20x25x5 (4 3/8) Honeywell/Lennox Replacement MERV 14 Air Filters 1 Pack spl_hf Shaker Tubes in Vermiculite/Bran: 10-20

Shaker Tubes in Vermiculite/Bran: 10-20 mites per sq

• No calibration required for conductivity and temperature

grow rooms and all kinds of indoor cultivations

This has been the reason that we have not offered our Commercial DE fixtures in 120V

Two 3" round cable sockets

20x25x5 (4 3/8) Honeywell/Lennox Replacement MERV 14 Air Filters 1 Pack spl_hf Shaker Tubes in Vermiculite/Bran: 10-20Important 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,