20x25x5 (4 3/8) Lennox X6673_X6675 Replacement MERV 8 Air Filters 1 Pack bio-organic fertilizer it is manufactured from durable

it is manufactured from durable UV protected HDPE plastic

HDPE food grade plastic

Nordic Pure 20x20x1 MERV 7 Plus Carbon air filters are made of electrostatically charged synthetic materials with an added flat panel infused with activated charcoal that attracts and capture most airborne particulates in your home

Important Note: Almost ALL furnace filters have a different "actual size" than the nominal size printed on the air condition filter

Safe for aquaponic and hydroponic systems

20x25x5 (4 3/8) Lennox X6673_X6675 Replacement MERV 8 Air Filters 1 Pack bio-organic fertilizer it is manufactured from durableImportant 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,