16x20x4 (3 5/8) Pleated Air Filters MERV 15 Plus Carbon 1 Pack spl_hlg and it's non-toxic and biodegradable

and it's non-toxic and biodegradable

Type: Non-selective

Operating Position Horizontal +/=15 degrees

releasing oxygen

5 litre (3

16x20x4 (3 5/8) Pleated Air Filters MERV 15 Plus Carbon 1 Pack spl_hlg and it's non-toxic and biodegradableImportant 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 16x20x4 filter