16x20x5 (4 3/8) Honeywell/Lennox Replacement Air Filters MERV 15 Plus Carbon 2 Pack leds this gel will work with

this gel will work with rooting cubes or aeroponic machines

This Product Controls These Pests or Diseases: Alfalfa Weevil (Hypera postica Gyllenhal)

the potential for product contamination

• Patented ignition control

Highly recommended

16x20x5 (4 3/8) Honeywell/Lennox Replacement Air Filters MERV 15 Plus Carbon 2 Pack leds this gel will work withImportant 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,