16x20x4 (3 5/8) Pure Carbon Pleated Odor Reduction Merv 8 Furnace Filters 2 Pack Cone Filler When used preventatively in an

When used preventatively in an Integrated Pest Management program

per gallon of water and pour into a suitable sprayer

each with its own fan port designated for each of the zones

1 GPH / 10 - 50 PSI

Adapts 8 inches to 6 inches | Product Length: 8

16x20x4 (3 5/8) Pure Carbon Pleated Odor Reduction Merv 8 Furnace Filters 2 Pack Cone Filler When used preventatively in anImportant 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