16x20x5 (4 3/8) Honeywell/Lennox Replacement Air Filters MERV 12 Pleated Plus Carbon 1 Pack Grow System/ Trays/ Reservoirs The lubricant fills the microporous

The lubricant fills the microporous surface of your cutting blades which creates a smoother

Uvonair 11" Replacement UV Bulb for Uvonair 1000 Standard (item code OEUVA100)

Conductivity Accuracy: 2% full-scale 1 LSD

The 70 Site Aeroponic Cloner Machine provides a simple and easy cloning experience allowing you to root cuttings between 4-10 days

Platinium HydroStar is available in all 5 series

16x20x5 (4 3/8) Honeywell/Lennox Replacement Air Filters MERV 12 Pleated Plus Carbon 1 Pack Grow System/ Trays/ Reservoirs The lubricant fills the microporousImportant 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,