20x20x5 (4 3/8) Honeywell/Lennox Replacement Furnace Filters MERV 15 Plus Carbon 2 Pack Extension 70 liters per minute

70 liters per minute

and micronutrients more efficiently

The special blend of rooting hormones and naturally occurring ingredients in LIFE Cloning Gel creates healthy plants from the roots up

The HI1285-5 is designed for use with Hanna's HI9813-5

Four sizes available: 2

20x20x5 (4 3/8) Honeywell/Lennox Replacement Furnace Filters MERV 15 Plus Carbon 2 Pack Extension 70 liters per minuteImportant 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,