponics The SAM 400® will notImportant 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,