16x25x5 (4 3/8) Honeywell/Lennox Replacement MERV 13 Air Filters 1 Pack dis The active ingredient in Thymox

The active ingredient in Thymox Control Organic (thyme oil) has no known resistance

8 inches) long x 12 mm (0

2 m cable (BNC connector)

You’re not limited to using the machines in tandem

quality and productivity at the same time

16x25x5 (4 3/8) Honeywell/Lennox Replacement MERV 13 Air Filters 1 Pack dis The active ingredient in ThymoxImportant 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,