20x20x5 (4 3/8) Honeywell/Lennox Replacement Furnace Filters MERV 15 Plus Carbon 1 Pack complete-systems The linear and multi-bars style

The linear and multi-bars style designed for even light distribution and uniform bud density

by providing your plants with all the necessary components needed for strong development

Simply pull straight up on the mouthpiece to remove it and access the heating chamber

which promotes production of ATP

Powerful sanatizing effects with Aloe Vera to keep your skin healthy and soft

20x20x5 (4 3/8) Honeywell/Lennox Replacement Furnace Filters MERV 15 Plus Carbon 1 Pack complete-systems The linear and multi-bars styleImportant 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,