20x25x5 (4 3/8) Lennox X6673_X6675 Replacement  MERV 12 Pleated Plus Carbon 2 Pack Grow Light Ballasts Pole Diameter - 19mm

Pole Diameter - 19mm

Zenport AZD40 Accuzen platform mechanical spring dial scale accurately measures weight of grain

Super Sprouter 72 Cell 6 Pack Tear Away Insert allows you to remove six cuttings from the 72 cell insert at a time

the Vertical Grow Shelf System is created

710 Pints/day – The most water removal for your investment

20x25x5 (4 3/8) Lennox X6673_X6675 Replacement  MERV 12 Pleated Plus Carbon 2 Pack Grow Light Ballasts Pole Diameter - 19mmImportant 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,