20x25x5 (4 3/8) Honeywell/Lennox Replacement MERV 13 Air Filters 4 Pack Liquid & Weight Measuring These benches help you to

These benches help you to more profitably utilize your available square footage

The HCS-3 also offers a free App TM+ that allows remote control and monitoring through the internet with any smartphone or tablet

Inside gradation to verify water level

🧪 Why It Works

20x25x5 (4 3/8) Honeywell/Lennox Replacement MERV 13 Air Filters 4 Pack Liquid & Weight Measuring These benches help you toImportant 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,