20x25x5 (4 3/8) Honeywell/Lennox Replacement MERV 14 Air Filters 1 Pack PH/EC/TDS Meters and Solutions This allows the grower to

This allows the grower to adjust and optimize each parameter as the crop progresses through each growth cycle

Advanced LED Grow Light System

RJ12/USB connection cables and splitter are included in the ballast box

• 4” x 8” collection base

Operates temperature and humidity outlets independently or synchronized

20x25x5 (4 3/8) Honeywell/Lennox Replacement MERV 14 Air Filters 1 Pack PH/EC/TDS Meters and Solutions This allows the grower toImportant 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,