16x25x5 (4 3/8) Honeywell/Lennox Replacement Air Filters MERV 8 Pleated Plus Carbon 1 Pack water-filtration Dyna-ZYME works in conjunction with

Dyna-ZYME works in conjunction with mycorrhizae and beneficial bacteria to break down nutrients

Efficient spray patterns

these layers slow a plant’s respiration process when in storage

non-specific fungicide and bactericide

16x25x5 (4 3/8) Honeywell/Lennox Replacement Air Filters MERV 8 Pleated Plus Carbon 1 Pack water-filtration Dyna-ZYME works in conjunction 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,