20x25x4 (3 5/8) Pleated MERV 7 Air Filters 2 Pack hawthorne automated triggers

automated triggers

Delivering ultimate light output

Nordic Pure 16x24x4 MERV 7 Plus Carbon air filters are made of electrostatically charged synthetic materials with an added flat panel infused with activated charcoal that will attract and capture most airborne particulates in your home

The isopropyl helps prevent excess build up on the plant

20x25x4 (3 5/8) Pleated MERV 7 Air Filters 2 Pack hawthorne automated triggersImportant 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 20x25x4 filter