20x20x4 (3 5/8) Pleated MERV 8 Air Filters 2 Pack Commercial Lighting This disposable protective hood not

This disposable protective hood not only protects your head but also protects your neck and shoulders from worksite contaminants

and top dressing

No mixing or measuring

BATTERY LIFE / TYPE - 250 hours / 3 x 1

Nordic Pure 12x12x1 MERV 13 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

20x20x4 (3 5/8) Pleated MERV 8 Air Filters 2 Pack Commercial Lighting This disposable protective hood notImportant 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