20x25x4 (3 5/8) Pleated MERV 14 Air Filters 6 Pack microbes • Biofungicide (Bacillus subtilis)

• Biofungicide (Bacillus subtilis)

Replacement Tumbler Barrel Bubble Magic 500 gram - 185 micron

144 x Micro Drip | 2-Way Parallel Split Micro Tube Dripper Assembly 30" x (Single Unit)

and Aluminum

Ready to use out of the bag

20x25x4 (3 5/8) Pleated MERV 14 Air Filters 6 Pack microbes • Biofungicide (Bacillus subtilis)Important 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