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Ships within 48 hours · Estimated delivery Aug 16 - Aug 21
Bar Qt'y : 6 bars
but do not apply to blooming
Potassium helps the forming and flowering of petals and bulbs
Do not refrigerate
20x20x5 (4 3/8) Honeywell/Lennox Replacement Furnace Filters MERV 13 Plus Carbon 2 Pack Nutrients Bar Qt'y : 6 barsImportant 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,
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