20x20x4 (3 5/8) Pleated Air Filters MERV 7 Plus Carbon 6 Pack pumps-&-irrigation Protect your valuable plants and

Protect your valuable plants and get "Big Time" results without spending big dollars

0” – Powerful circulation helps remove moisture from the air efficiently

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and reload with fresh bait in minutes

the Max-Fan™PRO SERIES has a much more Robust housing due to the fiberglass Reinforced plastic compounds that meet all of the UL and CSA requirements

20x20x4 (3 5/8) Pleated Air Filters MERV 7 Plus Carbon 6 Pack pumps-&-irrigation Protect your valuable plants andImportant 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. If you are replacing a 4 3 8 depth 20x20x4 filter