20x25x5 (4 3/8) Honeywell/Lennox Replacement MERV 14 Air Filters 1 Pack PH/EC/TDS Meters and Solutions • 30% more efficient than

• 30% more efficient than comparable models

• 4” x 8” collection base

Roots Organics Seabird Guano is an excellent source of phosphate and calcium

Operates temperature and humidity outlets independently or synchronized

Advanced LED Grow Light System

20x25x5 (4 3/8) Honeywell/Lennox Replacement MERV 14 Air Filters 1 Pack PH/EC/TDS Meters and Solutions • 30% more efficient thanImportant 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,