16x20x4 (3 5/8) Pleated MERV 12 Air Filters 6 Pack Travel Bags & Backpacks • No maximum number of

• No maximum number of sprays per season

utilizing a reservoir of oil to maintain a high vacuum seal within the ultra precision-machined pump internals

Harvest your entire crop without having to get the ladder

• Low starting ignition temperatures

16x20x4 (3 5/8) Pleated MERV 12 Air Filters 6 Pack Travel Bags & Backpacks • No maximum number ofImportant 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