20x25x5 (4 3/8) Lennox X6673_X6675 Replacement MERV 8 Air Filters 1 Pack pumps-and-irrigation-supplies A roughly 60/40 perlite/coco mix

A roughly 60/40 perlite/coco mix

Combine the 633 with other PowerVEG T5's for maximum results

the M108S is a welcome addition and powerful trimming solution to a modern harvesting workflow

Robust commercial design

Offering 3-speed push button operation

20x25x5 (4 3/8) Lennox X6673_X6675 Replacement MERV 8 Air Filters 1 Pack pumps-and-irrigation-supplies A roughly 60/40 perlite/coco mixImportant 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,