SKU: 39347109166
Ships within 48 hours · Estimated delivery Sep 7 - Sep 12
5°C /±1°F Calibration automatic
A key feature of the AWOL backpacks is the closure system
producing up to 106 CFM and 28 dBA in noise
You can also place planters into the trays
A Tailored Growing Experience
16x20x4 (3 5/8) Pure Carbon Pleated Odor Reduction Merv 8 Furnace Filters 6 Pack Grow System/ Trays/ Reservoirs 5°C /±1°F Calibration automaticImportant 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