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Ships within 48 hours · Estimated delivery Aug 31 - Sep 5
Customized Strain Specific Grow Schedules
Recommended usage is 2 pounds per acre
Lifespan : 50000H
Compatible with conventional crop nutrition programs
or a supplemental full spectrum light for large flowering operations
16x20x5 (4 3/8) Honeywell/Lennox Replacement MERV 8 Air Filters 1 Pack ac-/-dehumidification-/-humidification Customized Strain Specific Grow SchedulesImportant 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,
US$ 13.65
US$ 13.40
US$ 34.40
