16x25x5 (4 3/8) Honeywell/Lennox Replacement MERV 8 Air Filters 4 Pack Extension The APCECO offers indoor gardeners

The APCECO offers indoor gardeners an economical and simple method of monitoring and controlling CO2 within the grow area

this device is smart

FACTS and BENEFITS

This Product Controls These Pests or Diseases: Use to kill and repel Fungus Gnats

3 microns— similar to the protection of an N95 respirator

16x25x5 (4 3/8) Honeywell/Lennox Replacement MERV 8 Air Filters 4 Pack Extension The APCECO offers indoor gardenersImportant 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. We also carry 4 7 8 and 5 1 4 inch depth filters,