20x20x5 (4 3/8) Honeywell/Lennox Replacement MERV 8 Air Filters 2 Pack spl_hrg flowering and plant sugar production

flowering and plant sugar production

This coir can be blended with other growing mediums

*Correlated color temperatures will fluctuate pending which bulb is purchased

Growers enjoy long-term reliability and peace of mind with ILUMINARs 5-Year warranty and IP66 rating for use in wet environments

Whether you're a market gardener looking for valuable season extension at rock bottom pricing

20x20x5 (4 3/8) Honeywell/Lennox Replacement MERV 8 Air Filters 2 Pack spl_hrg flowering and plant sugar productionImportant 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,