20x25x5 (4 3/8) Honeywell/Lennox Replacement Air Filters MERV 15 Plus Carbon 4 Pack new_additions technical grade minerals giving you

technical grade minerals giving you a superior product that produces superior results

then add a small amount of fertilizer solution to each container and return in 15 minutes to add the rest

purity and the special forms of nitrogen

per pack:                                    0

The blend promotes faster germination

20x25x5 (4 3/8) Honeywell/Lennox Replacement Air Filters MERV 15 Plus Carbon 4 Pack new_additions technical grade minerals giving youImportant 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,