20x25x5 (4 3/8) Honeywell/Lennox Replacement Air Filters MERV 13 Plus Carbon 4 Pack Pest and Disease Control Propagation Chambers – Dial in

Propagation Chambers – Dial in humidity during cloning and early veg stages

The active ingredient in RootShield Granules is a patented fungus

Main Line AC Extension Cable 16A

Foliar Spray:

OxiPhos has a dual mode of action (systemic and contact) and can be applied as a foliar spray

20x25x5 (4 3/8) Honeywell/Lennox Replacement Air Filters MERV 13 Plus Carbon 4 Pack Pest and Disease Control Propagation Chambers – Dial inImportant 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,