20x25x5 (4 3/8) Lennox X6673_X6675 Replacement Air Filters MERV 14 Plus Carbon 4 Pack Environmental Controllers The unit will stay on

The unit will stay on all the time unless one of the timer functions is selected

Mini-Sachets/Sachets on Sticks: Place one sachet or stick per propagation tray or plant

the Edv-2500 packs a quite yet powerful punch against the damaging effectives of excessive moisture

400 gallons of surface sanitizer that will replace a heavy bleach solution (10 ppm)

(9) 1 gallon (8″) pots

20x25x5 (4 3/8) Lennox X6673_X6675 Replacement Air Filters MERV 14 Plus Carbon 4 Pack Environmental Controllers The unit will stay onImportant 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,